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B275 5083

America ASTM B2755083 某些锻造和锻造有色金属及合金统一牌号编制标准惯例 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: B2755083 / B275 5083
Category Grade Standard Region/Area Standard Content
Metals B275 5083 ASTM B275 America 某些锻造和锻造有色金属及合金统一牌号编制标准惯例

Chemical composition(mass fraction)(wt.%) of the B275 5083

Element Min Max Similar
Mn 0.4000 1.0000 -
Si 0.4000 0.7000 -
Cr 0.0500 0.2500 -
Cu - 0.1000 -
Ti - 0.1500 -
Al - - -
Zn - 0.2500 -
Mg 4.0000 4.9000 -
Fe - 0.4000 -
Others total - 0.0500 -
Total Others - 0.1500 -
Zn - 0.2500 -
Total Others - 0.1500 -
Total Each - 0.0500 -
Ti - 0.1500 -
Si 0.4000 0.7000 -
Mn 0.4000 1.0000 -
Mg 4.0000 4.9000 -
Fe - 0.4000 -
Cu - 0.1000 -
Cr 0.0500 0.2500 -
Al - - -

Mechanical Properties of steel grade B275 5083

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)
929 (≥) 116 (≥) 43 11 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 421

Physical Properties of steel grade B275 5083

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 - -     0.21 -  
225 485 - 43.3 311   -  
468 - 32 12.2   233 114

Heat Treatment of steel grade B275 5083

Heat treated : 1253°C - 1697°C

Technological Curves of steel grade B275 5083

Cross Reference Table (Equivalent Grade) of B275 5083

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