ZCuZn25Al6Fe3Mn3 25-6-3-3铝黄铜 - YB /T 036.5-1992

Grade	ZCuZn25Al6Fe3Mn3
Other Names
Corresponding Standard	YB /T 036.5-1992 General Technical Conditions for the Manufacture of Metallurgical Equipment Copper Alloy Castings
Classification	Copper and Copper Alloys

ZCuZn25Al6Fe3Mn3 Chemical Element Composition Content (%)

Component	Fe	Si	Mn	Ni ^①	Cu	Pb	Al	Sn	Other Total	More
Minimum Value	2	-	1.5	-	60	-	4.5	-	-	Zn:余量
Maximum Value	4	0.1	4	3	66	0.2	7	0.2	2	Zn:余量

"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.

ZCuZn25Al6Fe3Mn3 Mechanical Properties

condition	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Hardness HBW
Casting	Sand Casting S	≥725	≥380	≥10	≥160①
Casting	Metal Mold Casting J	≥740	≥400①	≥7	≥170①
Casting	Centrifugal casting L1 Continuous casting La	≥740	≥400	≥7	≥170①

ZCuZn25Al6Fe3Mn3 Corresponding Standards(Same grade name, different standards)

1	GB 1176-1987
	ZCuZn25Al6Fe3Mn3 (ZHAl66-6-3-2) 25-6-3-3铝黄铜
2	YB /T 036.5-1992
	ZCuZn25Al6Fe3Mn3 25-6-3-3铝黄铜
3	GB T 1176-2013
	ZCuZn25Al6Fe3Mn3 (ZHAl66-6-3-2) 25-6-3-3铝黄铜

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