S32205 Duplex Fasteners Specification

TorqBolt manufactures high strength S32205 Duplex Fasteners.

UNS S32205 is a duplex (austenite-ferrite) stainless steel, which is 40-50% ferrite in annealed conditions. It has crevice cracking resistance even higher than those of 304, 316L 317L also it has yeild strengths higher or almosty double than those austenite steels. However, this steel cannot be used for temperatures above 600 Degrees ferrenheit. Some of its applications include pressure vessle tanks, pipping, heat exchangers in chemical Industry, paper industry, cargo tanks of shipping industries and mainly in biofuel plants.

S32205 Duplex Fasteners Properties

Chemical Properties
CMnPSSiCrNIMoN
0.030 Max2.00 Max0.030 Max0.020 Max1.00 Max22.0-23.04.50-6.503.00-3.500.14-0.20

Mechanical Properties
Yeild strengthTensile strengthElongationReductionHardness
MpaMpa%%BHN
minminminmin
48565525

Physical Properties
DensityElastic ModulusMean Coefficient of ThermalThermal ConductivitySpecific HeatElectrical Resistivity
(Kg/m3)(Gpa)Expansion(?m/m/°C)(W/m.K)0-100°C(µ?.m)
781019011 X10-6154000.85

Heat Treatment
Solution Annealed @1020°C & liquid Quenced @260°C

Equivalent Designation
ASTM/ASMEAISIUNSBritish StandardWerkstoff No.En NameSwedish(SS)JIS(SUS)
Sa 182 F60S32205318S131.4462X2CrNiMoN22-5-32377SUS 329J3L

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