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USA UNS C38000
Corresponding Standard ASTM B455/B455M-2020
Standard Specification for Copper-Zinc-Lead Alloy (Leaded-Brass) Extruded Shapes
Classification Copper and Copper Alloys
Chemical Element Composition Content (%)
Component Fe Cu Pb Al Sn More
Minimum Value - 55 1.5 - - Zn：余量
Maximum Value 0.35 60 2.5 0.5 0.3
Mechanical Properties
Tensile Strength
σb
Mpa 		Yield Point
σs
Mpa 		Reduction of Area
ψ
%
≥330 ≥110 ≥15
Approximate Comparison Table Brass
China Japan United States International Organization for Standardization Germany European Standard Russia
GB ISC JIS ASTM UNS ISO Numerical Grade DIN EN/DIN W-Nr. EN Numerical Grade GOST
HPb58-2 T38210 C3801
C38000 		58Cu-40Zn-2Pb C38000 CuZn40Pb2 C38000 CuZn40Pb2 C38000
2.0402 		CuZn40Pb2 CW617N ЛС58-2

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