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China 舞钢Q/WTB A516Gr70 P355NH/A516Gr70/SA516Gr70 出口三标钢板技术条件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A516Gr70 / A516Gr70
Category Grade Standard Region/Area Standard Content
Metals A516Gr70 WJX 020 China P355NH/A516Gr70/SA516Gr70 出口三标钢板技术条件

Chemical composition(mass fraction)(wt.%) of the A516Gr70

Element Min Max Similar
Al 0.0200 - -
S - 0.0350 -
P - 0.0350 -
Mn 0.7900 1.3000 -
Si 0.1300 0.4500 -
C - 0.2200 -
Al 0.0200 - -
S - 0.0350 -
P - 0.0350 -
Mn 0.7900 1.3000 -
Si 0.1300 0.4500 -
C - 0.2200 -
Cr+Mo - 0.3200 -
Cr+Cu+Mo - 0.4500 -
Nb+Ti+V - 0.1200 -
V - 0.1000 -
Ti - 0.0300 -
Ni - 0.4000 -
Nb - 0.0500 -
Mo - 0.0800 -
Cu - 0.3000 -
Cr - 0.3000 -
N - 0.0120 -
Al 0.0200 - -
S - 0.0100 -
P - 0.0250 -
Mn 1.1000 1.5000 -
Si 0.1500 0.4000 -
C - 0.1800 -

Mechanical Properties of steel grade A516Gr70

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)
314 (≥) 375 (≥) 44 22 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 421

Physical Properties of steel grade A516Gr70

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
13 - -     0.24 -  
531 879 - 13.3 111   -  
379 - 42 13.2   113 444

Heat Treatment of steel grade A516Gr70

Heat treated : 1761°C - 1581°C

Technological Curves of steel grade A516Gr70

Cross Reference Table (Equivalent Grade) of A516Gr70

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