CuZn20 CW503L - EN 12163-1998

Grade	CuZn20
European Standard Steel Grade	CW503L
Corresponding Standard	EN 12163-1998
Classification	Copper and Copper Alloys
Density	8.7 g/cm³

CuZn20 Chemical Element Composition Content (%)

Component	Fe	Ni	Cu	Pb	Al	Sn	Other Total	More
Minimum Value	-	-	79	-	-	-	-	Zn:余量
Maximum Value	0.05	0.3	81	0.05	0.02	0.1	0.1	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.

CuZn20 Mechanical Properties

diameter d mm	Mark	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Hardness HBW
4<d≤80	CuZn20-R300	R300	≥300	≈100*	≥20(A100)，≥24(A11.3)，≥27(A)
4<d≤80	CuZn20-H080	H080				HB: 80~110；HV: 85~115
4<d≤40	CuZn20-R360	R360	≥360	≈310*	≥6(A100)，≥8(A11.3)，≥10(A)
4<d≤40	CuZn20-H110	H110				HB: 110~140；HV: 115~145
4<d≤10	CuZn20-R450	R450	≥450	≈410*
4<d≤10	CuZn20-H140	H140				HB: ≥140；HV: ≥145
4<d≤80	CuZn20-M	M	No specification	No specification	No specification	No specification

① Material condition names and designations:
H - Hardness (Brinell hardness or Vickers hardness), with the suffix number indicating the hardness value.
R - Tensile strength, with the suffix number indicating the minimum tensile strength value.
M - Manufactured without specified mechanical properties. Refer to standard EN 1173-2008.
② A100, A11.3, A - Gauge length.

1 Approximate Comparison Table brass

China	Japan	United States		International Organization for Standardization		Germany		European Standard		Russia
GB	JIS	ASTM	UNS	ISO	Numerical Grade	DIN EN/DIN	W-Nr.	EN	Numerical Grade	GOST
H80	C2400	80Cu-20Zn	C24000	CuZn20	C24000	CuZn20	C24000 2.0250	CuZn20	CW503L	Л80

2 Approximate Comparison Table Cupper and cupper alloy

Germany		European Standard		Russia
DIN EN/DIN	W-Nr.	EN	Numerical Grade	GOST
CuZn20	2.0250	CuZn20	CW503L	L80

CuZn20 Corresponding Standards(Same grade name, different standards)

1	EN 12163-1998
	CuZn20 CW503L
2	EN 12166-1998
	CuZn20 CW503L
3	EN 12166-2016
	CuZn20 CW503L
4	DIN EN 12163-1998
	CuZn20 CW503L
5	DIN EN 12163-2016
	CuZn20 CW503L
6	DIN 17671-1-1983
	CuZn20 2.0250 (Ms80)
7	DIN EN 12166-2016
	CuZn20 CW503L
8	DIN EN 12166-1998
	CuZn20 CW503L
9	DIN 17660-1983
	CuZn20 2.0250 (Ms80)
10	EN 12163-2016
	CuZn20 CW503L
11	SS 14 5114-1985
	CuZn20 SS5114
12	DIN EN 12449-2019
	CuZn20 CW503L
13	EN 12449-2023
	CuZn20 CW503L

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