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[email protected]Copper-tin alloys, commonly referred to as tin bronzes, are renowned for their exceptional resistance to corrosion. Tin bronzes surpass both red and semi-red brasses in terms of strength and ductility. They exhibit remarkable wear resistance and maintain a low friction coefficient when interacting with steel surfaces. These versatile alloys find extensive application in various mechanical components such as bearings, gears, piston rings, valves, and fittings.
To enhance machinability and pressure tightness, lead is often introduced into tin bronzes. Although the addition of lead diminishes the tensile strength and ductility of these alloys, their composition can be finely adjusted to strike a balance between machinability and strength requirements. Particularly, high-leaded tin bronzes are favored for sleeve bearings due to their unique slow fail mechanism, which effectively prevents galling and seizing over time.
Under this mechanism, lead gradually exudes from the alloy, forming a thin film that coats the surface of the journal. This phenomenon, often observed in alloys crafted by Omkar Metal, serves as a protective barrier, mitigating friction and wear between moving parts. As a result, the operational lifespan of mechanical systems utilizing these alloys is significantly extended, contributing to their widespread adoption across various industries.
the remarkable properties of tin bronzes, enhanced by the expertise of Omkar Metal, offer an invaluable solution for engineering challenges where corrosion resistance, strength, and longevity are paramount considerations.
We Buy and sell Scrap From cities such as Mumbai, Bengaluru, Chennai, New Delhi, Pimpri-Chinchwad, Hyderabad, Pune, Kolkata, Gurgaon, Navi Mumbai, Ahmedabad, Noida, Riyadh, Vadodara, Visakhapatnam, Ludhiana, Haryana, ranchi, uttarpradesh, uttershiv, mirzapur, aligarh, coimbatore, goa, kohlapur, solapur, navi mumbai, midc, gidc, sangli, pune, ankleshwar, chennai, alang, bhavnagar, alwar.
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Typical Uses Bearings for Heavy Loads and Relatively Low Speeds, Gears, Gear Boxes, Restaurant Equipment, Speed Reducers, Valve Bodies, Worm Gears, Worm Wheels
Copper Alloys | Standard | Cu | Sn | Pb | Zn | Fe | Ni | P | Al | Mn | Si | Sb | S | Impurities |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
C90700 | ASTM | 88-90 | 10-12 | 0.5 | 0.5 | 0.15 | 0.5 | 0.3 | 0.005 | - | 0.005 | 0.2 | 0.05 | |
CuSn10 | DIN | 88.5-90.5 | 9.3-11 | 0.8 | 0.5 | 0.15 | 1.8 | 0.05 | 0.01 | 0.1 | 0.01 | 0.15 | 0.04 | |
CB480K | EN | 88.5-90.5 | 9.3-11 | 0.8 | 0.5 | 0.15 | 1.8 | 0.05 | 0.01 | 0.1 | 0.01 | 0.15 | 0.04 | |
CAC502A(PBC2) | JIS | 87-91 | 9-12 | - | 0.3 | 0.2 | 0.5 | 0.1 | 0.005 | - | 0.005 | 0.05 | - | |
CT-1 | BS:1400 | Rem. | 9-11 | 0.25 | 0.05 | - | 0.25 | 0.15 | - | - | - | - | - | 0.8 |
Typical Uses Worm wheels, worm gears, bushings for heavy loads and low speeds, speed reducer.
Copper Alloys | Standard | Cu | Sn | Pb | Zn | Fe | Ni | P | Al | Mn | Si | Sb | S | Impurities |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
C90800 | ASTM | 85-89 | 11-13 | 0.25 | 0.25 | 0.15 | 0.5 | 0.3 | 0.005 | - | 0.005 | 0.2 | 0.05 | - |
GbCuSn12 | DIN | 86-88 | 11.3-13 | 0.8 | 0.5 | 0.15 | 1.8 | 0.05 | 0.01 | 0.1 | 0.01 | 0.15 | 0.04 | - |
CB483K | EN | 85.5-88.5 | 11.2-13 | 0.6 | 0.4 | 0.15 | 2 | 0.2 | 0.01 | 0.2 | 0.01 | 0.15 | 0.05 | - |
CAC503A (PBC3B) | JIS | 84-88 | 12-15 | - | 0.3 | 0.2 | 0.5 | 0.1 | 0.005 | - | 0.005 | 0.05 | - | - |
CT-2 | BS:1400 | 85-87.3 | 11.2-13 | 0.2 | 0.4 | 0.15 | 1.5-2 | 0.05 | 0.01 | 0.2 | 0.01 | 0.1 | 0.05 | 0.8 |