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B870 C 17510

America ASTM B870C17510 铜-铍合金锻制和挤制合金C17500和C17510的标准规范 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: B870C17510 / B870 C 17510
Category Grade Standard Region/Area Standard Content
Metals B870 C 17510 ASTM B870 America 铜-铍合金锻制和挤制合金C17500和C17510的标准规范

Chemical composition(mass fraction)(wt.%) of the B870 C 17510

Element Min Max Similar
Total Others - - -
Si - 0.2000 -
Ni 1.4000 2.2000 -
Fe - 0.1000 -
Cu - - -
Co - 0.3000 -
Be 0.2000 0.6000 -
Al - 0.2000 -

Mechanical Properties of steel grade B870 C 17510

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)
818 (≥) 437 (≥) 44 24 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 214

Physical Properties of steel grade B870 C 17510

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
11 - -     0.24 -  
475 472 - 31.3 233   -  
455 - 33 43.2   113 433

Heat Treatment of steel grade B870 C 17510

Heat treated : 1864°C - 1232°C

Technological Curves of steel grade B870 C 17510

Cross Reference Table (Equivalent Grade) of B870 C 17510

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