CuZn31Si1 2.0490 CuZn31Si SoMs68 - DIN 17660-1983

Grade	CuZn31Si1
Germany W-Nr.	2.0490
Old Grade
Corresponding Standard	DIN 17660-1983
Classification	Copper and Copper Alloys
Density	8.4 g/cm³

CuZn31Si1 Chemical Element Composition Content (%)

Component	Fe	Si	Ni	Cu	Pb	Other Total	More
Minimum Value	-	0.7	-	66	-	-	Zn:余量
Maximum Value	0.4	1.3	0.5	70	0.8	0.5	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 Cupper and cupper alloy

Germany		European Standard
DIN EN/DIN	W-Nr.	EN	Numerical Grade
CuZn31Si1	2.0490	CuZn31Si1	CW708R

CuZn31Si1 Corresponding Standards(Same grade name, different standards)

1	EN 12163-1998
	CuZn31Si1 CW708R
2	DIN 17672-1-1983
	CuZn31Si1 2.0490 (CuZn31Si) (SoMs68)
3	DIN EN 12163-1998
	CuZn31Si1 CW708R (2.0490)
4	DIN EN 12163-2016
	CuZn31Si1 CW708R
5	DIN 17671-1-1983
	CuZn31Si1 2.0490 (CuZn31Si) (SoMs68)
6	DIN 17660-1983
	CuZn31Si1 2.0490 (CuZn31Si) (SoMs68)
7	EN 12163-2016
	CuZn31Si1 CW708R
8	DIN EN 12449-2019
	CuZn31Si1 CW708R
9	EN 12449-2023
	CuZn31Si1 CW708R

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