Phosphor bronze is a tin-based copper alloy with phosphorus as the deoxidizer and strengthening element, known for perfect combination of high toughness, wear resistance, corrosion resistance and stable electrical performance.
It is one of the most classic and widely used non-ferrous alloys in modern industrial manufacturing.
Phosphor bronze is mainly composed of copper, tin, and phosphorus, with tin typically containing 2% to 8% and phosphorus 0.1% to 0.4%.
Phosphor bronze is a tin-based copper alloy with phosphorus as the deoxidizer and strengthening element, known for perfect combination of high toughness, wear resistance, corrosion resistance and stable electrical performance. It is one of the most classic and widely used non-ferrous alloys in modern industrial manufacturing.
Main Performance Advantages
- Excellent Wear Resistance
Self-lubricating property makes phosphor bronze ideal for long-term friction working parts, reducing abrasion and extending service life.
- Superior Corrosion Resistance
Great anti-rust and anti-oxidation ability, stable in humid, marine and harsh chemical environments, not easy to corrode or deform.
- High Mechanical Toughness
Good tensile strength and fatigue resistance, easy to process into springs, shrapnels and complex precision parts without fracture.
- Stable Electrical & Thermal Conductivity
Reliable conductive performance, suitable for electrical contacts, connectors and electronic terminal components.
- Easy Machining & Forming
Good cutting, stamping and casting performance, can be made into sheet, rod, tube and customized profiles.
Main Application Fields
Mechanical transmission: bearings, bushings, gears, worm wheels, wear-resistant sliding parts.
Electronic industry: electrical contacts, connectors, terminal pins, conductive shrapnels.
Hardware spring: various precision springs, lock parts, instrument elastic components.
Marine & pipeline: marine hardware, valve parts, corrosion-resistant pipe fittings.
Precision manufacturing: instrumentation parts, automotive accessories and industrial equipment components.
Phosphor bronze has stable material performance, long service life and wide adaptability. It is a cost-effective and essential alloy material for machinery, electronics, marine and precision manufacturing industries.
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