37X12H8Γ8MΦ Stainless Steels

37X12H8Γ8MΦ - Specification & Application

Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition

Chemical composition(wt.%) of 37X12H8Γ8MΦ grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.34 0.40
Si 0.30 0.80
Mn 7.50 9.50
P - 0.035
S - 0.030
Cr 11.50 13.50
Ni 7.00 9.00
Mo 1.10 1.40
W - 0.20
Ti - 0.20
Nb 0.25 0.45
V 1.25 1.55

37X12H8Γ8MΦ - Detail

Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition

Mechanical properties of grade 37X12H8Γ8MΦ

Proof strength
Rp0.2 (MPa)
Tensile strength
Rm (MPa)
Impact energy
KV (J)
Elongation at fracture
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
545 (≥) 868 (≥) 21 11 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 143

Physical properties of grade 37X12H8Γ8MΦ

Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
Modulus of elasticity
kN/mm2
Expansion rate
759 (≥) 718 (≥) 21 24 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 111
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
441 485 543

Equivalent Grade

Equivalent Products

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