hpb61-1-2-1加工（黄铜）
gb hpb61-1-2-1 gb/t 5231 introduction
用途：加工铜及铜合金牌号及化学成分。
热处理：1574°c-1818°c。
gb hpb61-1-2-1 gb/t 5231 chemical
hpb61-1-2-1成分信息,gb hpb61-1-2-1 gb/t 5231元素 含量,gb hpb 61-1-2-1 gb/t 5233热处理,gb hpb-61-1-2-1 gb/t15231化学
element min max similar
zn - - -
sn 0.3 1.5 -
pb 1 2.5 -
others total - 0.4 -
cu 59 62 -
as 0.02 0.25 -
gb hpb61-1-2-1 gb/t 5231 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 (％)
452 (≥) 857 (≥) 23 34 24 solution***aging, annealing, ausaging, q+t,etc 314
gb hpb61-1-2-1 gb/t 5231 physical
gb hpb61-1-2-1 gb/t 5231的物理性能参数主要由gb hpb61.-1-2-1 gb/t 5291的导热系数、比热容、弹性模量、热膨胀系数、电阻值、密度、泊松比等参数表示。
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)
41 - - 0.22 -
988 368 - 42.3 244 -
342 - 42 34.2 112 234
gb hpb61-1-2-1 gb/t 5231 processing service
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