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Grade CuZn23Al6Mn4Fe3
Germany W-Nr. 2.0500
Old Grade
Corresponding Standard DIN 17672-1-1983
Wrought copper and copper alloys bars；Properties.
Classification Copper and Copper Alloys
Density 8.2 g/cm3
CuZn23Al6Mn4Fe3 Chemical Element Composition Content (%)
Component Fe Mn Ni Cu Pb Al Other Total More
Minimum Value 2 3.5 - 63 - 5 - Zn:余量
Maximum Value 3.5 5 0.5 65.5 1 7 0.2
"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.
CuZn23Al6Mn4Fe3 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 profiles; 10≤d＜80 2.0500.88 Hot Extrusion/Hot Forging + Stress Relief F78 (.88) ≥780 ≥540 ≥8(A5) ≈190
Square, hexagonal profiles; 9≤d＜70 2.0500.88 Hot Extrusion/Hot Forging + Stress Relief F78 (.88) ≥780 ≥540 ≥8(A5) ≈190
Flat Material; 5≤d＜40 2.0500.88 Hot Extrusion/Hot Forging + Stress Relief F78 (.88) ≥780 ≥540 ≥8(A5) ≈190
New and Old Grade Replacement List
Corresponding Standard Grade
DIN 17672-1-1983
Grade
Germany W-Nr.
Old Grade
DIN EN 12163-1998
Grade
Germany W-Nr.
Old Grade
Old Grade
DIN EN 12163-2016
Grade
Germany W-Nr.
Approximate Comparison Table Copper and Copper Alloy
Germany European Standard
DIN EN/DIN W-Nr. EN Numerical Grade
CuZn23Al6Mn4Fe3 2.0500 CuZn23Al6Mn4Fe3Pb CW704R
CuZn23Al6Mn4Fe3 Corresponding Standards(Same grade name, different standards)
1 DIN 17672-1-1983
CuZn23Al6Mn4Fe3 2.0500 (SoMs64)
2 DIN EN 12163-1998
(CuZn23Al6Mn4Fe3) CuZn23Al6Mn4Fe3Pb CW704R (2.0500)
3 DIN 17671-1-1983
CuZn23Al6Mn4Fe3 2.0500 (SoMs64)
4 DIN 17660-1983
CuZn23Al6Mn4Fe3 2.0500 (SoMs64)

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