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Grade CuNi18Zn19Pb1
Germany W-Nr. 2.0790
Corresponding Standard DIN 17672-1-1983
Wrought copper and copper alloys bars；Properties.
Classification Copper and Copper Alloys
Properties Corrosion Resistance
Density 8.8 g/cm3
CuNi18Zn19Pb1 Chemical Element Composition Content (%)
Component Fe Mn Ni Cu Pb Other Total More
Minimum Value - - 17 59 0.3 - Zn:余量
Maximum Value 0.3 0.7 19 63 1.5 0.4
"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.
CuNi18Zn19Pb1 Mechanical Properties
diameter/thickness
d
mm		 Mark
Heat Treatment or Condition
Tensile Strength
σb
Mpa 		Yield Point
σs
Mpa 		Elongation or Extension Rate
δ
% 		Hardness
HBW
Round bars; 2≤d＜12 2.0790.26 Half Hard F43 (.26) 430~530 ≥290 ≥25(A5) ≈135
Square bars, Hexagonal bars; 2≤d＜10 2.0790.26 Half Hard F43 (.26) 430~530 ≥290 ≥25(A5) ≈135
Round material; 2 ≤ d < 10 2.0790.30 Hard F53(.30) ≥530 ≥420 ≥6(A5) ≈160
Square material, hexagonal material; 2 ≤ d < 8 2.0790.30 Hard F53(.30) ≥530 ≥420 ≥6(A5) ≈160
Approximate Comparison Table Cupper and cupper alloy
Germany European Standard
DIN EN/DIN W-Nr. EN Numerical Grade
CuNi18Zn19Pb1 2.0790 CuNi18Zn19Pb1 CW408J
CuNi18Zn19Pb1 Corresponding Standards(Same grade name, different standards)
1 EN 12166-1998
CuNi18Zn19Pb1 CW408J
2 EN 12166-2016
CuNi18Zn19Pb1 CW408J
3 DIN 17672-1-1983
CuNi18Zn19Pb1 2.0790
4 DIN EN 12166-2016
CuNi18Zn19Pb1 CW408J
5 DIN EN 12166-1998
CuNi18Zn19Pb1 CW408J
6 EN 12167-2024
CuNi18Zn19Pb1 CW408J

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