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*ALLOY 655 HIGH SILICON BRONZE

COMMON FABRICATION PROCESSES AND TYPICAL USES

CHEMICAL COMPOSITION

	Cu	Fe	Pb	Mn	Ni	Si	Zn
Min/Max	Rem.	0.8	0.05	.50-1.3	0.6	2.8-3.8	1.5
Nominal	97			0.9		3

COMMON FABRICATION PROCESSES FOR 655 HIGH SILICON BRONZE

Blanking, drawing, forming and bending, heading and upsetting, hot forging and pressing, roll threading and knurling, shearing, squeezing and swaging

FABRICATION PROPERTIES

Joining Technique	Suitability
Soldering	Good
Brazing	Excellent
Oxyacetylene Welding	Good
Gas Shielded Arc Welding	Excellent
Coated Metal Arc Welding	Fair
Spot Weld	Excellent
Seam Weld	Excellent
Butt Weld	Excellent
Capacity for Being Cold Worked	Excellent
Capacity for Being Hot Formed	Excellent
Forgeability Rating: 40
Machinability Rating: 30

Product Forms
Plate
Sheet
Strip
Wire
Rod
Tube

TYPICAL USES OF 655 HIGH SILICON BRONZE

Consumer
Sculpture
Electrical
Pole line hardware, motors, rotor bar
Fasteners
Clamps, hinges, bolts, burrs, screws, cotter pins, nails, nuts, rivets
Industrial
Shafting, butts, oil refinery plumbing tube, wear plates, welded pressure vessels, welded tanks, pressure vessels, doctor blades, paper industry, screen plates, tanks, screen cloth, piston rings, kettles, heat exchanger tubes, chemical equipment, channels, cable, bushings, bearing plates, hydraulic pressure lines, wire
Marine
Hardware, propeller shafts


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