Material ‐ ASTM B505 High ‐ Leaded Tin Bronze UNS C93800

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 %6.300 ‐ 7.500
LeadPb %13.000 ‐ 16.000
ZincZn %0.800 max.
Ni + CuNi% + Cu%1.000 max.
IronFe %0.150 max.
AntimonySb %0.800 max.
SulphurS %0.080 max.
PhosphorusP %1.500 max.
AluminiumAl %0.005 max.
SiliconSi %0.005 max.
CopperCu %75.000 ‐ 79.000
Heat Treatment
As Cast or Solution Annealing and Precipitation
Mechanical Properties
Tensile Strength in Mpa172 min.
Yield Strength in Mpa110 min.
Elongation in %5 min.
Reduction of Area in %
Hardness in BHN
Impact in Joule

Cross Reference Table

Material Standard Country Grade Belong to the Industry
B30 C93800 ASTM USA Ingot and Casting
B66 C93800 ASTM USA Ingot and Casting
SB ‐ 505 C93800 ASME USA Casting
SB ‐ 584 C93800 ASME USA Casting
C93800 SAE USA Casting
CA938 SAE USA Casting
CACIn604 KS Korea Ingot and Casting