Material ‐ ASTM B505 Leaded Red Brass UNS C83800

Standard Specification for Copper Alloy Continuous Castings

Group - Non ‐ Ferrous Copper Alloy

Sub Group - ASTM B505 / 505M Copper Alloys for Continuous 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 %3.300 ‐ 4.200
LeadPb %5.000 ‐ 7.000
ZincZn %5.000 ‐ 8.000
Ni + CuNi% + Cu%1.000 max.
IronFe %0.300 max.
AntimonySb %0.250 max.
SulphurS %0.080 max.
PhosphorusP %1.500 max.
AluminiumAl %0.005 max.
SiliconSi %0.005 max.
CopperCu %82.000 ‐ 83.800
Heat Treatment
As ‐ Cast
Mechanical Properties
Tensile Strength in Mpa207 min.
Yield Strength in Mpa97 min.
Elongation in %16 min.
Reduction of Area in %
Hardness in BHN
Impact in Joule

Cross Reference Table

Material Standard Country Grade Belong to the Industry
C83800 SAE USA Casting
B145 ‐ 4B ASTM USA Casting
B30 C83800 ASTM USA Casting
B505 C83800 ASTM USA Casting
CA838 SAE USA Casting
B584 C83800 ASTM USA Casting
SB ‐ 505 C83800 ASME USA Casting