BZn15-20 T74600 - GB /T 5231-2012

Grade	BZn15-20
China ISC	T74600
Corresponding Standard	GB /T 5231-2012
Classification	Copper and Copper Alloys

BZn15-20 Chemical Element Composition Content (%)

Component	Fe	C	Si	Mn	P	S	Ni ^①	Cu	As ^②	Pb	Mg	Bi ^②	Sb ^②	Other Total	More
Minimum Value	-	-	-	-	-	-	13.5	62	-	-	-	-	-	-	Zn:余量
Maximum Value	0.5	0.03	0.15	0.3	0.005	0.01	16.5	65	0.01	0.02	0.05	0.002	0.002	0.9	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.

Approximate Comparison Table Wrought Cupronickel

China		Japan	United States		International Organization for Standardization		Russia	United Kingdom
GB	ISC	JIS	ASTM	UNS	ISO	Numerical Grade	GOST	Commercial Grade	BS EN/BS
BZn15-20	T74600	C7541 C75400	63Cu-15Ni-22Zn	C75400	CuNi15Zn21	C75400	МНЦ15-20	NS105	C75400

BZn15-20 Corresponding Standards(Same grade name, different standards)

1	GB /T 5231-2012
	BZn15-20 T74600
2	GB /T 5231-2022
	BZn15-20 T74600
3	YS /T 649-2018
	BZn15-20 T74600

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!