CuNi18Zn20 2.0740 - DIN 17663-1983

Grade	CuNi18Zn20
Germany W-Nr.	2.0740
Corresponding Standard	DIN 17663-1983 Wrought Copper Alloys; Copper-Nickel-Zinc Alloys (Nickel-Silver), Chemical Composition
Classification	Copper and Copper Alloys
Density	8.7 g/cm³

CuNi18Zn20 Chemical Element Composition Content (%)

Component	Fe	Mn	Ni	Cu	Pb	Sn	Other Total	More
Minimum Value	-	-	17	60	-	-	-	Zn:Rem
Maximum Value	0.3	0.5	19	63	0.03	0.03	0.2	Zn:Rem

"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 Copper and Copper Alloy

Germany		European Standard
DIN EN/DIN	W-Nr.	EN	Numerical Grade
CuNi18Zn20	2.0740	CuNi18Zn20	CW409J

CuNi18Zn20 Corresponding Standards(Same grade name, different standards)

1	EN 12163-1998
	CuNi18Zn20 CW409J
2	EN 12166-1998
	CuNi18Zn20 CW409J
3	EN 1654-1998
	CuNi18Zn20 CW409J
4	EN 12166-2016
	CuNi18Zn20 CW409J
5	DIN 17672-1-1983
	CuNi18Zn20 2.0740
6	DIN EN 12163-1998
	CuNi18Zn20 CW409J (2.0740)
7	DIN EN 12163-2016
	CuNi18Zn20 CW409J
8	DIN 17671-1-1983
	CuNi18Zn20 2.0740
9	DIN EN 12166-2016
	CuNi18Zn20 CW409J
10	DIN EN 12166-1998
	CuNi18Zn20 CW409J
11	EN 12163-2016
	CuNi18Zn20 CW409J
12	DIN 2076-1984
	CuNi18Zn20
13	EN 12167-2024
	CuNi18Zn20 CW409J
14	DIN EN 12449-2019
	CuNi18Zn20 CW409J
15	EN 12449-2023
	CuNi18Zn20 CW409J
16	DIN 17663-1983
	CuNi18Zn20 2.0740

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