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3Cr18Mn12Si2N

China GB 3Cr18Mn12Si2N 耐热钢棒 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 3Cr18Mn12Si2N / 3Cr18Mn12Si2N
Category Grade Standard Region/Area Standard Content
Metals 3Cr18Mn12Si2N GB 1221 China 耐热钢棒

Chemical composition(mass fraction)(wt.%) of the 3Cr18Mn12Si2N

Element Min Max Similar

Mechanical Properties of steel grade 3Cr18Mn12Si2N

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)
292 (≥) 837 (≥) 33 24 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 124

Physical Properties of steel grade 3Cr18Mn12Si2N

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
42 - -     0.43 -  
428 475 - 12.3 414   -  
551 - 31 12.2   341 441

Heat Treatment of steel grade 3Cr18Mn12Si2N

Heat treated : 1148°C - 1334°C

Technological Curves of steel grade 3Cr18Mn12Si2N

Cross Reference Table (Equivalent Grade) of 3Cr18Mn12Si2N

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