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China HB ZG45 结构钢熔模件技术标准 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: ZG45 / ZG45
Category Grade Standard Region/Area Standard Content
Metals ZG45 HB 5001 China 结构钢熔模件技术标准

Chemical composition(mass fraction)(wt.%) of the ZG45

Element Min Max Similar
V - 0.0500 -
Mo - 0.2000 -
Cu - 0.3000 -
Cr - 0.3500 -
Ni - 0.3000 -
P - 0.0400 -
S - 0.0400 -
Mn 0.5000 0.9000 -
Si 0.3000 0.6000 -
C 0.4000 0.5000 -

Mechanical Properties of steel grade ZG45

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)
745 (≥) 464 (≥) 43 11 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 113

Physical Properties of steel grade ZG45

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
14 - -     0.34 -  
126 472 - 33.3 441   -  
753 - 14 41.2   113 112

Heat Treatment of steel grade ZG45

Heat treated : 1763°C - 1449°C

Technological Curves of steel grade ZG45

Cross Reference Table (Equivalent Grade) of ZG45

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