Chemical Composition
Base Element
Cu (Copper)
57 to 59
%    
Mn (Manganese)
1 to 2.5
%    
Zn (Zinc)
38.5 to 42
%    (estimate)
Balance
Composition Note
Zn is listed as a Balance element for this material, but its % value is not listed in the specification. The value shown is a calculated one.
 
Mechanical Properties
Yield Strength
177 to 275
MPa    
Ultimate Tensile Strength
441 to 490
MPa    
Elongation
18 to 20
% strain    
 
Other Information
Material Class
Country
Description
45-50 kp/mm**2 TS; 18-28 kp/mm**2 YS; 18-20 El. Brass for appliance parts; good solderability. Cu Zn 40 Mn.
Designation
KREIDLER SU 4
Specification Type
Specification Status
Source
Available forms
Similar Alloys
 
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