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B618 707.0

America ASTM B618707.0 铝合金熔模铸件技术规范 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: B618707.0 / B618 707.0
Category Grade Standard Region/Area Standard Content
Metals B618 707.0 ASTM B618/B618M America 铝合金熔模铸件技术规范

Chemical composition(mass fraction)(wt.%) of the B618 707.0

Element Min Max Similar

Mechanical Properties of steel grade B618 707.0

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)
244 (≥) 142 (≥) 23 42 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 231

Physical Properties of steel grade B618 707.0

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
14 - -     0.44 -  
349 465 - 44.3 344   -  
932 - 23 33.2   234 234

Heat Treatment of steel grade B618 707.0

Heat treated : 1643°C - 1561°C

Technological Curves of steel grade B618 707.0

Cross Reference Table (Equivalent Grade) of B618 707.0

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