CuZn39Mn1AIPbSi CW718R - EN 12449-2023

Grade	CuZn39Mn1AIPbSi
European Standard Steel Grade	CW718R
Corresponding Standard	EN 12449-2023 Copper and Copper Alloys - Seamless, Round Tubes for General Purposes
Classification	Copper and Copper Alloys
Density	8.2 g/cm³

CuZn39Mn1AIPbSi Chemical Element Composition Content (%)

Component	Fe	Si	Mn	Ni	Cu	Pb	Al	Sn	Other Total	More
Minimum Value	-	0.2	0.8	-	57	0.2	0.3	-	-	Zn：Rem.
Maximum Value	0.5	0.8	1.8	0.5	59	0.8	1.3	0.5	0.3	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.

CuZn39Mn1AIPbSi Mechanical Properties

Wall thickness t mm	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Specified Plastic Yield Strength Rp_0.2 Mpa	Elongation or Extension Rate δ %	Hardness HBW
t≤8	R440	≥440	≥200	≥15
t≤8	H120				115~155
t≤8	R510	≥510	≥270	≥10
t≤8	H145				≥140

Approximate Comparison Table Copper and Copper Alloy

Germany		European Standard
DIN EN/DIN	W-Nr.	EN	Numerical Grade
CuZn40Al1	2.0561	CuZn39Mn1AlPbSi	CW718R

CuZn39Mn1AIPbSi Corresponding Standards(Same grade name, different standards)

1	DIN EN 12449-2019
	CuZn39Mn1AIPbSi CW718R
2	EN 12449-2023
	CuZn39Mn1AIPbSi CW718R

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