cuzn5铜锌合金带 工艺品h70黄铜箔0.1 0.12

 grade : cuzn5铜锌合金带材

    number:     cw500l

    分类：     铜锌合金

    density     8.9 g/cm 3

    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 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

chemical composition ％   of grade   cuzn5   ( cw500l )

fe ni al cu pb sn others -

max   0.05 max   0.3 max   0.02 94 - 96 max   0.05 max   0.1 total 0.1 zn - remainder

mechanical properties of grade   cuzn5   ( cw500l )

rm - tensile strength (mpa) (r230) 230-280

rm - tensile strength (mpa) (r270) 270-350

rm - tensile strength (mpa) (r340) 340

rp0.2 0.2％ proof strength (mpa) (r230) 130

rp0.2 0.2％ proof strength (mpa) (r270) 200

rp0.2 0.2％ proof strength (mpa) (r340) 280

a - min. elongation at fracture (％) (r230) 45

a - min. elongation at fracture (％) (r270) 19

a - min. elongation at fracture (％) (r340) 8

a - min. elongation lo = 50mm (％) (r230) 36

a - min. elongation lo = 50mm (％) (r270) 12

a - min. elongation lo = 50mm (％) (r340) 4

  vickers hardness  ( hv):   (h045) 45 - 75

  vickers hardness  ( hv):   (h075) 75 - 110

  vickers hardness  ( hv):   (h110) 110