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B30 275CT

America ASTM B30275CT 铜基合金锭 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: B30275CT / B30 275CT
Category Grade Standard Region/Area Standard Content
Metals B30 275CT ASTM B30 America 铜基合金锭

Chemical composition(mass fraction)(wt.%) of the B30 275CT

Element Min Max Similar
Mn - - 0.6000
Ni - - 31.0000
Cu - - 67.2000
Ti - - 0.3000
Zr - - 0.3000
Fe - - 0.6000
Be - - 1.2000
Zr 0.1500 0.3500 -
Ti 0.1500 0.3500 -
Si - 0.1500 -
Pb - 0.0100 -
Ni 29.0000 33.0000 -
Mn 0.4000 1.0000 -
Fe 0.4000 1.0000 -
Cu - - -
Be 1.1000 1.2000 -

Mechanical Properties of steel grade B30 275CT

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)
312 (≥) 113 (≥) 14 41 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 211

Physical Properties of steel grade B30 275CT

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
23 - -     0.34 -  
644 282 - 32.3 112   -  
525 - 14 11.2   314 442

Heat Treatment of steel grade B30 275CT

Heat treated : 1212°C - 1638°C

Technological Curves of steel grade B30 275CT

Cross Reference Table (Equivalent Grade) of B30 275CT

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