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GMW3161M-ST-S X8CrNiS18-9

America GM GMW3161M-ST-SX8CrNiS18-9 Stainless Steel for Exhaust Applications English; Revision A and Mechanical Properties, Chemical Element, Cross Reference.

Category Grade Standard Region/Area Standard Content
Metals GMW3161M-ST-S X8CrNiS18-9 GMW 3161 America Stainless Steel for Exhaust Applications English; Revision A

Chemical composition(mass fraction)(wt.%) of the GMW3161M-ST-S X8CrNiS18-9

Element Min Max Similar
Ni 8.0000 10.0000 -
Cr 17.0000 19.0000 -
P - 0.2000 -
S 0.1500 - -
Si - 1.0000 -
Mn - 2.0000 -
C - 0.1500 -

Mechanical Properties of steel grade GMW3161M-ST-S X8CrNiS18-9

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
266 (≥) 836 (≥) 44 21 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 132

Physical Properties of steel grade GMW3161M-ST-S X8CrNiS18-9

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
11 - -     0.24 -  
727 126 - 22.3 114   -  
427 - 11 12.2   334 412

Heat Treatment of steel grade GMW3161M-ST-S X8CrNiS18-9

Heat treated : 1656°C - 1627°C

Technological Curves of steel grade GMW3161M-ST-S X8CrNiS18-9

Cross Reference Table (Equivalent Grade) of GMW3161M-ST-S X8CrNiS18-9

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