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B92 9980B

America ASTM B929980B 回熔用镁锭和镁棒 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: B929980B / B92 9980B
Category Grade Standard Region/Area Standard Content
Metals B92 9980B ASTM B92/B92M America 回熔用镁锭和镁棒

Chemical composition(mass fraction)(wt.%) of the B92 9980B

Element Min Max Similar

Mechanical Properties of steel grade B92 9980B

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)
847 (≥) 542 (≥) 23 11 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 414

Physical Properties of steel grade B92 9980B

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
43 - -     0.12 -  
997 816 - 12.3 213   -  
355 - 11 41.2   324 314

Heat Treatment of steel grade B92 9980B

Heat treated : 1636°C - 1695°C

Technological Curves of steel grade B92 9980B

Cross Reference Table (Equivalent Grade) of B92 9980B

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