ZQPb17-4-4 - YS /T 544-2009

Grade	ZQPb17-4-4
Corresponding Standard	YS /T 544-2009 Copper alloy ingots for casting
Classification	Copper and Copper Alloys

ZQPb17-4-4 Chemical Element Composition Content (%)

Component	Fe	Si	P	S	Pb	Al	Zn	Sn	Sb	More
Minimum Value	-	-	-	-	14.5	-	2	3.5	-	Cu:Remainder
Maximum Value	0.3	0.02	0.05	0.05	19.5	0.02	6	5	0.3	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.

ZQPb17-4-4 Corresponding Standards(Same grade name, different standards)

1	GB 1176-1987
	(ZQPb17-4-4) ZCuPb17Sn4Zn4 17-4-4铅青铜
2	YS /T 544-2009
	ZQPb17-4-4

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