Grade B271 C84400
Commercial Grade
Corresponding Standard ASTM B271/B271M-2018
Standard Specification for Copper-Base Alloy Centrifugal Castings
Classification Copper and Copper Alloys
B271 C84400 Chemical Element Composition Content (%)
Component Fe Si P S Cu Pb Al Zn Sn Sb More
Minimum Value - - - - 78 6 - 7 2.3 - Ni+Co≤1.0*
Maximum Value 0.4 0.005 0.02 0.08 82 8 0.005 10 3.5 0.25
B271 C84400 Mechanical Properties
Tensile Strength
σb
Mpa
Yield Point
σs
Mpa
Elongation or Extension Rate
δ
%
≥200 ≥90 ≥18

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