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SCMnH 21

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Japan JIS SCMnH21 高錳鋼鑄鋼件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SCMnH21 / SCMnH 21
Category Grade Standard Region/Area Standard Content
Metals SCMnH 21 JIS G5131 Japan 高錳鋼鑄鋼件

Chemical composition(mass fraction)(wt.%) of the SCMnH 21

Element Min Max Similar

Mechanical Properties of steel grade SCMnH 21

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)
898 (≥) 553 (≥) 12 34 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 431

Physical Properties of steel grade SCMnH 21

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
24 - -     0.13 -  
745 772 - 23.3 312   -  
298 - 43 32.2   223 232

Heat Treatment of steel grade SCMnH 21

Heat treated : 1266°C - 1338°C

Technological Curves of steel grade SCMnH 21

Cross Reference Table (Equivalent Grade) of SCMnH 21

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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