S32950 Super Duplex Fasteners Specification

S32950 Super Duplex Fasteners Heavy Hex Bolts Screws Studs Nuts Washers
TorqBolt manufactures high strength S32950 Super Duplex Fasteners.

UNS S32950 is a high chromium content super duplex ( austenite – ferrite) stainless steel. It contains 26% to 29% of chromium content. It has very good resistance to crevice corrosion and pitting just like other super duplex stainless steel catagories. It has a high tensile strength of around 690 MPa and good yield strenth of about 485 Mpa. They are mainly used oil refining, fertilizer, paper making, petroleum and other chemical or sour industries.

S32950 Super Duplex Fasteners Properties

Chemical Properties
CMnPSSiCrNIMoN
0.030 Max2.00 Max0.035 Max0.010 Max0.60 Max26.0-29.03.50-5.201.00-2.500.15-0.35

Mechanical Properties
Yeild strengthTensile strengthElongationReductionHardness
MpaMpa%%BHN
minminminmin
48569015--297

Heat Treatment
Solution Annealed @ 995°C-1025°C & Liquid Quenched @ 260°C

Equivalent Designation
ASTM/ASMEAISIUNSBritish StandardWerkstoff No.En NameSwedish(SS)JIS(SUS)
Sa 182 F61–S32950–1.4507X2CrNiMoCuN25-6-3––

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