20X12H12Γ6 Stainless Steels

20X12H12Γ6 - Specification & Application

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

Chemical composition(wt.%) of 20X12H12Γ6 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.15 0.25
Si - 0.50
Mn 6.00 7.00
P - 0.035
S - 0.030
Cr 10.00 12.00
Ni 10.00 13.00
Mo - -
W 1.60 2.20
V 0.40 0.70

20X12H12Γ6 - Detail

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

Mechanical properties of grade 20X12H12Γ6

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)
596 (≥) 348 (≥) 31 31 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 443

Physical properties of grade 20X12H12Γ6

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
616 (≥) 383 (≥) 32 13 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 231
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
691 172 919

Equivalent Grade

Equivalent Products

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