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19X20H4AM3Д2C

Description

Russia GOST 19X20H4AM3Д2C 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: 19X20H4AM3Д2C
Category Class Grade Standard Country Application
Steel GradesSpecialsteel 19X20H4AM3Д2C GOST Russia Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition

Chemical composition(mass fraction)(wt.%) of the 19X20H4AM3Д2C

C Si Mn P S Cr Ni Mo
0.17 -0.22 1.10 -1.50 0.30 -0.80 ≤0.035 ≤0.020 18.50 -20.00 4.30 -4.90 ≤ ≥

Mechanical Properties of steel grade 19X20H4AM3Д2C

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)
225 (≥) 347 (≥) 21 33 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 121

Physical Properties of steel grade 19X20H4AM3Д2C

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
13 - -     0.22 -  
932 612 - 14.3 223   -  
664 - 21 44.2   333 412

Heat Treatment of steel grade 19X20H4AM3Д2C

Heat treated : 1655°C - 1852°C

Technological Curves of steel grade 19X20H4AM3Д2C


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