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China GB ZLD303 铸造铝合金锭 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: ZLD303 / ZLD 303
Category Grade Standard Region/Area Standard Content
Metals ZLD 303 GB/T 8733 China 铸造铝合金锭

Chemical composition(mass fraction)(wt.%) of the ZLD 303

Element Min Max Similar

Mechanical Properties of steel grade ZLD 303

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)
997 (≥) 335 (≥) 43 22 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 433

Physical Properties of steel grade ZLD 303

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 - -     0.31 -  
476 835 - 32.3 123   -  
331 - 21 24.2   344 341

Heat Treatment of steel grade ZLD 303

Heat treated : 1877°C - 1243°C

Technological Curves of steel grade ZLD 303

Cross Reference Table (Equivalent Grade) of ZLD 303

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