Manufacturer of custom machined parts, specializing in bronze and other alloys for your engineered applications
419.223.1075
1046 Greenlawn Ave, Lima OH 45804
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LEAD-FREE | LOW-LEAD
C89325 Lead-Free Replacement for C937
CAST C89325
C89325 is a C937 lead-free replacement alloy. C89325 supports the market demand for lead-free material and compliance with the 3874 Reduction of Lead in Drinking Water Act (effective January 2014).
INFORMATION
PRODUCT DESCRIPTION: Bismuth Tin Bronze
SOLIDS: 1/2” to 10” O.D.
TUBES: 1 1/8” to 9” O.D.
RECTANGLES: Up to 15”
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: C89325 is compliant with key legislation including (1) Federal Safe Drinking Water Act 1974 – SDWA, (2) Federal Reduction of Lead in Drinking Water Act 2011 and (3) California AB1953
TYPICAL USES
INDUSTRIAL: bushings, high-speed/high-pressure bearings
CHEMICAL COMPOSITION
Cu%1
Pb%
Sn%
Zn%
Fe%
P%
Ni%2
Al%
Bi%
S%
Sb%
Si%
84.00-88.00
0.10
9.00-11.00
1.00
0.15
0.10
1.00
0.005
2.70-3.70
0.08
0.50
0.005
MACHINABILITY
Copper Alloy UNS No.
Machinability Rating
Density(lb / in 3 at 68 °F)
C89325
80
0.323
MECHANICAL PROPERTIES
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
30
207
12
83
4
73
PHYSICAL PROPERTIES
US Customary
Metric
Melting Point - Liquidus
1805 °F
985 °C
Melting Point - Solidus
1432 °F
777 °C
Density
0.323 lb/in3 at 68 °F
8.94 gm/cm3 at 20 °C
Specific Gravity
8.94
8.94
Electrical Conductivity
10.8% IACS at 68 °F
0.062 MegaSiemens/cm at 20 °C
Thermal Conductivity
29 Btu/sq ft/ft hr/°F at 68 °F
50.2 W/m at 20 °C
Coefficient of Thermal Expansion 68-392

10.3 · 10-6 per °F (68-392 °F)

17.8 · 10-6 per °C (20-200 °C)

Specific Heat Capacity
0.089 Btu/lb/°F at 68 °F
372.9 J/kg at 20 °C
Modulus of Elastic in Tension
16400 ksi
113074 MPa
FABRICATION PROPERTIES
Technique
Suitability
Soldering
Good
Brazing
Good
Oxyacetylene Welding
Not Recommended
Gas Shielded Arc Welding
Not Recommended
Coated Metal Arc Welding
Not Recommended
Machinability Rating
80


SPEC SHEET


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