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Brazil NBR CuZn15 Welded copper tube - General requirements and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: CuZn15 / CuZn15
Category Grade Standard Region/Area Standard Content
Metals CuZn15 ABNT NBR 7247 Brazil Welded copper tube - General requirements

Chemical composition(mass fraction)(wt.%) of the CuZn15

Element Min Max Similar
Cu 84.0000 86.0000 -
Zn - - -
Fe - 0.0500 -
Pb - 0.0500 -

Mechanical Properties of steel grade CuZn15

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)
485 (≥) 516 (≥) 32 13 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 113

Physical Properties of steel grade CuZn15

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
24 - -     0.13 -  
755 472 - 43.3 422   -  
385 - 33 41.2   331 433

Heat Treatment of steel grade CuZn15

Heat treated : 1875°C - 1315°C

Technological Curves of steel grade CuZn15

Cross Reference Table (Equivalent Grade) of CuZn15

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