cuzn40mn1.5 黄铜铜锻造铜 铣削和冷锻造

cuzn40mn1.5 黄铜铜锻造铜

pn cuzn40mn1.5 pn h87025 introduction

应用：锻造铜锌合金。等级。

热处理：1248°c-1216°c。

pn cuzn40mn1.5 pn h87025 chemical

element min max similar

mn 1 2 -

si - 0.1 -

ni - 1 -

cu 57 59 -

al - 0.1 -

zn - - -

fe - 0.5 -

pb - 0.1 -

others total - 0.5 -

pn cuzn40mn1.5 pn h87025 mechanical

yield tensile impact elongation reduction in cross section on fracture as-heat-treated condition brinell hardness (hbw)

rp0.2 (mpa) rm (mpa) kv/ku (j) a (％) z (％)

563 (≥) 378 (≥) 11 34 44 solution***aging, annealing, ausaging, q+t,etc 232

pn cuzn40mn1.5 pn h87025 physical

pn-cu zn40mn1.5 pnh87025的物理性能主要由电阻值模量、导热系数、比热容、热膨胀系数、弹性、泊松比、密度等指标来表征。

temperature modulus of elasticity mean coefficient of thermal expansion 10-6/(°c) between 20(°c) and thermal conductivity specific thermal capacity specific electrical resistivity density poisson’s coefficient, ν

(°c) (gpa) (w/m·°c) (j/kg·°c) (ω mm2/m) (kg/dm3)

24 - - 0.12 -

732 699 - 23.3 342 -

695 - 34 33.2 114 324

pn cuzn40mn1.5 pn h87025 processing service