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SNR 400 A

Japan JIS SNR400A 建筑结构用轧制钢钢筋 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SNR400A / SNR 400 A
Category Grade Standard Region/Area Standard Content
Metals SNR 400 A JIS G3138 Japan 建筑结构用轧制钢钢筋

Chemical composition(mass fraction)(wt.%) of the SNR 400 A

Element Min Max Similar

Mechanical Properties of steel grade SNR 400 A

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)
799 (≥) 939 (≥) 42 42 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 114

Physical Properties of steel grade SNR 400 A

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
44 - -     0.14 -  
849 668 - 22.3 123   -  
945 - 13 31.2   132 231

Heat Treatment of steel grade SNR 400 A

Heat treated : 1465°C - 1419°C

Technological Curves of steel grade SNR 400 A

Cross Reference Table (Equivalent Grade) of SNR 400 A

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