Material ‐ ASTM B271 C93500

Standard Specification for Copper - Base Alloy Centrifugal Casting

Group - Non ‐ Ferrous Copper Alloy

Sub Group - ASTM B271 Copper ‐ Base Alloy Centrifugal Casting

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

Grade Belongs to the Industry - Casting

Chemical Composition
AluminiumAl %0.005 max.
IronFe %0.200 max.
Ni + CuNi% + Cu%1.000 max.
PhosphorusP %0.050 max.
LeadPb %8.000 ‐ 10.000
SulphurS %0.080 max.
AntimonySb %0.300 max.
SiliconSi %0.005 max.
TinSn %4.300 ‐ 6.000
ZincZn %2.000 max.
CopperCu %83.00 ‐ 86.000
Heat Treatment
As ‐ Cast
Mechanical Properties
Tensile Strength in Mpa193 min.
Yield Strength in Mpa83 min.
Elongation in %15 min.
Reduction of Area in %
Hardness in BHN
Impact in Joule

Cross Reference Table

Material Standard Country Grade Belong to the Industry
C93500 UNS USA Rod, Bar, Tube and Shapes
B30 C93500 ASTM USA Ingot and Casting
SB ‐ 505 C93500 ASME USA Casting
SB ‐ 584 C93500 ASME USA Casting
C93500 SAE USA Casting
CA935 SAE USA Casting
C93500 AS Australia Ingot and Casting