CuZn40Mn2Fe1 CW723R CuZn40Mn2 2.0572 - DIN EN 12163-1998

Grade	CuZn40Mn2Fe1
Germany W-Nr.	CW723R
Old Grade
Corresponding Standard	DIN EN 12163-1998 Copper and copper alloys – Rod for general purposes
Classification	Copper and Copper Alloys
Density	8.3 g/cm³

CuZn40Mn2Fe1 Chemical Element Composition Content (%)

Component	Fe	Si	Mn	Ni	Cu	Pb	Al	Sn	Other Total	More
Minimum Value	0.5	-	1	-	56.5	-	-	-	-	Zn:余量
Maximum Value	1.5	0.1	2	0.6	58.5	0.5	0.1	0.3	0.4	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.

CuZn40Mn2Fe1 Mechanical Properties

diameter/width across-flat d mm	Mark	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Hardness HBW
5<d≤40	CuZn40Mn2Fe1-R460	R460	≥460	≈270*	≥15(A11.3)，≥20(A)
5<d≤40	CuZn40Mn2Fe1-H110	H110				HB: 110~140；HV: 115~145
5<d≤14	CuZn40Mn2Fe1-R540	R540	≥540	≈320*	≥6(A11.3)，≥8(A)
5<d≤14	CuZn40Mn2Fe1-H150	H150				HB: ≥150；HV: ≥155
3<d≤80	CuZn40Mn2Fe1-M	M	No specification	No specification	No specification	No specification

New and Old Grade Replacement List

Corresponding Standard	Grade
DIN 17672-1-1983	Grade Germany W-Nr. Old Grade Old Grade
DIN EN 12163-1998	Grade Germany W-Nr. Old Grade Old Grade

CuZn40Mn2Fe1 Corresponding Standards(Same grade name, different standards)

1	EN 12163-1998
	CuZn40Mn2Fe1 CW723R
2	DIN EN 12163-1998
	CuZn40Mn2Fe1 CW723R (CuZn40Mn2) (2.0572)
3	DIN EN 12449-2019
	CuZn40Mn2Fe1 CW723R
4	EN 12449-2023
	CuZn40Mn2Fe1 CW723R

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