ZCuSn3Zn8Pb6Ni1 ZQSn3-7-5-1 3-8-6-1锡青铜 - GB 1176-1987

Grade	ZCuSn3Zn8Pb6Ni1
Other Names
Old Grade
Corresponding Standard	GB 1176-1987 Specification for Cast Copper Alloys
Classification	Copper and Copper Alloys

ZCuSn3Zn8Pb6Ni1 Chemical Element Composition Content (%)

Component	Fe	Si	P	Ni	Pb	Al	Zn	Sn	Sb	Other Total	More
Minimum Value	-	-	-	0.5	4	-	6	2	-	-	Cu:Remainder
Maximum Value	0.4	0.02	0.05	1.5	7	0.02	9	4	0.3	1	Cu:Remainder

"Other individual elements or other totals": The chemical composition includes elements not specified in the table. Analysis should only be conducted if these elements are suspected to be present, or if routine analysis suggests that their content may exceed the prescribed limits.

ZCuSn3Zn8Pb6Ni1 Mechanical Properties

casting process	Tensile Strength σ_b Mpa	Elongation or Extension Rate δ %	Hardness HBW
Sand casting S	≥175	≥8	≥60
Metal mold casting J	≥215	≥10	≥70

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