Bronze

C932 Bearing Bronze

C 932 Bearing Bronze is a high leaded tin-bronze and is our most popular bronze alloy. It is a general purpose bearing alloy possessing good anti-friction properties, ample strength and hardness, adequate ductility and excellent machinability.

Applications

Bearings, bushings, light duty gears and sprockets, impellers, wear strips, plates, automotive fittings and washers. It is used extensively in pumps, cylinders, machine tools, earth moving machinery and a myriad of general purpose applications.

Requirements

Common specifications for this grade:

• ASTM B505
• ASTM B271
• SAE 660

Shapes and Sizes

Peterson Steel supplies C932 Bearing Bronze in a wide range of sizes. The shapes available for this grade include:

• Rounds
• Tubes
• Flats
• Squares

Standard “C932 Bearing Bronze” Chemical Composition

Copper	81.0 – 85.0
Tin	6.3 – 7.5
Lead	6.0 – 8.0
Zinc	2.0 – 4.0

C954 Aluminum Bronze

C 954 Aluminum Bronze is the most popular of Aluminum Bronze alloys, providing high tensile and yield strength, good ductility, weldability and machinability, excellent resistance to wear, fatigue and deformation under shock and load. It exhibits excellent corrosion resistant properties. This alloy and most of the alloys in this family provide flexible mechanical properties with heat treatment and small additions of nickel.

Applications

Gears, worm wheels, bushings, bearings, wear strips, valve bodies, valve seats and valve guides in chemical, marine, aircraft, machine tools and earth moving machinery.

Requirements

Common specifications for this grade:

• ASTM B505
• ASTM B271

Shapes and Sizes

Peterson Steel supplies C954 Aluminum Bronze in a wide range of sizes. The shapes available for this grade include:

• Rounds
• Tubes
• Flats
• Squares

Standard “C954 Aluminum Bronze” Chemical Composition

Copper	83.0 min
Aluminum	10.0 – 11.5
Iron	3.0 – 5.0
Nickel	1.5 max
Manganese	.50 max

Other types of Bronze are available upon request.

Please give us a call for more information: 508.853.3630