2.0250普通黄铜线材

2.0250 普通黄铜线材
等级：Cu-Zn20
编号：CW503L
分类：铜锌合金
密度8.7 g/cm³
标准：EN 1652:1998铜和铜合金。一般用途的板、片、带和圆
EN 12163:1998铜和铜合金。通用杆
EN 12166:1998铜和铜合金。通用电线
EN 12449:1999铜和铜合金。通用无缝圆管
EN 13148:2001铜和铜合金。热浸镀锡带材

黄铜是由铜和锌所组成的合金，由铜、锌组成的黄铜就叫作普通黄铜，如果是由二种以上的元素组成的多种合金就称为特殊黄铜。黄铜有较强的耐磨性能，黄铜常被用于制造阀门、水管、空调内外机连接管和散热器等

Chemical composition % of grade 2.0250


Fe Ni Al Cu Pb Sn Others -
max 0.05 max 0.3 max 0.02 79 - 81 max 0.05 max 0.1 total 0.1 Zn - remainder



Mechanical properties of grade 2.0250



Rm - Tensile strength (MPa) (R270) 270-320


Rm - Tensile strength (MPa) (R320) 320-400


Rm - Tensile strength (MPa) (R400) 400-480




Rp0.2 0.2% proof strength (MPa) (R270) 150


Rp0.2 0.2% proof strength (MPa) (R320) 200


Rp0.2 0.2% proof strength (MPa) (R400) 320




A - Min. elongation at fracture (%) (R270) 48


A - Min. elongation at fracture (%) (R320) 28


A - Min. elongation at fracture (%) (R400) 12




A - Min. elongation Lo = 50mm (%) (R270) 38


A - Min. elongation Lo = 50mm (%) (R320) 20

A - Min. elongation Lo = 50mm (%) (R400) 5

Vickers hardness ( HV): (H055) 55 - 85
Vickers hardness ( HV): (H085) 85 - 120
Vickers hardness ( HV): (H120)