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Stainless Steel fastenersare hardware parts like bolts, screws, nuts, washers, and studs manufactured from stainless steel, a corrosion-resistant alloy made up mainly of iron, chromium, and additional elements like nickel and molybdenum. Stainless steel fasteners provide outstanding resistance to corrosion, durability, and strength, which makes them well-suited for a wide range of applications throughout many industries.
| 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 |
| Stainless Steel fasteners | 0.08 max | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 16.00 – 18.00 | 2.00 – 3.00 | 11.00 – 14.00 | 67.845 min |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.0 g/cm3 | 1400 °C (2550 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
At Koasteel, we take pride in being the largest supplier and manufacturer in the New Zealand, delivering advanced solutions for every one of your piping requirements. With cutting-edge production facilities strategically situated in the New Zealand, we maintain an extensive stock of more than 25,000 tons of top-quality materials readily on hand.
Reach out to us for a fast quote tailored to your needs.
We provide Stainless Steel Fasteners conforming to DIN, ISO, JIS or ANSI Standard.
Owing to their outstanding characteristics, stainless steel fasteners are indispensable parts throughout numerous industrial sectors. Celebrated for their resistance to corrosion, they are extensively used in marine settings, withstanding the harsh demands of saltwater exposure with durability and dependability. Within the construction industry, stainless steel fasteners serve a crucial function in structural assemblies, delivering firm connections while preserving structural integrity in outdoor and exposed conditions.
Some grades of stainless steel can display magnetic behavior based on their makeup and how they are processed. Austenitic stainless steels (e.g., 304, 316) are generally non-magnetic when annealed but can turn partially magnetic following cold working or machining.
Yes,stainless steel fasteners offer outstanding protection against corrosion, especially in demanding conditions like marine, chemical, and outdoor uses.
Yes,certain grades of stainless steel, such as the 300 series (e.g., 304, 316), provide good resistance to temperature and can be applied in high-temperature settings up to a specific threshold.
Yes, stainless steel fasteners are commonly used in food processing, pharmaceutical, and medical applications due to their hygienic properties, ease of cleaning, and resistance to corrosion.
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