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China 宝钢Q/BQB Z22 铸造用生铁 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Z22 / Z22
Category Grade Standard Region/Area Standard Content
Metals Z22 Q/BQB 102 China 铸造用生铁

Chemical composition(mass fraction)(wt.%) of the Z22

Element Min Max Similar
C 3.3000 - -
Si 2.0000 2.4000 -
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 Z22

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)
873 (≥) 543 (≥) 33 42 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 121

Physical Properties of steel grade Z22

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
34 - -     0.22 -  
892 397 - 21.3 133   -  
776 - 23 24.2   213 443

Heat Treatment of steel grade Z22

Heat treated : 1129°C - 1227°C

Technological Curves of steel grade Z22

Cross Reference Table (Equivalent Grade) of Z22

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