Incoloy Fasteners

Gnee specializes in the production and manufacture of Incoloy Fasteners, which have excellent resistance to high temperatures, corrosion and oxidation, and can maintain their integrity and strength under the most demanding conditions. The manufacturing process includes melting, casting, forging, hot rolling, heat treatment, solution annealing, age hardening, etc. Our products undergo rigorous quality control testing to ensure that they meet strict industry standards. We provide a full range of processing services, including custom processing, thread processing and coating, and our products are rich in size. Feel free to contact us for a quote!

  • Bolts/Screws/Nuts/Washers/Studs/…
  • Incoloy 800/800H/800HT/825/925
  • Non-Destructive Testing
  • Support Customize Size & Shapes
  • Free Sample
  • High-Temperature Resistance/Corrosion Resistance
  • ASTM/ASME/ISO Certified
  • Large Stock
  • Loading Port: Shanghai, Tianjin, Qingdao
  • 30-50 Days, 7 Days For Stock Goods
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Gnee supplies Different Types Of Incoloy Fasteners
Gnee is a manufacturer, supplier, wholesaler, distributor, trader, stockist, and exporter of Incoloy Fasteners. We produce high quality Incoloy fasteners to ISO standards in a wide range of grades, available in a variety of sizes, not limited to the following types, customized to your specific needs, Welcome to contact us for a quotation!
More information about Incoloy Alloy Fasteners
Gnee’s Incoloy fasteners have been successfully exported to many countries, including Egypt, Kenya, Croatia, Kuwait, Oman, Russia, Azerbaijan, Kyrgyzstan, Singapore, Mexico, Venezuela, Turkey, India and more than 70 countries. If you have any questions or need anything about our Incoloy Fastener products or other products, please feel free to contact us. We look forward to establishing a long-term partnership with you and providing you with quality steel products and solutions.
Product NameIncoloy Fastener
SizeNuts/Bolts/Washers Sizes: M3 – M56 | 3/6″ to 2″ | custom
Length of Bolts: 3 – 200 mm
Machine Screws Sizes: M1.6 – M12
Standard SpecificationASTM, DIN, SUS, AISI, SAE, ANSI, ASME, EN, JIS, BS, GB, UNS
FormsIncoloy Bolts (Hex Bolts, Socket Head Cap Bolts, Carriage Bolts, Eye Bolts, U-Bolts, Stud Bolts);
Incoloy Nuts (Hex Nuts, Lock Nuts, Wing Nuts, Jam Nuts, Cap Nuts, Flange Nuts);
Incoloy Screws (Machine Screws, Self-Tapping Screws, Sheet Metal Screws, Wood Screws, Socket Head Cap Screws, Set Screws);
Incoloy Washers (Flat Washers, Lock Washers, Belleville Washers, Wave Washers, Countersunk Washers);
Incoloy Studs (Fully Threaded Studs, Tap End Studs, Threaded Rods, Weld Studs, Stud Bolts);
Incoloy Rivets (Solid Rivets, Blind Rivets, Structural Rivets, Hollow Rivets, Drive Rivets);
ThreadBSW, METRIC, UNF, UNC, BSF, custom
Test CertificateUnder Third-Party Inspection
Manufacturer Test Certificate
Packaging DetailsStandard Export Seaworthy Packing Or As Required
Oil and Gas IndustryOffshore platforms, pipelines, valves, heat exchangers, and flanges
Chemical ProcessingReactors, vessels, pumps, and other equipment
Power GenerationBoilers, turbines, condensers, heat exchangers, and other components
Aerospace IndustryAircraft engines, structural components, landing gears
Marine and Offshore ApplicationsShipbuilding, offshore platforms, and subsea equipment
Petrochemical IndustryHeat exchangers, reactors, distillation columns, and piping systems
Pharmaceutical and Food ProcessingTanks, vessels, mixers, and piping systems
Automotive IndustryEngine components, exhaust systems, chassis
Mining and ExtractionThey are employed in crushers, screens, conveyors, and processing equipment
Construction and InfrastructureBridges, tunnels, water treatment plants, and architectural structures
Incoloy Fasteners Supplier With Rich Grades
  • Incoloy 800 (UNS N08800, EN 1.4876)
  • Incoloy 800H (UNS N08810, EN 1.4958)
  • Incoloy 800HT (N08811, EN 1.4959)
  • Incoloy 825 (UNS N08825, EN 2.4858)
  • Incoloy 925 (UNS N09925)
  • Incoloy 903 (UNS N19903, EN 2.4707)
  • Incoloy 907 (UNS N19907, EN 2.4689)
  • Incoloy 926 (UNS N08926, EN 1.4529)
  • Incoloy 330 (UNS N08330, EN 1.4886)
  • Incoloy 25-6HN (UNS N08367, EN 1.4562)
  • Incoloy A-286 (UNS S66286, EN 1.4980)
ASTMASTM A193, ASTM A194, ASTM A320, ASTM A45, ASTM F593, ASTM F594, ASTM F738, ASTM F836, ASTM F468, ASTM F467, ASTM F593M, ASTM F594M
ASMEASME B18.2.1, ASME B18.2.2, ASME B18.3, ASME B18.5, ASME B18.6.1, ASME B18.6.2, ASME B18.6.3, ASME B18.6.4, ASME B18.6.7M, ASME B18.16.6, ASME B18.24, ASME B18.31.1, ASME B18.31.1, ASME B18.31.2
Parameters Of Incoloy Steel Fasteners
ElementIncoloy 800Incoloy 825
Nickel (Ni)30.0-35.0%38.0-46.0%
Chromium (Cr)19.0-23.0%19.5-23.5%
Iron (Fe)39.5% min22.0% min
Copper (Cu)0.75% max1.5-3.0%
Manganese (Mn)1.5% max1.0% max
Carbon (C)0.1% max0.05% max
Silicon (Si)1.0% max0.5% max
Sulfur (S)0.015% max0.03% max
Titanium (Ti)0.15-0.60%0.6-1.2%
Aluminum (Al)0.15-0.60%0.2-0.8%
ElementTensile Strength (MPa)Yield Strength (MPa)Elongation (%)Hardness (HB)
Incoloy 800520 min205 min30 min130 max
Incoloy 825550 min220 min30 min160 max
ElementDensity (g/cm³)Melting Point (°C)Thermal Conductivity (W/m·K)Electrical Resistivity (μΩ·cm)
Incoloy 8007.941385-142011.51
Incoloy 8258.141370-140012.81.08

What Is Incoloy Fasteners?

Incoloy fasteners are specialized components made from a high-performance nickel-iron-chromium alloy that offers outstanding resistance to high temperatures, corrosion, and oxidation. Gnee’s Incoloy fasteners are specifically designed to provide reliable and durable connections in demanding applications such as oil and gas, chemical processing, power generation, marine, and aerospace.

The main Incoloy grades used for fasteners include Incoloy 800, 800H, 800HT, 825, 925, and 903, each with unique properties to meet specific industrial requirements. Types include, including bolts, screws, nuts, washers, studs, and threaded rods.

Why Choose Gnee Incoloy Fasteners Manufacturer?

Gnee, as a Chinese stainless steel & nickel alloy supplier with 15 years of history, exports to 60+ countries. We provide various shapes of stainless steel & nickel alloy, including plates, coils, pipes, bars, and fittings. Gnee is committed to providing comprehensive stainless steel solutions, with excellent after-sales service, we support customization and ensure product quality.

In addition, our steel plate has been successfully exported to more than 60 countries such as Singapore, Malaysia, The United Arab Emirates, Oman, Turkey, Nigeria, Egypt, Kuwait, Indonesia, Qatar, and Kenya. Many regular customers come to visit our company and factory and make multiple orders.

What‘s The Feature Of Incoloy Fasteners?

Incoloy Fasteners are known for their exceptional corrosion resistance. They exhibit excellent resistance to a wide range of corrosive media, including acids, alkalis, seawater, and various chemical solutions. This corrosion resistance ensures the longevity and durability of fastened connections, making Incoloy Fasteners ideal for industries such as oil and gas, chemical processing, and marine applications.

Incoloy Fasteners are designed to maintain their mechanical strength and integrity at elevated temperatures. They offer high-temperature strength, allowing them to withstand extreme heat and thermal cycling without losing their structural integrity. This feature makes them suitable for applications in power generation, aerospace, and heat-intensive industries.

Incoloy Fasteners exhibit excellent resistance to oxidation and scaling at high temperatures. They form a protective oxide layer on the surface, which helps prevent the material from undergoing excessive oxidation and the formation of detrimental scales. This resistance to oxidation and scaling enhances the longevity and reliability of fasteners in high-temperature environments.

Incoloy Fasteners are known for their high strength and toughness. They offer superior mechanical properties, such as high tensile and yield strength, which enable them to withstand heavy loads and mechanical stresses. Their toughness ensures resistance to deformation and fracture, providing secure and reliable connections in demanding applications.

Incoloy Fasteners exhibit excellent resistance to creep deformation, which is the gradual deformation that occurs under prolonged exposure to high temperatures and mechanical stresses. The ability of Incoloy Fasteners to resist creep ensures their long-term stability and reliability in applications where they are subjected to sustained loads and high temperatures over extended periods.

Incoloy Fasteners generally have good weldability, allowing for easy and effective joining with other components or structures. This feature enables efficient fabrication and installation processes, providing flexibility in various applications where welding is required.

What Services Does Gnee Provide?

Gnee can provide the following measurement services for stainless steel:

Dimensional Measurement: Measure dimensional parameters such as length, width and thickness by measuring instruments to ensure that the stainless steel is qualified and meets the design requirements.
Surface Measurement: Measure parameters such as flatness, bumpiness and surface roughness of the stainless steel surface to help ensure that the quality and surface condition of the stainless steel meets the requirements.
Thickness Measurement: Use thickness gauges to accurately measure the thickness of the stainless steel to ensure it meets the design requirements.
Material Measurement: Use material analysis instruments to measure the chemical composition and mechanical properties of the stainless steel to ensure that the quality and properties of the stainless steel meet the requirements.
Bending And Deformation Measurements: Use tools such as bending gauges and displacement sensors to measure and monitor the degree of bending and deformation of stainless steel to ensure that it is within the allowable range.

Ask Measurement service

Gnee can customize the size and shape of your stainless steel for your specific project needs. Custom design of stainless steel is carried out by a team of professional engineers and designers. Based on the project requirements and constraints, they will use calculation and simulation tools combined with experience and technical knowledge to optimize the stainless steel design to meet the specific needs of your different projects

● Adjustment of the thickness, width and length of stainless steel based on load calculations and strength requirements for structural design.
● The shape of the stainless steel can be designed according to the demand characteristics.
● If the convenience of installation and maintenance is considered, we can also add openings and passages for easy access and operation in the design for areas that require frequent maintenance.

Ask Customized Services

Sourcing Gnee stainless steel can provide the following further processing services. We can customize to meet the specific needs of our customers for different projects.

Cutting Service: Stainless steel can be custom cut to obtain the desired shape and size according to the customer’s needs. For example, flame cutting, plasma cutting, laser cutting, etc., can cut stainless steel into desired plates, blocks, shaped pieces, etc.
Bending & Forming: Stainless steel is bent and formed by applying stress and appropriate processes to obtain the desired shape.
Welding Services: Stainless steel can be subjected to various types of welding services, including manual arc welding, gas-shielded welding, laser welding, etc.
Hole Turning And Machining: Stainless steel is turned and holes are machined through the use of machining equipment. These processes produce smooth surfaces, precise holes and threads to meet specific assembly requirements.
Surface Treatments: Surface treatments can be applied to improve the corrosion resistance and aesthetics of the stainless steel. This includes methods such as painting, hot dip galvanizing, and electroplating to add a protective layer and provide corrosion resistance.

Ask Deep Processing Services

Gnee stainless steel can provide testing and the following third-party inspection services. These third-party testing services provide independent and objective verification of stainless steel’s compliance with relevant standards and regulations.

Mechanical Property Testing: Used to determine whether the strength, toughness, ductility and other mechanical properties of stainless steel meet the specified requirements.
Chemical Composition Analysis: Quantitative determination of elements on stainless steel samples through spectral analysis, atomic absorption spectroscopy, inductive coupling and other technologies.
Corrosion Performance Test: Common corrosion performance test methods include salt spray corrosion test, acid-base corrosion test and electrochemical corrosion test.
Tensile Strength Test: Through the tensile test, the parameters such as yield strength, tensile strength and breaking strength of stainless steel during the tensile process are measured.
Non-Destructive Testing: Non-destructive testing is used to evaluate hidden defects, cracks and looseness in stainless steel materials. Common methods include ultrasonic testing, magnetic particle testing, eddy current testing, and radiographic testing.
Pressure Test: By exposing stainless steel products to a specific pressure, it is tested whether there are problems such as leakage or deformation to ensure that its pressure resistance meets the requirements.
Surface Quality Test: Used to evaluate the surface flatness, smoothness and oxide layer of stainless steel products.
Welding Performance Test: Check the appearance, mechanical properties and metallographic microstructure of the weld to ensure that the quality of the stainless steel welded joint meets the requirements.
Metallographic Inspection: Through metallographic inspection, the structure, grain size, non-metallic inclusions, etc. of stainless steel are checked to evaluate its quality and performance.

Ask Testing Services
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