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America ASTM A992 建筑框架中使用的结构成型件钢规范 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A992 / A992
Category Grade Standard Region/Area Standard Content
Metals A992 ASTM A992/A992M America 建筑框架中使用的结构成型件钢规范

Chemical composition(mass fraction)(wt.%) of the A992

Element Min Max Similar
V+Nb - 0.1500 -
V - 0.1500 -
Si - 0.4000 -
S - 0.0450 -
P - 0.0350 -
Ni - 0.4500 -
Nb - 0.0500 -
Mo - 0.1500 -
Mn 0.5000 1.6000 -
Cu - 0.6000 -
Cr - 0.3500 -
C - 0.2300 -

Mechanical Properties of steel grade A992

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)
894 (≥) 717 (≥) 31 34 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 134

Physical Properties of steel grade A992

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
21 - -     0.14 -  
764 526 - 33.3 432   -  
871 - 34 22.2   342 344

Heat Treatment of steel grade A992

Heat treated : 1586°C - 1271°C

Technological Curves of steel grade A992

Cross Reference Table (Equivalent Grade) of A992

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