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China YS ZQPb20-5 铸造铜合金锭 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: ZQPb20-5 / ZQPb20-5
Category Grade Standard Region/Area Standard Content
Metals ZQPb20-5 YS/T 544 China 铸造铜合金锭

Chemical composition(mass fraction)(wt.%) of the ZQPb20-5

Element Min Max Similar
S - 0.1000 -
Si - 0.0100 -
Sb - 0.7500 -
Mn - 0.2000 -
Fe - 0.1500 -
Al - 0.0100 -
P - 0.0500 -
Zn - 2.0000 -
Cu - - -
Pb 19.0000 23.0000 -
Sn 4.0000 6.0000 -

Mechanical Properties of steel grade ZQPb20-5

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)
262 (≥) 852 (≥) 12 43 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 141

Physical Properties of steel grade ZQPb20-5

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
32 - -     0.13 -  
283 746 - 34.3 123   -  
241 - 44 31.2   431 211

Heat Treatment of steel grade ZQPb20-5

Heat treated : 1326°C - 1489°C

Technological Curves of steel grade ZQPb20-5

Cross Reference Table (Equivalent Grade) of ZQPb20-5

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