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Cu-Zn26Pb4 Type S 7A

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South Africa SANS Cu-Zn26Pb4TypeS7A Copper alloy ingots and castings and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Cu-Zn26Pb4TypeS7A / Cu-Zn26Pb4 Type S 7A
Category Grade Standard Region/Area Standard Content
Metals Cu-Zn26Pb4 Type S 7A SANS 200 South Africa Copper alloy ingots and castings

Chemical composition(mass fraction)(wt.%) of the Cu-Zn26Pb4 Type S 7A

Element Min Max Similar
Zn - - -
Total Others - 1.0000 -
Sn - 1.5000 -
Pb 2.0000 5.0000 -
Ni - 1.0000 -
Fe - 0.5000 -
Cu 66.0000 71.0000 -
Al - 0.0100 -

Mechanical Properties of steel grade Cu-Zn26Pb4 Type S 7A

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)
174 (≥) 122 (≥) 12 21 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 231

Physical Properties of steel grade Cu-Zn26Pb4 Type S 7A

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 - -     0.43 -  
963 965 - 41.3 431   -  
984 - 12 31.2   121 142

Heat Treatment of steel grade Cu-Zn26Pb4 Type S 7A

Heat treated : 1728°C - 1529°C

Technological Curves of steel grade Cu-Zn26Pb4 Type S 7A

Cross Reference Table (Equivalent Grade) of Cu-Zn26Pb4 Type S 7A

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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