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12X20H14C2

Description

Russia GOST 12X20H14C2 Specialsteel Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 12X20H14C2
Category Class Grade Standard Country Application
Steel GradesSpecialsteel 12X20H14C2 GOST Russia Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition

Chemical composition(mass fraction)(wt.%) of the 12X20H14C2

C Si Mn P S Cr Ni Mo W V
≤0.12 2.20 -3.00 ≤1.50 ≤0.035 ≤0.020 18.00 -20.00 13.50 -15.50 0.35 -0.50 1.60 -2.00 0.18 -0.30

Mechanical Properties of steel grade 12X20H14C2

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)
878 (≥) 348 (≥) 11 32 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 214

Physical Properties of steel grade 12X20H14C2

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
41 - -     0.11 -  
618 492 - 11.3 311   -  
717 - 42 43.2   441 343

Heat Treatment of steel grade 12X20H14C2

Heat treated : 1729°C - 1263°C

Technological Curves of steel grade 12X20H14C2


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