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Cu-SN5Zn5Pb9 Type S 4B

South Africa SANS Cu-SN5Zn5Pb9TypeS4B Copper alloy ingots and castings and Mechanical Properties, Chemical Element, Cross Reference.

Category Grade Standard Region/Area Standard Content
Metals Cu-SN5Zn5Pb9 Type S 4B SANS 200 South Africa Copper alloy ingots and castings

Chemical composition(mass fraction)(wt.%) of the Cu-SN5Zn5Pb9 Type S 4B

Element Min Max Similar
Zn 4.5000 6.0000 -
Total Others - 0.5000 -
Sn 4.2000 6.0000 -
Si - 0.0200 -
Pb 8.0000 10.0000 -
P - 0.1000 -
Ni - 2.0000 -
Cu - - -

Mechanical Properties of steel grade Cu-SN5Zn5Pb9 Type S 4B

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)
518 (≥) 125 (≥) 34 11 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 141

Physical Properties of steel grade Cu-SN5Zn5Pb9 Type S 4B

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
31 - -     0.34 -  
428 623 - 12.3 414   -  
481 - 13 41.2   133 143

Heat Treatment of steel grade Cu-SN5Zn5Pb9 Type S 4B

Heat treated : 1847°C - 1236°C

Technological Curves of steel grade Cu-SN5Zn5Pb9 Type S 4B

Cross Reference Table (Equivalent Grade) of Cu-SN5Zn5Pb9 Type S 4B

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