ASTM B271 High-Strength Yellow Brass UNS C86300

Standard Specification for Copper-Base Alloy Centrifugal Castings

Group - Non-Ferrous Copper Alloy

Sub Group - ASTM B271 Copper-Base Alloy Centrifugal Castings

Application - Intended for Valve, Pump, General Engineering, Automotive and Other Industries

Grade Belongs to the Industry - Rod, Bar, Tube and Shapes

Chemical Composition
TinSn %0.200 max.
LeadPb %0.200 max.
ZincZn %22.000 - 28.000
IronFe %2.000 - 4.000
Ni + CoNi% + Co%1.000 max.
AluminiumAl %5.000 - 7.500
ManganeseMn %2.500 - 5.000
CopperCu %60.000 - 66.000
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Heat Treatment
As-Cast
Mechanical Properties
Tensile Strength in Mpa758 min.
Yield Strength in Mpa414 min.
Elongation in %12 min.
Reduction of Area in %-
Hardness in BHN-
Impact in Joule-

Cross Reference Table

Material Standard Country Grade Belong to the Industry
B271 C86300 ASTM USA Casting
B30 C86300 ASTM USA Ingot and Casting
CA863 SAE USA Casting
SAE 430B SAE USA Casting
SB-505 C86300 ASME USA Casting
SB-584 C86300 ASME USA Casting
C86300 AS Australia Casting