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H08MnSiCuCrNiⅡ

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China 首钢Q/SG H08MnSiCuCrNiⅡ 焊丝用钢盘条 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: H08MnSiCuCrNiⅡ / H08MnSiCuCrNiⅡ
Category Grade Standard Region/Area Standard Content
Metals H08MnSiCuCrNiⅡ Q/SGZGS 0294 China 焊丝用钢盘条

Chemical composition(mass fraction)(wt.%) of the H08MnSiCuCrNiⅡ

Element Min Max Similar
C - 0.1000 -
Si 0.3500 0.6500 -
Mn 0.9000 1.3000 -
P - 0.0250 -
S - 0.0250 -
Cr 0.2000 0.5000 -
Ni 0.2000 0.5000 -
Cu 0.1500 0.3500 -

Mechanical Properties of steel grade H08MnSiCuCrNiⅡ

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)
562 (≥) 421 (≥) 21 22 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 321

Physical Properties of steel grade H08MnSiCuCrNiⅡ

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
31 - -     0.21 -  
856 781 - 21.3 421   -  
251 - 41 44.2   433 132

Heat Treatment of steel grade H08MnSiCuCrNiⅡ

Heat treated : 1457°C - 1197°C

Technological Curves of steel grade H08MnSiCuCrNiⅡ

Cross Reference Table (Equivalent Grade) of H08MnSiCuCrNiⅡ

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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