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SERVICING THE CUSTOMER Robotics and Automation Home / Industries / Robotics and Automation / Industry Overview Engineered fasteners and components are essential to the robotics and automation industry, where precision, durability, and adaptability are critical for ensuring reliable and efficient operation. These components must meet the unique demands of dynamic systems that require tight tolerances, high performance, and flexibility for a wide range of applications. KEY FEATURES High Precision: Fasteners must ensure secure and exact fits to maintain system alignment and functionality. Durability: Components are designed to withstand repetitive motion, high-speed operations, and varying loads over extended periods. Lightweight Design: Many robotics applications prioritize lightweight materials to optimize efficiency and reduce power consumption. Corrosion and Wear Resistance: Fasteners are built to endure environmental factors, such as humidity, dust, and chemicals, while maintaining long service life. WHEN ONLY THE BEST WILL DO Common Applications: Industrial Robots: Fasteners are used in robotic arms, joints, and end effectors, ensuring reliable motion and load handling. Automation Equipment: Includes conveyor systems, pick-and-place machines, and assembly lines that require high-speed, precise fastening solutions. Collaborative Robots (Cobots): Lightweight and ergonomic fasteners are critical for enhancing safety and flexibility in human-robot interaction. Electronics and Sensors: Miniature fasteners secure delicate components in sensor systems and control units. 3D Printers and CNC Machines: Ensure rigidity and stability in dynamic operational environments. Materials: The materials used for fasteners in robotics and automation are selected for their strength, precision, and resistance to wear, including: Stainless Steel: Offers corrosion resistance and strength for a wide range of applications. Aluminum: Lightweight and durable, ideal for reducing system weight without compromising performance. Titanium: Combines strength, lightweight properties, and resistance to wear, making it suitable for high-end applications. Plastics and Composites: Used for non-conductive and lightweight requirements in specific environments. Industry Standards: Fasteners for robotics and automation must adhere to various industry standards for quality and performance, such as: ISO Standards for manufacturing and material properties. DIN Standards for metric fasteners in automation equipment. RoHS Compliance for environmental and safety considerations. Industry-specific guidelines for applications such as semiconductor manufacturing or medical robotics. The TSP Manufacturing Advantage TSP Manufacturing provides custom-engineered fasteners designed to meet the complex demands of robotics and automation systems. Our fasteners are crafted for precision, durability, and reliability, enabling seamless integration into advanced mechanical and electronic systems. By using cutting-edge materials and manufacturing techniques, we deliver solutions that optimize performance, minimize downtime, and meet the unique challenges of this dynamic industry. OUR PRODUCTS Explore our products Specialty Engineered Fasteners Learn more about our Engineered Fasteners, precision-crafted for specialized and critical applications in diverse industries. Machined Parts Learn more about our custom-designed Machined Components expertly crafted for applications across a range of industries. Precision Shear Products Explore our shear product manufacturing and quality capabilities, delivering precision solutions for the most demanding applications. Valve Stems Learn more about our Engineered Valve Stems, designed for demanding applications requiring exceptional strength, durability, and precision. DOING WHATEVER IT TAKES Need product help or engineering support? Contact our team of fastener experts today CONTACT Get a quote for your upcoming project CONTACT

MANUFACTURING PROCESSES Polishing Polishing is a finishing process used in the manufacturing of engineered fasteners and components to enhance their surface appearance, smoothness, and sometimes functional properties. It involves the removal of surface imperfections, such as scratches, tool marks, or oxidation, to achieve a smooth or reflective finish. The Polishing Process: 1. Preparation: The fastener or component is cleaned to remove any dirt, grease, or debris that could interfere with the polishing process. Surface defects like burrs or sharp edges may be addressed through preliminary processes like deburring or grinding. 2. Abrasive Action: Abrasive materials, such as polishing wheels, belts, or compounds, are used to remove surface material in a controlled manner. The abrasives vary in coarseness, starting with a coarse grit to remove larger imperfections and progressing to finer grits for a smoother finish. 3. Buffing: A softer polishing tool or buffing wheel is used with polishing compounds to achieve a high-gloss or mirror-like finish. 4. Final Cleaning: The polished component is cleaned again to remove any residue from the polishing compounds. Types of Polishing Techniques: 1. Mechanical Polishing: Uses rotating polishing tools, such as wheels, pads, or belts, to smooth the surface. Ideal for achieving a consistent finish on flat or cylindrical surfaces. 2. Electropolishing: A chemical and electrochemical process that removes a thin layer of material to improve surface finish and corrosion resistance. Often used for stainless steel and other corrosion-resistant alloys. 3. Hand Polishing: Performed manually using abrasives and polishing compounds for small or complex-shaped components. Example of Polishing in Practice: Material: Stainless steel bolt for marine use. Pre-Polishing Steps: The bolt undergoes machining and grinding to achieve the desired dimensions. Polishing Process: A polishing belt with decreasing grit sizes smooths the surface. The bolt is buffed with a polishing compound for a mirror-like finish. Outcome: The polished bolt has enhanced corrosion resistance, an aesthetically pleasing appearance, and smoother threads for easy assembly. Advantages of Polishing for Fasteners: Improved Appearance: Polishing provides a bright, reflective finish that enhances the aesthetic value of fasteners. Enhanced Functionality: Smoother surfaces reduce friction and improve ease of assembly. Corrosion Resistance: Removes surface irregularities that could trap moisture or contaminants, enhancing longevity. Versatility: Effective on various metals and alloys, accommodating a wide range of applications. Applications in Engineered Fasteners: Aesthetic Enhancement: Polishing improves the visual appeal of fasteners, making them suitable for applications where appearance matters, such as architectural or decorative uses. Corrosion Resistance: Polishing reduces surface roughness and removes contaminants, enhancing resistance to corrosion in harsh environments (e.g., marine, aerospace). Reduced Friction: Smooth surfaces reduce friction during assembly and operation, improving performance and preventing galling in threaded fasteners. Hygienic Applications: Polishing is critical for fasteners used in medical, food, or pharmaceutical equipment to minimize bacterial accumulation on surfaces. Materials Suitable for Polishing: Stainless steels Titanium and titanium alloys Nickel-based alloys (e.g., Inconel) Brass, bronze, and copper Aluminum Challenges in Polishing: Material Removal: Excessive polishing can alter critical dimensions, particularly in precision fasteners. Labor Intensity: Manual polishing can be time-consuming for small or complex parts. Surface Uniformity: Achieving consistent finishes on intricate shapes can be challenging. Cost: High-quality polishing processes can increase manufacturing costs. Cold Heading Hot Heading EDM Milling Turning Swiss Machining Drilling Roll Threading Cut Threading Broaching Heat Treatment Austenitizing Tempering Normalizing Stress Relieving Grinding Polishing Dot Peen Marking Laser Marking MANUFACTURING Explore our manufacturing capabilities OUR PRODUCTS Explore our products Specialty Engineered Fasteners Learn more about our Engineered Fasteners, precision-crafted for specialized and critical applications in diverse industries. Machined Parts Learn more about our custom-designed Machined Components expertly crafted for applications across a range of industries. Precision Shear Products Explore our shear product manufacturing and quality capabilities, delivering precision solutions for the most demanding applications. DOING WHATEVER IT TAKES Need product help or engineering support? Contact our team of fastener experts today CONTACT

MANUFACTURING PROCESSES Cut Threading Cut threading is a traditional method used to create threads on engineered fasteners and components. It involves physically removing material from a blank to form the thread’s shape. This process is highly precise and is particularly suitable for custom or low-volume production of threaded components. The Cut Threading Process: 1. Preparation: A cylindrical blank or fastener body is prepared, typically made of materials like steel, stainless steel, titanium, or other alloys. The blank is secured in a lathe, threading machine, or CNC machine. 2. Thread Cutting Tool: A specialized cutting tool or die is used to remove material from the blank, creating the helical grooves that form the threads. The tool’s shape corresponds to the desired thread profile (e.g., triangular for standard threads, square for certain industrial applications). 3. Threading Operation: Single-Point Cutting: For larger threads or precision applications, a single-point tool is used to cut the thread profile in successive passes. Thread Chasing: Involves using a multi-tooth cutter to cut threads more quickly. Thread Rolling Dies: For larger-scale cut threads, dies may be used to guide and cut the threads accurately. Cutting lubricant is often applied to reduce friction, prevent overheating, and improve surface finish. 4. Inspection and Finishing: The cut threads are inspected for dimensional accuracy using gauges or thread measuring tools. Additional finishing steps like deburring or heat treatment may follow to improve durability and performance. Why Use Cut Threading for Fasteners? Tailored Solutions: Enables the creation of threads for non-standard fasteners or components with unique designs. Material Flexibility: Effective for hard-to-machine metals or materials unsuitable for rolling. Critical Applications: Provides the precision and control required for high-performance or safety-critical threaded components. Advantages of Cut Threading: High Precision: Allows for extremely accurate threads with tight tolerances, which are critical for high-performance fasteners. Customizability: Can produce non-standard or special threads for unique applications. Versatility: Suitable for a wide range of materials, including alloys and harder metals. Surface Quality: Produces threads with a smooth finish and sharp definition. Applications in Engineered Fasteners: Cut threading is typically used for the following: Custom or Prototype Fasteners: Threads can be tailored to unique specifications or non-standard sizes. Hard Materials: Effective for threading materials like titanium, hardened steel, or nickel alloys that are challenging to form using other methods. Low-Volume Production: Suitable for small batches where thread rolling or other methods may not be cost-effective. Precision Applications: Used where high accuracy and tight tolerances are required, such as in aerospace or nuclear components. Limitations Material Waste: Material is removed during the process, resulting in waste. Slower Production: Compared to thread rolling, cut threading is slower and less efficient for high-volume production. Weaker Threads: Threads created by cutting can have lower fatigue resistance compared to rolled threads due to the interruption of the material grain structure. Tool Wear: Cutting tools can wear out quickly, especially when threading harder materials. Cold Heading Hot Heading EDM Milling Turning Swiss Machining Drilling Roll Threading Cut Threading Broaching Heat Treatment Austenitizing Tempering Normalizing Stress Relieving Grinding Polishing Dot Peen Marking Laser Marking MANUFACTURING Explore our manufacturing capabilities OUR PRODUCTS Explore our products Specialty Engineered Fasteners Learn more about our Engineered Fasteners, precision-crafted for specialized and critical applications in diverse industries. Machined Parts Learn more about our custom-designed Machined Components expertly crafted for applications across a range of industries. Precision Shear Products Explore our shear product manufacturing and quality capabilities, delivering precision solutions for the most demanding applications. DOING WHATEVER IT TAKES Need product help or engineering support? Contact our team of fastener experts today CONTACT

testing capabilities Hardness Test A Hardness Test is a method of measuring a material’s resistance to deformation, indentation, or scratching. In manufacturing, hardness is closely tied to strength, wear resistance, and durability—critical properties for engineered fasteners and machined components. Various hardness scales (such as Rockwell, Brinell, or Vickers) are used depending on the material and application, providing precise data to ensure that parts meet design and performance requirements. How the Test is Performed Preparation – The fastener or component surface is cleaned to remove oils, coatings, or debris that could affect accuracy. Indenter Application – A controlled load is applied using a standardized indenter (such as a steel ball or diamond cone). Measurement – The depth or size of the indentation is measured, then compared against the appropriate hardness scale. Repeatability – Multiple tests can be performed on different areas of the component to confirm consistency. Documentation – Results are recorded to provide traceable data for quality assurance and compliance. Why It is Performed Hardness testing is performed to ensure that materials and finished fasteners possess the necessary strength and durability for demanding applications. A fastener that is too soft may deform or wear prematurely, while one that is too hard may become brittle and prone to cracking. By verifying hardness, TSP Manufacturing ensures that every part meets the performance balance required for safety and reliability. Confirms material strength and durability Verifies heat treatment and manufacturing processes Prevents premature wear, deformation, or failure in service Ensures consistency across production runs Application to Engineered Fasteners Engineered fasteners often operate under extreme loads, vibration, and environmental stress. Their hardness level directly affects how they perform over time, especially in industries such as aerospace, oil & gas, defense, and nuclear power. By applying hardness testing, TSP Manufacturing ensures: Correct material properties for strength and toughness Verification of heat-treated fasteners to confirm proper hardness levels Prevention of failure modes related to excessive softness or brittleness Confidence in product performance for safety-critical applications Standards & Compliance TSP Manufacturing performs hardness testing in accordance with ASTM, ISO, and customer-specific standards , using properly calibrated equipment and certified procedures. Our inspectors are trained to ensure accuracy, consistency, and traceability across all test results. By adhering to these recognized standards, we reinforce customer confidence and demonstrate our commitment to delivering engineered fasteners and machined components that meet the highest quality expectations. DOING WHATEVER IT TAKES Need product help or engineering support? Contact our team of fastener experts today CONTACT OUR PRODUCTS Explore our products Specialty Engineered Fasteners Learn more about our Engineered Fasteners, precision-crafted for specialized and critical applications in diverse industries. Machined Parts Learn more about our custom-designed Machined Components expertly crafted for applications across a range of industries. Precision Shear Products Explore our shear product manufacturing and quality capabilities, delivering precision solutions for the most demanding applications.

MANUFACTURING PROCESSES Turning Turning is a widely used machining process for producing engineered fasteners and components. It is a subtractive manufacturing process where a cutting tool removes material from a rotating workpiece to create cylindrical shapes or other specific geometries. The Turning Process: 1. Workpiece Setup: A cylindrical raw material (such as a rod or bar) is clamped onto a lathe or CNC turning machine. Common materials include alloy steels, stainless steels, titanium, aluminum, nickel alloys, and other high-performance metals. 2. Rotation: The workpiece is rotated at high speeds around its central axis. 3. Tool Engagement: A single-point cutting tool is positioned against the rotating workpiece to remove material. The cutting tool is fed along the axis of rotation (longitudinal turning) or radially (facing) to achieve the desired dimensions and shapes. 4. CNC Control (Optional): For precision, CNC (Computer Numerical Control) lathes are used to automate and control the turning process, enabling complex shapes and tight tolerances. 5. Post-Processing: After turning, components may undergo threading, drilling, deburring, heat treatment, or coating depending on requirements. Types of Turning: Straight Turning: Produces uniform cylindrical shapes. Taper Turning: Creates tapered surfaces by adjusting the tool angle. Thread Turning: Cuts external or internal threads onto a fastener. Grooving: Forms grooves or undercuts in the workpiece. Facing: Produces flat surfaces on the end of the workpiece. Profiling: Creates complex contours and profiles. Advantages of Turning: Precision: Achieves tight tolerances, essential for critical components. Versatility: Can produce cylindrical parts with various profiles, threads, and grooves. Surface Finish: Provides smooth finishes that may reduce the need for additional polishing. Material Compatibility: Works well with a wide range of metals, including hardened alloys. Applications in Engineered Fasteners: Turning is ideal for manufacturing fasteners and components that require high precision and specific geometries. Applications include: Bolts and Screws: Used to form the threads and shafts of precision bolts, screws, and studs. Nuts: Internal threads are machined for custom nuts. Bushings and Sleeves: Cylindrical components with tight tolerances. Threaded Inserts: Used in aerospace, robotics, and other high-performance applications. Custom Fasteners: Specialty fasteners with unique profiles or geometries. Limitations Material Waste: Being a subtractive process, turning generates scrap material. Complexity: Intricate shapes may require additional operations or more advanced multi-axis CNC machines. Time-Intensive: For high-volume production, processes like cold or hot heading might be more efficient. Cold Heading Hot Heading EDM Milling Turning Swiss Machining Drilling Roll Threading Cut Threading Broaching Heat Treatment Austenitizing Tempering Normalizing Stress Relieving Grinding Polishing Dot Peen Marking Laser Marking MANUFACTURING Explore our manufacturing capabilities OUR PRODUCTS Explore our products Specialty Engineered Fasteners Learn more about our Engineered Fasteners, precision-crafted for specialized and critical applications in diverse industries. Machined Parts Learn more about our custom-designed Machined Components expertly crafted for applications across a range of industries. Precision Shear Products Explore our shear product manufacturing and quality capabilities, delivering precision solutions for the most demanding applications. DOING WHATEVER IT TAKES Need product help or engineering support? Contact our team of fastener experts today CONTACT

testing capabilities X-Ray X-Ray Inspection is a non-destructive testing (NDT) method used to examine the internal structure of a component without altering or damaging it. By passing X-rays through a part and capturing the resulting image on film or a digital detector, hidden defects such as cracks, voids, inclusions, or porosity can be detected. For engineered fasteners, this ensures the structural integrity and reliability of components that must perform under high stress or critical conditions. How the Test is Performed Sample Preparation – The fastener or component is cleaned and positioned in the X-ray inspection system. Exposure – X-rays are directed through the part, penetrating the material and interacting differently with various densities and structures. Image Capture – The transmitted X-rays are recorded on film or a digital detector to produce a radiographic image. Analysis – Trained inspectors examine the image for internal flaws, such as cracks, voids, or inclusions. Documentation – Inspection results are recorded to provide traceable verification of part quality. Why It is Performed X-Ray Inspection is performed to ensure that engineered fasteners and machined components are free of internal defects that could compromise strength, safety, or performance. Detecting hidden flaws before parts are installed prevents failures in service and enhances overall reliability. Detects internal cracks, voids, or inclusions Verifies quality of material and manufacturing processes Prevents in-service failures in critical applications Provides non-destructive verification of component integrity Application to Engineered Fasteners Engineered fasteners often operate under high-stress, high-temperature, or critical load conditions . X-Ray Inspection ensures that: Internal integrity is verified without damaging the fastener Material defects or inclusions are detected early in production Performance and reliability are maintained in safety-critical applications Compliance with customer specifications is documented before delivery Standards & Compliance TSP Manufacturing conducts X-Ray Inspection in accordance with ASTM, ISO, and customer-specific standards . Equipment is regularly calibrated, and inspections are performed by trained and certified personnel to ensure accurate, repeatable, and traceable results. Adherence to these recognized standards demonstrates TSP’s commitment to quality, reliability, and delivering engineered fasteners and machined components that meet the highest industry expectations. DOING WHATEVER IT TAKES Need product help or engineering support? Contact our team of fastener experts today CONTACT OUR PRODUCTS Explore our products Specialty Engineered Fasteners Learn more about our Engineered Fasteners, precision-crafted for specialized and critical applications in diverse industries. Machined Parts Learn more about our custom-designed Machined Components expertly crafted for applications across a range of industries. Precision Shear Products Explore our shear product manufacturing and quality capabilities, delivering precision solutions for the most demanding applications.

MANUFACTURING PROCESSES Swiss Machining Swiss machining, also known as Swiss screw machining or Swiss turning, is a highly precise manufacturing process commonly used to produce small, intricate, and high-quality components, including engineered fasteners. The Swiss Machining Process: 1. Workpiece and Guide Bushing: The process begins with a cylindrical bar of raw material (e.g., stainless steel, titanium, aluminum, or nickel alloys) fed through a guide bushing. The guide bushing holds the workpiece securely close to the cutting tool, minimizing deflection and vibration. 2. Sliding Headstock: Unlike traditional lathes, a Swiss machine’s headstock moves longitudinally, allowing the material to slide through the guide bushing. 3. Multi-Axis Machining: Swiss machines often have multiple axes (up to 12 or more), enabling simultaneous machining operations. This capability allows turning, drilling, threading, and milling in a single setup. 4. Tool Engagement: Tools operate close to the guide bushing, which increases accuracy and reduces the risk of distortion, especially for slender or long parts. 5. Continuous Bar Feeding: Automatic bar feeders allow for high-volume production with minimal operator intervention. 6. Post-Machining Operations: Once machined, parts may undergo heat treatment, coating, or secondary processes like polishing or engraving. Key Features of Swiss Machining: High Precision: Tolerances can reach as tight as ±0.0001 inches, making it suitable for critical components. Complex Geometries: Capable of producing intricate parts with multiple features in a single operation. Small Diameter Parts: Ideal for manufacturing components with small diameters, often below 1.25 inches. Advantages of Swiss Machining: Exceptional Accuracy: Ensures consistent quality for components requiring extreme precision. Efficiency: Multiple operations in a single setup reduce production time. Material Versatility: Works with a wide range of metals, including hard-to-machine alloys. Repeatability: High-volume production with consistent tolerances. Minimized Material Waste: Optimized processes reduce scrap material. Applications in Engineered Fasteners: Swiss machining is particularly valuable for producing high-performance fasteners and components, such as: Micro Screws and Bolts: Used in aerospace, robotics, and medical devices. Precision Nuts and Inserts: Manufactured with intricate threading and tolerances. Specialized Threaded Components: Used in turbomachinery and space applications. Custom Fasteners: Designed for specific applications requiring unique shapes, grooves, or threads. Thin and Slender Components: Ensures stability and precision for long, thin fasteners. Limitations Cost: Swiss machines and setups are more expensive than traditional lathes. Size Restrictions: Limited to parts with smaller diameters and lengths. Setup Time: Complex setups for multi-axis operations may increase initial production time. Cold Heading Hot Heading EDM Milling Turning Swiss Machining Drilling Roll Threading Cut Threading Broaching Heat Treatment Austenitizing Tempering Normalizing Stress Relieving Grinding Polishing Dot Peen Marking Laser Marking MANUFACTURING Explore our manufacturing capabilities OUR PRODUCTS Explore our products Specialty Engineered Fasteners Learn more about our Engineered Fasteners, precision-crafted for specialized and critical applications in diverse industries. Machined Parts Learn more about our custom-designed Machined Components expertly crafted for applications across a range of industries. Precision Shear Products Explore our shear product manufacturing and quality capabilities, delivering precision solutions for the most demanding applications. DOING WHATEVER IT TAKES Need product help or engineering support? Contact our team of fastener experts today CONTACT

MANUFACTURING PROCESSES Milling Milling is a versatile and widely used manufacturing process in the production of engineered fasteners and components. It involves the removal of material from a workpiece to create desired shapes, dimensions, or features using a rotating cutting tool. The Milling Process: 1. Workpiece Setup: The raw material (workpiece) is secured on a milling machine table or in a vice. Materials used include metals like alloy steels, aluminum, stainless steel, titanium, and nickel alloys. 2. Tool Selection: A cutting tool, typically made of carbide, high-speed steel, or diamond-coated materials, is chosen based on the material and the desired operation. Tools may include end mills, face mills, or specialty cutters. 3. Cutting Operation: The cutting tool rotates at high speeds while the workpiece is moved along multiple axes (X, Y, and Z). The cutting process removes material in layers to achieve the desired geometry. 4. CNC Control (Optional): For precision manufacturing, CNC (Computer Numerical Control) milling machines are used to automate and control the process, ensuring repeatability and high accuracy. 5. Finishing and Inspection: After milling, the component may undergo additional operations like deburring, polishing, or coating to meet exact specifications. Types of Milling: Face Milling: Creates flat surfaces and finishes on the face of the workpiece. Peripheral (Side) Milling: Used to machine deep slots or contours along the sides of the workpiece. 3-Axis, 4-Axis, or 5-Axis Milling: Multi-axis machines allow for complex geometries and tight tolerances, crucial for precision-engineered components. Advantages of Milling: Versatility: Capable of producing a wide range of shapes and sizes. Precision: Provides tight tolerances and excellent surface finishes, especially with CNC milling. Material Compatibility: Works well with a variety of metals used in high-performance industries. Efficiency: CNC milling enables rapid and repeatable production. Applications in Engineered Fasteners: Milling is often used in the manufacturing of specialized or custom fasteners, as well as precision components. Specific applications include: Custom Shapes: Non-standard fasteners requiring unique geometries, such as grooves, threads, or hexagonal heads. Complex Components: Features like slots, holes, or keyways can be machined into parts. Prototype and Low-Volume Runs: Ideal for prototyping or producing small quantities of precision fasteners for aerospace, robotics, and defense applications. Adapters or Housings: Milling is used to create components that interface with fasteners, such as flanges, brackets, or mounting plates. Limitations Material Waste: Milling is a subtractive process, so material wastage can be significant compared to forming processes like cold or hot heading. Cost: Milling can be more expensive for high-volume production compared to other methods like cold heading. Complexity: Extremely intricate geometries may require additional processes or more advanced equipment. Cold Heading Hot Heading EDM Milling Turning Swiss Machining Drilling Roll Threading Cut Threading Broaching Heat Treatment Austenitizing Tempering Normalizing Stress Relieving Grinding Polishing Dot Peen Marking Laser Marking MANUFACTURING Explore our manufacturing capabilities OUR PRODUCTS Explore our products Specialty Engineered Fasteners Learn more about our Engineered Fasteners, precision-crafted for specialized and critical applications in diverse industries. Machined Parts Learn more about our custom-designed Machined Components expertly crafted for applications across a range of industries. Precision Shear Products Explore our shear product manufacturing and quality capabilities, delivering precision solutions for the most demanding applications. DOING WHATEVER IT TAKES Need product help or engineering support? Contact our team of fastener experts today CONTACT

testing capabilities Axial Tensile Test An Axial Tensile Test measures the strength of a fastener or material when pulled along its longitudinal axis until failure. This test evaluates key mechanical properties such as ultimate tensile strength, yield strength, and elongation , which define how a material behaves under direct tension. For engineered fasteners, axial tensile testing is one of the most fundamental methods to ensure structural integrity and verify that components can withstand the loads expected in service. How the Test is Performed Specimen Preparation – A fastener or machined test piece is mounted in a tensile testing machine. Load Application – A controlled axial force is applied by pulling the specimen along its longitudinal axis. Monitoring Deformation – The machine records elongation, reduction in area, and applied load throughout the test. Failure Observation – The test continues until the fastener or specimen fractures, at which point the maximum load is recorded. Data Collection – Results are converted into stress-strain curves, providing detailed mechanical property data. Why It is Performed Axial tensile testing is performed to confirm that fasteners and components meet design load requirements and safety margins . This test verifies material performance, manufacturing consistency, and ensures that parts can reliably handle the stresses encountered in service. Determines ultimate tensile strength and yield strength Verifies ductility and elongation Confirms material processing and heat treatment effectiveness Prevents premature failure in critical applications Application to Engineered Fasteners Engineered fasteners are often subjected to direct tensile loads in bolted joints, structural connections, and machinery assemblies. Axial tensile testing ensures that these fasteners: Meet required tensile strength levels for high-stress environments Perform reliably in mission-critical applications such as aerospace, oil & gas, nuclear, and defense Withstand combined stresses when used with other loading conditions (shear, torsion, vibration) Provide assurance of joint integrity in safety-critical systems Standards & Compliance At TSP Manufacturing, axial tensile testing is performed in accordance with ASTM, ISO, and customer-specific standards to ensure precision and reliability. Our testing equipment is calibrated to industry requirements, and all testing is conducted by qualified personnel. By adhering to these rigorous standards, we demonstrate our commitment to delivering fasteners and machined components that consistently meet or exceed the mechanical property requirements of the industries we serve. DOING WHATEVER IT TAKES Need product help or engineering support? Contact our team of fastener experts today CONTACT OUR PRODUCTS Explore our products Specialty Engineered Fasteners Learn more about our Engineered Fasteners, precision-crafted for specialized and critical applications in diverse industries. Machined Parts Learn more about our custom-designed Machined Components expertly crafted for applications across a range of industries. Precision Shear Products Explore our shear product manufacturing and quality capabilities, delivering precision solutions for the most demanding applications.

testing capabilities Macrostructure Examination Macrostructure Examination is a metallurgical test that evaluates the large-scale structure of a material , typically visible to the naked eye or under low magnification (up to ~10x). It reveals important characteristics such as grain flow, segregation, inclusions, laps, seams, or weld quality. For engineered fasteners and machined components, this test confirms that the underlying material integrity is suitable for demanding applications where strength and reliability are critical. How the Test is Performed Sample Preparation – A cross-section of the fastener or material is cut, polished, and sometimes etched with a chemical reagent to highlight structural features. Visual or Low-Magnification Examination – The prepared surface is examined under adequate lighting or a low-power microscope. Structural Assessment – Inspectors look for discontinuities such as cracks, porosity, segregation, or flow lines. Comparison to Standards – Findings are compared against established metallurgical standards or customer specifications. Documentation – Results are recorded and archived for traceability and quality assurance. Why It is Performed Macrostructure Examination is performed to ensure that the base material or final component does not contain large-scale flaws that could affect safety, performance, or durability. Detects inclusions, laps, seams, and cracks not visible externally Evaluates grain flow and structural soundness Confirms forging, heat treatment, and welding quality Prevents failures in service by identifying material defects early Application to Engineered Fasteners Engineered fasteners require uniform structural integrity to perform in high-stress and safety-critical environments. Macrostructure Examination ensures that: Grain flow is optimized to support strength and fatigue resistance in forged fasteners Material discontinuities are identified before components enter service Heat treatment and manufacturing processes have achieved the desired structural results Customer and industry requirements for metallurgical quality are met for applications in aerospace, nuclear, oil & gas, and defense Standards & Compliance TSP Manufacturing performs Macrostructure Examinations in accordance with ASTM E381, ASTM E340, ISO standards, and customer-specific requirements . All testing is carried out by trained personnel using calibrated equipment, ensuring consistent, accurate, and traceable results. This adherence to rigorous standards underscores TSP’s commitment to delivering engineered fasteners and machined components with verified material integrity and the highest level of quality assurance. DOING WHATEVER IT TAKES Need product help or engineering support? Contact our team of fastener experts today CONTACT OUR PRODUCTS Explore our products Specialty Engineered Fasteners Learn more about our Engineered Fasteners, precision-crafted for specialized and critical applications in diverse industries. Machined Parts Learn more about our custom-designed Machined Components expertly crafted for applications across a range of industries. Precision Shear Products Explore our shear product manufacturing and quality capabilities, delivering precision solutions for the most demanding applications.

testing capabilities Cleanliness Test A Cleanliness Test is a quality inspection method used to determine the level of contaminants—such as oils, grease, machining residues, metal shavings, or foreign particles—present on a manufactured component. For engineered fasteners and precision-machined parts, even trace contamination can affect performance, assembly, or long-term reliability, making cleanliness verification a critical part of the quality process. How the Test is Performed Sample Preparation – The fastener or machined component is handled under controlled conditions to prevent outside contamination. Extraction of Contaminants – Solvents, ultrasonic agitation, or pressurized fluids are used to dislodge surface and embedded particles from the part. Collection & Filtration – Dislodged contaminants are collected and passed through a fine filter. Analysis – The particles and residues are measured by weight, size, or count using gravimetric, microscopic, or spectrographic methods. Evaluation Against Standards – Results are compared to customer or industry-defined cleanliness requirements. Why It is Performed Cleanliness Testing is performed to ensure that fasteners and machined components meet strict contamination-free requirements that protect assembly quality, performance, and durability. Prevents assembly issues such as galling, seizing, or torque misapplication Reduces risk of corrosion or premature wear caused by foreign particles Ensures compatibility with lubricants, coatings, and protective finishes Meets customer requirements for industries where contamination can cause system failure, such as aerospace, oil & gas, and defense Application to Engineered Fasteners Engineered fasteners often operate in demanding environments where any contamination can compromise safety and performance. Cleanliness Testing ensures that: Threads are free of foreign matter , ensuring accurate torque and preload during installation Critical surfaces are contaminant-free to support coatings, platings, and corrosion protection systems Fasteners meet customer cleanliness specifications , which are especially stringent in aerospace, nuclear, and defense applications Product integrity and reliability are maintained from manufacturing through installation Standards & Compliance TSP Manufacturing performs Cleanliness Testing in accordance with industry standards such as ISO 16232, VDA 19, and customer-specific cleanliness requirements . Testing equipment is maintained and calibrated, and results are fully documented for traceability. This adherence to recognized cleanliness standards reinforces TSP’s commitment to delivering engineered fasteners and machined components that meet the highest levels of quality, safety, and reliability. DOING WHATEVER IT TAKES Need product help or engineering support? Contact our team of fastener experts today CONTACT OUR PRODUCTS Explore our products Specialty Engineered Fasteners Learn more about our Engineered Fasteners, precision-crafted for specialized and critical applications in diverse industries. Machined Parts Learn more about our custom-designed Machined Components expertly crafted for applications across a range of industries. Precision Shear Products Explore our shear product manufacturing and quality capabilities, delivering precision solutions for the most demanding applications.