Krishna Copper Limited

Phosphor Bronze Rod (PB1/PB2/PB3/PB4) Keeping in mind the individual preferences, of our clients, we offer an exceptional range of phosphor bronze that is a bronze alloy and includes copper, tin and phosphorous. Offered range is application specific in nature and maintains high tolerance capacity. Clients can avail the entire catalog in varied finishing standards and are used in light and heavy duty industries. They are quality approved and are used to increase the stiffness of the alloy thereby enhancing the longevity. Furthermore, we offer the entire collection with standardized solutions.

Applications: Bridge Bearing Plates, Switch Parts, Electromechanical Spring Components, Resistance Wire, Electrical Flexing Contact Blades, Electrical , Connectors, Electronic Connectors, Wire Brushes, Electronic and Precision Instrument Parts, Fuse Clips, Lock Washers, Fasteners, Cotter Pins, Bellows, Textile Machinery, Perforated Sheets, Chemical Hardware, Truss Wire, Springs, Sleeve Bushings, Diaphragms, Clutch Disks, Bourdon Tubes, Beater Bar, Welding Rods, Pressure Responsive Elements. Available Grade: ASTM B139, ASTM B103, c51000, c52100, c 52400, c53400, c54400.

Available Forms: Flats, Strips, Foils, Sheets/Plates, Rods, Ingots Grade 1 Grade 2 Grade 3 Elements Min.% Max.% Min.% Max.% Min.% Max.% Min.% Max.% Tin 6 8 10 6.5 8.5 9 11 Phosphorus 0.3 0.5 0.5 0.3 0.15 Lead 0.25  0.25 2 5  0.25 Zinc  0.5  0.05 2  0.05 Silicon  0.02  0.02  Iron  0.3  0.1 Aluminium 0.01  0.01  Antimony 0.1 Nickel  0.7  0.1  1  0.25 Total Impurities  1.2  0.6 0.5  0.8 Copper Remainder Remainder Remainder.

Bronzes are used especially in the manufacture of parts that will act as bearings because of their high abrasion resistance compared to other materials.