Duplex 31803 Socket Cap Screws Specification

Duplex 31803 Socket Cap Screws manufactured at TorqBolt UNS equivalent of 31803, resistant to corrosion with a combination of chromium, molybdenum and nitrogen with restricted chemical composition as compared to 2205.Dimensional standards as per ANSI B18.3, B18.3.1M, DIN 912, DIN 6912, DIN 7984, ANSI B18.3, ISO 4762, UNI 5931, BS 2470, BS 4168 are provided.
The raw material of these fasteners is classified as Duplex Stainless Steel. Being a PED certified Fasteners Manufacturer by TUV Rheinland,our fasteners are accompanied with EN 10204 3.1/3.2 certification. Duplex 31803 Socket Cap Screws are available in hot forged,cold forged and bar stock machined conditions depending upon the order quantity.

Duplex 31803 Socket Cap Screws Equivalent Designation

UNS DesignationBritish STDWerkstoff No.European STDSwedish STDJapanese STDForging
S31803318S131.4470X2CrNiMoN22-5-32377SUS 329J3LSa 182 F51

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