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China GB ML33 冷镦和冷挤压用钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: ML33 / ML33
Category Grade Standard Region/Area Standard Content
Metals ML33 GB/T 6478 China 冷镦和冷挤压用钢

Chemical composition(mass fraction)(wt.%) of the ML33

Element Min Max Similar

Mechanical Properties of steel grade ML33

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)
119 (≥) 638 (≥) 34 31 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 131

Physical Properties of steel grade ML33

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
43 - -     0.11 -  
645 138 - 14.3 233   -  
415 - 24 21.2   221 231

Heat Treatment of steel grade ML33

Heat treated : 1462°C - 1914°C

Technological Curves of steel grade ML33

Cross Reference Table (Equivalent Grade) of ML33

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