C89320

Reference guide

Continuous cast • GreenAlloys™

C89320 supports the market demand for regulation-compliant lead-free material.

C89320

Product description: Bismuth tin bronze
Solids: 1/2" to 10" O.D.
Tubes: 1 1/8" to 9" O.D.*
Rectangles: Up to 15" wide
Standard lengths: 144"
Shape/Form: Semi-finished, mill stock or near net shapes, anode, bar stock, billet/bloom, squares, hex, plate, profile or structural shape, flats/rectangular bar
Compliance: C89320 is compliant with key legislation including (1) Federal Safe Drinking Water Act - SDWA, (2) S. 3874 Federal Reduction of Lead in Drinking Water Act, (3) California AB1953, and (4) Vermont Act 193

 *Consult mill for wall thickness

Typical uses

Fasteners: Washers
Industrial: Backs for lined bearings, cam bushings for diesel engines, crankshaft main bearings, deep well pump bowl bushings, deep well pump line shaft bearings, electric motor bearings, general utility bearings, guide bushings for piston rods, guide bushings for valves, hydraulic gland seals, main bearings for presses, piston pin bearings, pump sleeves, rod bushings, rolling mill bearings, seals, sleeve bushings, spacer bushings, wrist pin bushings

Similar or equivalent specification

CDA ASTM SAE AMS Federal Military Other
C89320 B505
B505M
         

Chemical composition

Cu% Pb% Sn% Zn% Fe% P% Ni%1 Al% Bi% S% Sb% Si%
Chemical composition according to ASTM B505/B505M-23
1Ni value includes Co.
Note: Cu + sum of named elements, 99.5% min. Single values represent maximums.
87.00-
91.00
 
0.09
5.00-
7.00
 
1.00
 
0.20
 
0.30
 
1.00
 
0.005
4.00-
6.00
 
0.08
 
0.35
 
0.005

Machinability

Copper alloy UNS No. Machinability rating Density (lb/in3 at 68 ˚F)
C89320 80 0.318

Mechanical properties

Mechanical properties according to ASTM B505/B505M-23
Tensile strength, min Yield strength (at 0.5% extension under load,, min) Elongation, in 2 in. or 50 mm min Brinell hardness (500 kg load)   Remarks
ksi MPa ksi MPa % typical BHN  
35 241 18 124 15 70  

Physical properties

Physical properties provided by CDA
  US Customary Metric
Melting point - liquidus 1913 °F 1045 °C
Melting point - solidus 1702 °F 928 °C
Density 0.318 lb/in3 at 68 °F 8.8 gm/cm3 at 20 °C
Electrical conductivity 14.7% IACS at 68 °F 0.082 MegaSiemens/cm at 20 °C
Thermal conductivity 32.4 Btu · ft/(hr · ft2 · °F) at 68 °F 56.1 W/m at 20 °C
Modulus of elasticity in tension 13900 ksi 95827 MPa

Fabrication properties

Fabrication properties provided by CDA
Technique Suitability
Soldering Excellent
Brazing Good
Oxyacetylene welding Not recommended
Gas shielded arc welding Not recommended
Coated metal arc welding Not recommended
Machinability rating 80

Thermal properties

Thermal properties provided by CDA
*For stress relief, solution treatment and annealing - time is measured in hours/inch of thickness. For precipitation heat treatment - time is measured in hours.
Treatment Time*
Solution treatment 0

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