ZQAl9-4-4-2 - YS /T 544-2009

Grade	ZQAl9-4-4-2
Corresponding Standard	YS /T 544-2009 Copper alloy ingots for casting
Classification	Copper and Copper Alloys

ZQAl9-4-4-2 Chemical Element Composition Content (%)

Component	Fe	Si	Mn	Ni	Pb	Al	More
Minimum Value	4	-	0.8	4	-	8.7	Cu:Remainder
Maximum Value	5	0.15	2.5	5	0.02	10	Cu:Remainder

① Brass and bronze ingots for diamagnetic applications shall have an iron content not exceeding 0.05%.
② When the purchaser has special requirements for the chemical composition, they can be determined through negotiation between the supplier and the purchaser.

ZQAl9-4-4-2 Corresponding Standards(Same grade name, different standards)

1	GB 1176-1987
	(ZQAl9-4-4-2) ZCuAl9Fe4Ni4Mn2 9-4-4-2铝青铜
2	YS /T 544-2009
	ZQAl9-4-4-2
3	GB T 1176-2013
	(ZQAl9-4-4-2) ZCuAl9Fe4Ni4Mn2 9-4-4-2铝青铜

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