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Puri Fasteners is a dependable manufacturer and supplier in Chennai, offering high-quality Stainless Steel 310/310S Nuts designed to perform efficiently in high-temperature and corrosive environments. With a strong focus on precision and durability, the company ensures that every nut meets international standards and delivers long-term reliability. Stainless Steel 310/310S Nuts from Puri Fasteners are crafted using advanced techniques, making them suitable for demanding industrial applications. Serving sectors like petrochemicals, power generation, construction, and marine engineering, Puri Fasteners is committed to delivering consistent quality, timely service, and dependable fastening solutions to customers across various industries.
Stainless Steel 310/310S Nuts are made from a high-chromium, high-nickel alloy that provides excellent resistance to oxidation, corrosion, and scaling at elevated temperatures. The 310S grade contains lower carbon, improving weldability and reducing the risk of carbide precipitation during heat exposure. These nuts offer strong tensile and yield strength, along with dependable hardness and structural stability under thermal stress. Their balanced chemical composition ensures durability, strength retention, and resistance to deformation, making them ideal for environments where high-temperature performance and mechanical reliability are essential.
| Specifications | ASTM F593, F594, F1554 / ASME SF593, F594, F1554 |
|---|---|
| Fasteners size | Bolt / Screw Size : M3 – M56 | 3/6″ to 2″ | Custom Sizes Nuts Size : M3 – M56 | 3/6″ to 2″ | Custom Sizes Washers Size : M3 – M56 | 3/6″ to 2″ | Custom Sizes Machine Screws Size : M1.6 – M12 Self Tapping Screw Size : No.2 – No. 14 |
| Fasteners Length | 3 mm to 200 mm |
| Fastener Threads | UNF, BSW, BSF, METRIC, UNC or as required |
| Standard of Stainless Steel Fasteners | DIN : DIN 934, DIN 931, DIN 970, DIN 933 UTS : UNEF, NPT, UNC, UNS, UNF, NPTF ISO : JIS standards, ISO 4033, ISO 4032, ANSI – American National Standards Institute ASME B18.5 ANSI B 28.2.4 1M as per defined in ASME B16.5 standard SS Stud Bolt length ANSI B 18.2.4 2M as per defined in ASME B18.2.2 SS Hex nuts |
| Dimensions | DIN 931, 933, 934, 7991, 976, 125, ASME B18.2.1, B18.3 |
| Surface Coating | Ptfe Coated Stainless Steel Fasteners Phosphate Coating Teflon Coating Zinc Coating Hot Dipped Galvanizing Coating Cadmium Coating Xylon Coating |
| Fasteners Finishing | Stainless steel : Self-Colour, Passivated, Bright Zinc Plated (BZP), Hot Dip Galvanised (HDG), Stainless Steel, Sherardized, some special one like DACROMET Geometry and Mechanically Applied coating ,Dacroment, nickel plated, anodizing, plated zinc-nickel Zinc (blue, black, yellow, white), black oxide. |
Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
SS 310 | 0.015 max | 2.0 max | 0.15 max | 0.020 max | 0.015 max | 24.00 – 26.00 | 0.10 max | 19.00 – 21.00 | 54.7 min |
SS 310S | 0.08 max | 2.0 max | 1.00 max | 0.045 max | 0.030 max | 24.00 – 26.00 | 0.75 max | 19.00 – 21.00 | 53.095 min |
To satisfy our clients needs by providing high quality products at competitive price as per the schedule and to maintain long term relationship with our clients.
Stainless Steel 310/310S Nuts are widely used in industries that require components capable of withstanding extreme heat and corrosive conditions. They are extensively applied in furnace systems, heat treatment units, boilers, kilns, and thermal processing equipment due to their excellent resistance to scaling. These nuts are also essential in petrochemical plants, refineries, power generation facilities, and marine environments where durability is a priority. Additionally, they are used in heavy engineering, high-pressure systems, and structural assemblies that demand long-lasting fastening strength. Their ability to maintain performance in challenging conditions makes Stainless Steel 310/310S Nuts a reliable choice for various industrial applications.
Puri fasteners ensure uniqueness for all stainless steel 310/310S nuts through rigorous testing procedures before shipment. Our tests include hardness, Spectro analysis, PMI testing, flattening, fine and coarse testing, pitting resistance, flare, and intergranular corrosion (IGC) testing. We provide comprehensive documentation, including commercial invoices, packaging information, departure certificates and exit documents. To ensure absolute customer satisfaction, we also offer third-party inspection certificates, which prove our fruits’ high quality and reliability in various technical applications.
Puri Fasteners is a leading manufacturer and supplier of high-quality fasteners in Chennai, India, with over 8 years of experience serving global industries.
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