Grade CuZn37Mn3Al2PbSi
European Standard Steel Grade CW713R
Corresponding Standard EN 12167-2024
Copper and Copper Alloys - Profiles and Bars for General Purposes
Classification Copper and Copper Alloys
Density 8.1 g/cm3
CuZn37Mn3Al2PbSi Chemical Element Composition Content (%)
Component Fe Si Mn Ni Cu Pb Al Sn Other Total More
Minimum Value - 0.3 1.5 - 57 0.2 1.3 - - Znmin:Rem.
Maximum Value 1 1.3 3 1 59 0.8 2.3 0.4 0.3
"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.
CuZn37Mn3Al2PbSi Mechanical Properties
thickness
t
mm
Mark
Heat Treatment or Condition
Tensile Strength
σb
Mpa
Specified Plastic Yield Strength
Rp0.2
Mpa
Elongation or Extension Rate
δ
%
Hardness
HBW
3≤t≤10 CuZn37Mn3Al2PbSi-R590 R590 ≥590 ≥370 ≥5(A100), ≥8(A11.3), ≥10(A)
10<t≤20 CuZn37Mn3Al2PbSi-R540 R540 ≥540 ≥280 ≥15(A)
3≤t≤10 CuZn37Mn3Al2PbSi-H150 H150 150~220
10<t≤20 CuZn37Mn3Al2PbSi-H130 H130 130~170
All specifications CuZn37Mn3Al2PbSi-M M As manufactured As manufactured As manufactured As manufactured
Test pieces shall be in accordance with EN ISO 6892-1:2019, except that 200 mm gauge length is not permitted.
Elongation requirements for rod of thickness or diameter equivalent to the cross sectional area:
ⓐ less than 4 mm (A100 mm);
ⓑ 4 mm up to and including 8 mm (A 11,3);
ⓒ greater than 8 mm (A);
Approximate Comparison Table Copper and Copper Alloy
Germany European Standard
DIN EN/DIN W-Nr. EN Numerical Grade
CuZn40Al2 2.0550 CuZn37Mn3Al2PbSi CW713R

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