C63020 aluminum nickel bronze

Chemical Composition mass/%
Cu	Sn	Al	Fe	Mn	Ni	Pb	Si	P	Zn
Min74.5	0.25	10-11.0	4.0-5.5	1.5	4.2-6.0	0.03	-	-	0.3

Mechanical properties
Tensile strength Mpa(Min)	Yield strength MPa(Min)	Elongation %	Brinell hardness(HB)
621-1200	345-517	9-30	140-240

Note：

1、In Chemical Composition, Single values represent maximums. 2、Mechanical performance of hardness value is only for referenc e