Material ‐ ASTM B505 Tin Bronze UNS C91300

Standard Specification for Copper Alloy Continuous Casting

Group - Non ‐ Ferrous Copper Alloy

Sub Group - ASTM B505 / 505M Copper Alloys for Continuous Casting

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

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

Chemical Composition
TinSn %18.000 ‐ 20.000
LeadPb %0.250 max.
ZincZn %0.250 max.
Ni + CuNi% + Cu%0.500 max.
IronFe %0.250 max.
AntimonySb %0.200 max.
SulphurS %0.050 max.
PhosphorusP %1.500 max.
AluminiumAl %0.005 max.
SiliconSi %0.005 max.
CopperCu %79.000 ‐ 82.000
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Heat Treatment
As ‐ Cast
Mechanical Properties
Tensile Strength in Mpa‐
Yield Strength in Mpa‐
Elongation in %‐
Reduction of Area in %‐
Hardness in BHN‐
Impact in Joule‐

Cross Reference Table

Material Standard Country Grade Belong to the Industry
B22 C91300 ASTM USA Casting
B505 C91300 ASTM USA Casting
SB ‐ 505 C91300 ASME USA Casting
80Cu ‐ 19Sn SAE USA Casting
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