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China 舞钢Q/WTB WNM320D WNM320系列耐磨钢板技术条件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: WNM320D / WNM320D
Category Grade Standard Region/Area Standard Content
Metals WNM320D WYJ 102 China WNM320系列耐磨钢板技术条件

Chemical composition(mass fraction)(wt.%) of the WNM320D

Element Min Max Similar
B - 0.0040 -
Ni - 0.5000 -
Cr - 0.5000 -
Mo - 0.5000 -
S - 0.0080 -
P - 0.0150 -
Mn - 1.6000 -
Si - 0.4000 -
C - 0.1900 -

Mechanical Properties of steel grade WNM320D

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)
378 (≥) 714 (≥) 32 43 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 111

Physical Properties of steel grade WNM320D

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
22 - -     0.33 -  
245 476 - 42.3 231   -  
865 - 22 44.2   132 444

Heat Treatment of steel grade WNM320D

Heat treated : 1759°C - 1959°C

Technological Curves of steel grade WNM320D

Cross Reference Table (Equivalent Grade) of WNM320D

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