CuNi7Zn39Mn5Pb3 2.0771 - DIN 17672-1-1983

Grade	CuNi7Zn39Mn5Pb3
Germany W-Nr.	2.0771
Corresponding Standard	DIN 17672-1-1983 Wrought copper and copper alloys bars；Properties.
Classification	Copper and Copper Alloys
Properties	Corrosion Resistance
Density	8.5 g/cm³

CuNi7Zn39Mn5Pb3 Chemical Element Composition Content (%)

Component	Fe	Mn	Ni	Cu	Pb	Other Total	More
Minimum Value	-	4	6	44	2	-	Zn:余量
Maximum Value	0.3	6	8	48	4	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.

CuNi7Zn39Mn5Pb3 Mechanical Properties

diameter/thickness d mm	Mark	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Hardness HBW
Round Material; 10≤d＜45	2.0771.26	Semi-hard F51 (.26)	≥510	≥370	≥12(A5)	≈150
Round Material; 8≤d＜12	2.0771.30	Hard F59(.30)	≥590	≥440	≥5(A5)	≈170

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