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H30CrMnSiA

China GB H30CrMnSiA 焊接用钢丝 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: H30CrMnSiA / H30CrMnSiA
Category Grade Standard Region/Area Standard Content
Metals H30CrMnSiA GB 1300 China 焊接用钢丝

Chemical composition(mass fraction)(wt.%) of the H30CrMnSiA

Element Min Max Similar

Mechanical Properties of steel grade H30CrMnSiA

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)
621 (≥) 385 (≥) 34 42 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 134

Physical Properties of steel grade H30CrMnSiA

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 - -     0.21 -  
479 626 - 21.3 223   -  
897 - 13 31.2   123 113

Heat Treatment of steel grade H30CrMnSiA

Heat treated : 1641°C - 1335°C

Technological Curves of steel grade H30CrMnSiA

Cross Reference Table (Equivalent Grade) of H30CrMnSiA

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