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OUR PRODUCTS Standard Products Home / Products / Standard Products / One-Stop Fasteners Source In addition to the engineered parts we provide, TSP Manufacturing offers a comprehensive line of standard engineered and commercial fasteners, allowing us to be a one source provider to our customers. Washers Flat Washers Lock Washers Belleville Washers Beveled Washers Finishing Washers Square Washers Bonded Sealing Washers Hillside Washers Conical Washers Spherical Washers Wave Washers Round-Mall Washers Saddle Washers Screws Machine Screws Sheet Metal Screws Wood Screws Thread Cutting Screws Self-Drilling Screws Lag Screws SEMS Screws Thread Rolling Screws Binding Post Screw Products Thumb screws Drywall Screws Multiple Material Screws Wind Screws Drive Screws Eye Screws Weld Screws Collated Screws Flooring Screws Dowel Screws Roofing Screws Accordion Screws Euro Screws Jack Screws Bolts Cap Screws and Hex Bolts Carriage Bolts Flange Bolts Structural Bolts Tap Bolts Square Head Bolts Heavy Hex Cap Screws Heavy Hex Bolts Ferry Cap Screws U-bolts Plow Bolts Tension Control Bolts Hanger Bolts Elevator Bolts Eye Bolts Connector Bolts Tower Bolts Penta Bolts Step Bolts Coil Bolts Cam and Bolt Connectors J-bolts Timber Bolts Bin Bolts Sidewalk Bolts U-bolt Plates Askew Head Bolts Track Bolts Nuts Hex Nuts Lock Nuts Jam Nuts Heavy Hex Nuts Acorn Nuts Flange Nuts Slotted Nuts Wing Nuts Weld Nuts Coupling Nuts Square Nuts Spring Nuts Tee Nuts Castle Nuts Allen Nuts Cap Nuts High Nuts Cage Nuts Knurled Nuts Acme Nuts Palnuts Security Nuts Handle Nuts Coil Nuts Hurricane Nuts standard products include: NORD-LOCK PRODUCTS Nord-Lock’s Trusted Partner for the Energy Industry TSP Manufacturing is Nord-Lock’s preferred distributor to the energy industry offering prepackaged or custom quantities, and technical product support. LEARN MORE OUR PRODUCTS Explore other 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. Get a quote for your upcoming project CONTACT EXCELLENCE IN MANUFACTURING Quality, Materials, and Engineering Solutions Quality Learn more about how we deliver the highest Quality Engineered Fasteners & Components for custom-designed products Materials Learn more about our manufacturing material capabilities for our Engineered Fasteners & Components Services Learn more about our product support and supply chain solutions for our customers Engineered Fastener & Components Contact our product specialists today CONTACT

Alex Dundas Operational Research Engineer BIO Alex joined WN Global sister company U.S. Bolt Manufacturing in 2014 as a Manufacturing Engineer. After earning a master’s degree in Operational Research, Alex joined TSP Manufacturing in 2023. As an Operational Research Engineer at TSP Manufacturing, Alex combines analytical expertise with a deep understanding of manufacturing systems to drive efficiency and innovation. With a passion for problem-solving, Alex specializes in optimizing production workflows, enhancing quality control processes, and leveraging data to inform strategic decisions. BACK

SERVICING THE CUSTOMER Oil & Gas Home / Industries / Oil & Gas / Industry Overview Engineered fasteners and components used in the oil & gas industry are critical to ensuring safety, reliability, and efficiency in highly demanding environments. These components are often subject to extreme pressures, temperatures, and corrosive environments, making their design and material selection essential. KEY FEATURES High Strength: Engineered fasteners must handle high loads and stresses, especially in deep-sea or high-pressure drilling environments. Corrosion Resistance: Materials are selected for resistance to harsh conditions, including saltwater, hydrogen sulfide, and other corrosive agents found in drilling and production environments. Extreme Temperature Tolerance: Fasteners are designed to perform reliably under extreme heat or cold. Precision: Tight tolerances ensure a secure fit and minimize risks of failure during operation. WHEN ONLY THE BEST WILL DO Common Applications: Offshore and Subsea Operations: Used in risers, blowout preventers, and subsea trees. Drilling and Exploration Equipment: Fasteners in drill bits, drill string tools, and rigs. Completion and Production Equipment: A range of precisions parts from valve stems to fasteners used in electrical submersible pumps. Pipeline Infrastructure: High-performance nuts and bolts for flange connections in oil and gas pipelines. Refineries and Processing Facilities: Critical components in reactors, heat exchangers, and pressure vessels. Materials: Materials used in engineered fasteners for the oil & gas industry include: Alloy Steels: Known for strength and durability under high stress. Nickel Alloys: Excellent for high temperatures and corrosive environments. Stainless Steel: Offers good corrosion resistance and strength. Titanium: Lightweight and resistant to corrosion, ideal for specialized applications. MP35N: A nickel-cobalt alloy with superior strength and corrosion resistance in sour gas environments. Industry Standards: Engineered fasteners in oil & gas must comply with stringent industry standards, including: API Standards (e.g., API 20E/API 20F for critical application fasteners, API 6A for wellhead and tree equipment). API Q1 for quality management in the petroleum and natural gas industries. AMPP MR0175/ISO 15156 for materials used in sour gas conditions. ASME Standards for pressure vessel and piping applications. The TSP Manufacturing Advantage TSP Manufacturing specializes in providing custom-engineered fasteners designed for critical applications in the oil & gas sector. Our fasteners deliver exceptional reliability to minimize downtime, with customized solutions to meet specific project requirements, and compliance with all relevant industry regulations and standards. 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

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.

MANUFACTURING PROCESSES Hot Heading Hot heading is a manufacturing process used to produce engineered fasteners and components, especially when working with materials that are hard to deform at room temperature. The Hot Heading Process: 1. Material Heating: The metal is heated to a temperature at which it becomes malleable, typically below its melting point. Heating is performed using furnaces, induction heaters, or other methods, depending on the material type (e.g., titanium, nickel alloys). 2. Forming: The heated material is placed into a die and deformed by applying force through a punch. The heat allows the material to flow more easily, making it suitable for forming complex shapes or working with harder metals. 3. Multi-Stage Forming (Optional): Similar to cold heading, multiple stages of deformation may be required for intricate geometries. 4. Post-Process Treatments: The component may undergo further processes such as trimming, threading, heat treatment, or surface finishing to meet final specifications. Advantages of Hot Heading: Material Versatility: Enables forming of high-strength, low-ductility metals like titanium, nickel alloys, and certain stainless steels that are difficult to work with at room temperature. Enhanced Shape Complexity: Allows for the production of parts with complex geometries that cannot be achieved through cold heading alone. Improved Grain Structure: The process can refine the grain structure of the material, enhancing mechanical properties. Applications in Engineered Fasteners: Hot heading is often chosen for fasteners and components that require: Extreme Strength and Durability: Used in aerospace, nuclear, and defense applications where high-performance materials are critical. Corrosion Resistance: Suitable for marine and offshore environments where exposure to saltwater and harsh conditions is a concern. High-Temperature Performance: Ideal for turbomachinery or automotive applications where fasteners must endure elevated temperatures. 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 Cold Heading Cold heading is a manufacturing process used to create engineered fasteners and components by forming metal without the application of heat. The Process of Cold Heading: 1. Material Selection: Typically, ductile metals like alloy steels, stainless steel, aluminum, titanium, and nickel alloys are chosen for cold heading due to their malleability. 2. Wire Preparation: A metal wire, which serves as the raw material, is cut to the desired length, often referred to as a “slug.” 3. Cold Forming: The wire or slug is inserted into a die and subjected to high-pressure force using a punch. The metal deforms plastically to take the shape of the die and punch, without requiring heating beyond room temperature. 4. Multiple Stages (Optional): Complex fasteners or components may require several stages of heading, where the part is progressively shaped into the desired geometry. 5. Trimming and Threading: Excess material is trimmed, and threads or other detailed features are added if needed. 6. Heat Treatment and Coating (Post-Process): While cold heading itself avoids heating, parts may undergo heat treatment after forming to enhance strength or other properties. Surface coatings can be applied for added corrosion resistance. Advantages of Cold Heading: Strength: The process aligns the grain structure of the material, enhancing the mechanical properties of the fasteners. Precision: It allows for tight tolerances, critical for engineered components used in demanding applications. Cost-Effectiveness: Material wastage is minimized compared to machining, and the process is highly efficient for mass production. Surface Finish: Produces a smooth surface, reducing the need for additional finishing operations. Applications in Engineered Fasteners: Cold heading is particularly suited for producing high-performance fasteners used in industries like: Aerospace and Defense: For lightweight, high-strength components. Oil & Gas and Marine: For corrosion-resistant fasteners exposed to harsh environments. Automotive and Robotics: For precision-engineered fasteners that require tight tolerances. 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 Spectrographic Product Analysis Spectrographic Product Analysis is a precise method used to determine the elemental composition of metals and alloys . By analyzing the spectrum of light emitted from a sample when it is excited by a high-energy source, this technique identifies the presence and concentration of specific elements. For engineered fasteners, this ensures that the material conforms exactly to the required alloy or specification, which is critical for strength, corrosion resistance, and performance. How the Test is Performed Sample Preparation – The fastener or material sample is cleaned to remove contaminants such as oils, coatings, or dirt. Excitation – The sample is exposed to a high-energy source (often an electrical spark or arc) that excites the atoms in the material. Spectral Measurement – The emitted light is captured and analyzed using a spectrometer to determine the types and concentrations of elements present. Comparison to Specifications – Results are compared against the required alloy or material specification to verify compliance. Documentation – Data is recorded and retained for traceability and quality assurance. Why It is Performed Spectrographic Product Analysis is performed to ensure that materials meet strict chemical composition requirements , which directly affect mechanical performance, corrosion resistance, and reliability. This test prevents the use of incorrect or substandard materials that could compromise the safety and effectiveness of engineered fasteners. Confirms alloy composition and grade accuracy Detects impurities or deviations from material specifications Ensures consistent performance and durability Supports regulatory, customer, and industry requirements Application to Engineered Fasteners Engineered fasteners rely on precise material properties to perform under high stress, temperature, and corrosive conditions. Spectrographic Product Analysis ensures that: All fasteners are manufactured from the correct alloys to meet strength and corrosion resistance standards Material consistency is maintained across production batches Customer and regulatory requirements for traceability and quality are satisfied Performance and safety are assured in critical industries such as aerospace, oil & gas, nuclear, and defense Standards & Compliance TSP Manufacturing conducts Spectrographic Product Analysis in accordance with ASTM, ISO, and customer-specific standards . Equipment is regularly calibrated, and testing is performed by trained personnel to guarantee accurate, repeatable, and traceable results. Adherence to these recognized standards demonstrates TSP’s commitment to quality and reliability, ensuring that engineered fasteners and machined components consistently 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 Electrical Discharge Machining (EDM) Electrical Discharge Machining (EDM) is a highly precise manufacturing process used to create complex shapes and fine details in engineered fasteners and components. The EDM Process: 1. Setup: A workpiece (conductive material) is submerged in a dielectric fluid (e.g., deionized water or oil). A tool electrode (usually made of graphite, copper, or brass) is positioned close to the workpiece without touching it. 2. Electric Discharge: A controlled electrical current is applied between the electrode and the workpiece. This creates a spark that erodes a tiny portion of the workpiece material. 3. Material Removal: Thousands of sparks occur per second, removing material layer by layer. The dielectric fluid flushes away debris and cools the work area. 4. Precision Control: CNC (Computer Numerical Control) systems are often used to guide the electrode, enabling precise and repeatable machining. Types of EDM: Sinker EDM: Uses a shaped electrode to “sink” into the material, ideal for creating cavities and complex 3D shapes. Wire EDM: Uses a thin wire as the electrode to cut intricate profiles, commonly used for parts requiring fine tolerances and sharp corners. Limitations Slow Material Removal Rate: Not ideal for high-volume production. Cost: More expensive compared to traditional machining for large, simple parts. Conductive Materials Only: Limited to materials that conduct electricity. Advantages of EDM: Complex Geometries: Can create intricate shapes, fine features, and internal cavities that are difficult or impossible to achieve with traditional machining. High Precision: Allows for extremely tight tolerances, often down to microns. Material Versatility: Can work with hard-to-machine materials like titanium, Inconel, and hardened steels. No Mechanical Stress: Since it’s a non-contact process, there’s no physical force exerted on the workpiece. Applications in Engineered Fasteners: EDM is especially useful for fasteners and components that require: Intricate Details: Ideal for manufacturing custom, non-standard fasteners with unique shapes. Tight Tolerances: Critical in aerospace, robotics, and defense industries where precision is paramount. Hard Materials: Suitable for fasteners made from high-strength alloys that are challenging to machine conventionally. Prototyping: Useful for creating prototypes and low-volume production runs of specialty fasteners. 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

TSP Manufacturing delivers engineered fasteners, machined parts, shear screws, and valve stems—precision-crafted for strength, durability, and critical applications. SERVICING THE CUSTOMER Our Products Fastening Solutions We specialize in delivering a diverse range of high-quality product tailored to meet the demanding needs of our customers’ specifications. Whether your requirements are highly specialized or standard, our product performs reliably in critical applications. DOING WHATEVER IT TAKES Need product help or engineering support? Contact our team of fastener experts today CONTACT INDUSTRIES WE SERVE Oil & Gas Turbomachinery Marine and Offshore Nuclear Aerospace Robotics and Automation Defense Space Get a quote for your upcoming project CONTACT EXCELLENCE IN MANUFACTURING Quality, Materials, and Engineering Solutions Quality Learn more about how we deliver the highest Quality Engineered Fasteners & Components for custom-designed products Materials Learn more about our manufacturing material capabilities for our Engineered Fasteners & Components Services Learn more about our product support and supply chain solutions for our customers Engineered Fastener & Components 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.

testing capabilities Shear Test A Shear Test measures the ability of a material or fastener to resist forces that cause sliding failure along a plane parallel to the applied force. Unlike tensile testing, which pulls a component apart lengthwise, shear testing evaluates how well a fastener or component can withstand lateral or transverse forces. This property is critical for fasteners used in assemblies where loads are not purely axial but involve side-to-side stresses. How the Test is Performed Preparation – The fastener or specimen is mounted in a shear fixture designed for the test. Application of Force – A controlled load is applied by a testing machine, exerting force across the fastener’s cross-section or shear plane. Monitoring – The load is increased gradually until the fastener or specimen fails by shearing. Recording Results – The maximum load carried before failure is measured and converted into shear strength data. Analysis – Results are compared against design requirements and material specifications. Why It is Performed Shear testing ensures that fasteners can perform safely and reliably under service conditions where lateral or shear forces are present. It is particularly important for components in rotating machinery, aerospace structures, and heavy industrial applications, where failure in shear could compromise both equipment integrity and safety. Confirms shear strength meets design specifications Verifies material selection and heat-treatment processes Prevents premature failures in shear-critical applications Provides confidence in safety and performance under real-world conditions Application to Engineered Fasteners Engineered fasteners are frequently subjected to shear forces in bolted joints, couplings, and assemblies. For example, bolts used in turbomachinery, aerospace, or defense systems may experience both tensile and shear loads simultaneously. By conducting shear testing, TSP Manufacturing ensures: Fasteners meet shear strength requirements for critical industries Proper material performance under both axial and transverse loads Prevention of catastrophic joint failures in service Reliable performance for safety-critical applications in oil & gas, aerospace, nuclear, and defense sectors Standards & Compliance At TSP Manufacturing, shear testing is performed in compliance with ASTM, ISO, and customer-specific standards to ensure consistent, repeatable, and verifiable results. Our testing equipment is regularly calibrated, and procedures are carried out by trained professionals, ensuring accuracy and traceability. This rigorous approach demonstrates our commitment to delivering engineered fasteners and machined components that meet the highest levels of performance 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.

testing capabilities Plug Gauge A Plug Gauge is a precision inspection tool used to verify the internal dimensions of cylindrical components, such as threaded holes or bores. Plug gauges provide a simple and highly accurate method for confirming that a part’s internal diameter or thread depth meets design specifications. They are especially useful for quality inspection of engineered fasteners, ensuring mating parts will fit correctly and function as intended. How the Inspection is Performed Calibration – The plug gauge is checked and, if necessary, adjusted to match the nominal diameter or thread standard for the part being tested. Insertion – The gauge is inserted into the internal feature of the component, such as a threaded hole or bore. Fit Verification – A proper fit indicates that the part is within tolerance, while a tight or loose fit signals that the part may be out of specification. Repeatability – Multiple parts can be quickly tested with the same gauge, making it ideal for high-volume production. Documentation – Inspection results are recorded for traceability and quality assurance. Why It is Performed Plug Gauge inspection ensures that internal dimensions, such as bores and threads, meet tight tolerances. This is critical because even small deviations can affect assembly, load transfer, and overall component performance. Using plug gauges allows TSP Manufacturing to verify dimensional accuracy efficiently and reliably, preventing defective parts from entering service. Confirms internal diameters and thread dimensions Detects out-of-tolerance components before assembly Provides fast, repeatable inspection for high-volume production Ensures consistent quality and fit for mating parts Application to Engineered Fasteners Engineered fasteners often engage with other components through threaded holes or precision bores. Accurate internal dimensions are essential for proper load distribution, secure fastening, and safe operation. By using Plug Gauge inspections, TSP Manufacturing ensures: Accurate thread and bore dimensions for proper mating and assembly Conformance to design tolerances for safety-critical applications Consistent quality across production runs Reliability in high-performance industries such as aerospace, defense, oil & gas, and nuclear Standards & Compliance TSP Manufacturing performs Plug Gauge inspections in accordance with ASME, ASTM, ISO, and customer-specific standards . Our gauges are routinely calibrated, and inspectors follow rigorous protocols to ensure precise, traceable measurements. Adherence to these standards reinforces TSP’s credibility and commitment to delivering engineered fasteners that consistently meet the highest quality and performance 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.

testing capabilities Proof Load Testing A Proof Load Test is a non-destructive mechanical test performed on fasteners to verify that they can safely withstand a specified tensile load without permanent deformation. This test ensures that the fastener meets the strength requirements set by design specifications and industry standards, providing confidence that it will perform reliably under service conditions. How the Test is Performed Specimen Preparation – The fastener is cleaned and mounted in a tensile testing machine. Load Application – A controlled tensile load, typically a percentage of the fastener’s yield strength, is applied along the fastener’s axis. Observation – The fastener is monitored to ensure it does not deform permanently under the applied load. Load Removal – After the specified load is applied and held briefly, it is removed, and the fastener is checked for any signs of permanent elongation or failure. Documentation – Results are recorded to confirm compliance with specifications and traceability for quality assurance. Why It is Performed Proof Load Testing is performed to ensure that fasteners meet their rated strength and can handle service loads safely. By verifying the ability to withstand a specified load without yielding, TSP Manufacturing helps prevent premature failure in critical assemblies. Confirms fasteners meet tensile strength requirements Ensures no permanent deformation under design loads Validates manufacturing and heat-treatment processes Enhances safety and reliability in demanding applications Application to Engineered Fasteners Engineered fasteners are often used in high-stress, safety-critical environments such as aerospace, oil & gas, nuclear, and defense industries. Proof Load Testing ensures that: Fasteners can carry design loads safely without yielding Material and processing integrity are verified Joint reliability and assembly safety are maintained Customer confidence is provided through verified mechanical performance Standards & Compliance At TSP Manufacturing, Proof Load Testing is conducted in accordance with ASTM, ISO, and customer-specific standards . Testing equipment is calibrated regularly, and procedures are performed by trained personnel to ensure consistent, accurate, and traceable results. Compliance with these recognized standards demonstrates our commitment to producing engineered fasteners and machined components that meet the highest levels of quality 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.