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Ningbo Jintian Copper (Group) Co., Ltd.
Ningbo Jintian Copper (Group) Co., Ltd.
Code
Brass

CuZn5 Brass

Brass

Features of CuZn5 Brass

CuZn5 is a solid solution strengthened copper alloy containing 5% zinc (brass). It is similar in color to copper and is corrosion resistant, but has better strength than copper or copper ETP. CuZn5 has very good cold formability and is suitable for bending, stamping and other cold forming processes. The alloy can be brazed, brazed or welded.


Chemical composition of CuZn5 Brass

CuZn5

Cu

Fe

Pb

Zn

Al

Ni

Sn

94-96

0.05 max

0.05 max

margin

0.02 max

0.3 max

0.1 max

 

Application of CuZn5 Brass

Industrial and electronic engineering, jewellery, watchmaking and metal products.


Performance of CuZn5 Brass


Tensile strength Rm [MPa]

Yield strength Rp0.2 [MPa]

Elongation A50 [%]

Hardness
HV

R230

230-280

≤‎130

≥‎36

45-75

R270

270-350

≥‎200

≥‎12

75-110

R340

≥‎340

≥‎280

≥‎4

≥‎110

 

Melting point

Density

cp@20°C

Coefficient of Thermal Expansion

Young modulus

1066°C

8.86g/cm³

0.38 kJ/kgK

18 10-6 /K

117 GPa


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