CuZn21Si3P CW724R - DIN EN 12166-2016

Grade	CuZn21Si3P
Germany W-Nr.	CW724R
Corresponding Standard	DIN EN 12166-2016 Copper and copper alloys – Wire for general purposes
Classification	Copper and Copper Alloys
Density	8.3 g/cm³

CuZn21Si3P Chemical Element Composition Content (%)

Component	Fe	Si	Mn	P	Ni	Cu	Pb	Al	Sn	Other Total	More
Minimum Value	-	2.7	-	0.02	-	75	-	-	-	-	Zn:余量
Maximum Value	0.3	3.5	0.05	0.1	0.2	77	0.1	0.05	0.3	0.2	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.

CuZn21Si3P 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
1.5<d≤20	CW724R-H110	H110				HV 110~170
1.5<d≤8	CW724R-H130	H130				130~190
1.5<d≤8	CW724R-H160	H160				160~220
1.5<d≤8	CW724R-H200	H200				≥200
0.5<d≤20	CW724R-R500	R500	≥500	≤450	≥12(A100)； ≥13(A11.3)； ≥15(A)
0.5<d≤8	CW724R-R600	R600	≥600	≥300	≥10(A100)； ≥11(A11.3)； ≥12(A)
0.5<d≤8	CW724R-R670	R670	≥670	≥400	≥8(A100)； ≥9(A11.3)； ≥10(A)
0.5<d≤8	CW724R-R750	R750	≥750	≥450	≥2(A100)； ≥3(A11.3)
All specifications	CW724R-M	M	No specification	No specification	No specification	No specification

CuZn21Si3P Corresponding Standards(Same grade name, different standards)

1	EN 12166-2016
	CuZn21Si3P CW724R
2	DIN EN 12163-2016
	CuZn21Si3P CW724R
3	DIN EN 12166-2016
	CuZn21Si3P CW724R
4	EN 12163-2016
	CuZn21Si3P CW724R
5	EN 12167-2024
	CuZn21Si3P CW724R
6	DIN EN 12449-2019
	CuZn21Si3P CW724R
7	EN 12449-2023
	CuZn21Si3P CW724R

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