Bronze C89835 (Bismuth Tin Bronze) Product Guide

Applications | Mechanical and Chemical Data | Tolerances

Overview

A lead free and more corrosion resistant alternative to bronze C932, C836, and C844. C89835 Bronze is compliant with the Federal Safe Drinking Water Act of 1974, the Federal Reduction of Lead in Drinking Water Act of 2011, and California AB1953. Bismuth Tin Bronze is also more malleable, thermally conductive, and polish better than regular brass alloys. Typical industrial uses for this alloy include bushings, high-speed/high-pressure bearings, and marine applications.

Common Trade Names

UNS C89835, CDA 89835, Federalloy® III-932, B04 Bronze, Lead-Free Bronze, Copper-Bismuth Bronze, Lead-Free Bismuth Bronze

*Federalloy® is a registered trademark of Federal Metal Company.

Other Resources

Weight Calculator | Mill Test Reports

Products

Purchase Bronze C89835 Round Bar | Bronze C89835 Hollowbar Bar

Applications

Small Gears
Faucets
Pipe Fittings
Plumbing Goods
Pump Components


Physical Properties C89835
Density	0.321 lb/in3
Ultimate Tensile Strength	30 ksi
Yield Tensile Strength	14 ksi
Hardness Rockwell \| Brinell	B27 \| 65
Elongation at Break Percentage	20%
Modulus of Elasticity	16,900 ksi
Machinability Percentage	70%
Melting Point	1,445-1,855 °F
Specific Heat	9.3 x 10^-2 BTU/lb-°F
Thermal Conductivity	263 BTU-in/hr-ft^2-°F
Electrical Conductivity	14.5% IACS

Chemistry Information
Element	Percentage
Cu	85 - 89
Pb	0.09 max
Sn	6 - 7.5
Zn	2 - 4
Fe	0.2 max
P	0.1 max
Ni	1 max
Al	0.005 max
Bi	1.7 - 2.7
S	0.08 max
Sb	0.35 max
Si	0.005 max