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China 宝钢Q/BQB Z30 铸造用生铁 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Z30 / Z30
Category Grade Standard Region/Area Standard Content
Metals Z30 Q/BQB 102 China 铸造用生铁

Chemical composition(mass fraction)(wt.%) of the Z30

Element Min Max Similar
C 3.3000 - -
Si 2.8000 3.2000 -
Mn - 0.5000 -
Mn 0.5000 0.9000 -
Mn 0.9000 1.3000 -
P - 0.0600 -
P 0.0600 0.1000 -
P 0.1000 0.2000 -
P 0.2000 0.4000 -
P 0.4000 0.9000 -
S - 0.0300 -
S - 0.0400 -
S - 0.0500 -

Mechanical Properties of steel grade Z30

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)
597 (≥) 476 (≥) 11 43 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 131

Physical Properties of steel grade Z30

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 - -     0.43 -  
658 295 - 23.3 121   -  
396 - 34 41.2   142 232

Heat Treatment of steel grade Z30

Heat treated : 1924°C - 1462°C

Technological Curves of steel grade Z30

Cross Reference Table (Equivalent Grade) of Z30

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