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B209 7008 Alclad 7075

America ASTM B2097008Alclad7075 铝及铝合金薄板和中厚板的技术规范 and Mechanical Properties, Chemical Element, Cross Reference.

Category Grade Standard Region/Area Standard Content
Metals B209 7008 Alclad 7075 ASTM B209M America 铝及铝合金薄板和中厚板的技术规范

Chemical composition(mass fraction)(wt.%) of the B209 7008 Alclad 7075

Element Min Max Similar
Zn 5.1000 6.1000 -
Ti - 0.2000 -
Si - 0.4000 -
Others total - 0.1500 -
Others each - 0.0500 -
Mn - 0.3000 -
Mg 2.1000 2.9000 -
Fe - 0.5000 -
Cu 1.2000 2.0000 -
Cr 0.1800 0.2800 -
Al - - -

Mechanical Properties of steel grade B209 7008 Alclad 7075

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)
988 (≥) 218 (≥) 13 21 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 241

Physical Properties of steel grade B209 7008 Alclad 7075

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
12 - -     0.42 -  
724 979 - 34.3 312   -  
631 - 42 32.2   134 332

Heat Treatment of steel grade B209 7008 Alclad 7075

Heat treated : 1129°C - 1126°C

Technological Curves of steel grade B209 7008 Alclad 7075

Cross Reference Table (Equivalent Grade) of B209 7008 Alclad 7075

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