Phosphorus Copper Alloy is an alloy material composed of copper and phosphorus, which is commonly used for welding, casting and manufacturing various industrial parts. In modern industrial manufacturing, Phosphorus Copper Alloy has become the preferred material of many manufacturers and engineers due to its excellent performance and wide application fields, and is suitable for the connection of a variety of metal materials.
| BrazingAlloys | AWS | Chemical Composition（%） | Solidus | Liquidus | Main Uses | |||||||
| Ag | Cu | P | Zn | Sn | Other | F | ℃ | F | ℃ | |||
| BCu93P | BCuP-2 | / | 93 | 7 | / | / | / | 1310 | 710 | 1460 | 795 | Suitable for copper and copper alloy,with good fluidity. |
| BCu86P | / | / | 86 | 7 | / | 7 | / | 1134 | 657 | 1270 | 687 | Mainly used for brazing of hard alloy cutter |
| BCu91PAg | BCuP-6 | 2 | 91 | 7 | / | / | / | 1190 | 645 | 1450 | 785 | Mainly used for brazing ferrous metals, nickel-based alloys and Cu-Ni alloys; it has good fluidity. |
| BCu89PAg | BCuP-3 | 5 | 89 | 6 | / | / | / | 1190 | 645 | 1325 | 720 | |
| BCu88PAg | BCuP-4 | 6 | 86.7 | 7.3 | / | / | / | 1190 | 645 | 1275 | 690 | |
| BCu80PAg | BCuP-5 | 15 | 80 | 5 | / | / | / | 1190 | 645 | 1300 | 705 | |
| BCu75PAg | BCuP-6 | 18 | 75.5 | 6.5 | / | / | / | 1190 | 645 | 1190 | 645 | |
Deoxidation Performance
Phosphorus Copper Alloy has excellent deoxidation performance. During the smelting process, phosphorus can react with oxygen in copper to form phosphorus oxide, thereby reducing the oxygen content in copper and improving the purity of the alloy.
Corrosion Resistance
The addition of phosphorus significantly improves the corrosion resistance of copper, giving the alloy a longer service life in harsh environments.
Mechanical Properties
The strength and hardness of Phosphorus Copper Alloy have been significantly improved, and it can withstand higher mechanical stress.
Ease of Processing
The alloy has good processing properties, is easy to form and process, and is suitable for manufacturing various complex industrial parts.
Self-wetting properties
During the welding process, phosphorus copper alloys are self-wetting, which can reduce the need for additional flux and simplify the welding process.
Electronic Industry
In the electronics industry, Phosphorus Copper Alloy is used to manufacture wires, connectors and electronic components. Its high conductivity and oxidation resistance ensure stable current transmission and reliable contact performance.
Mechanical Engineering
In mechanical engineering, Phosphorus Copper Alloy is used to manufacture bearings and mechanical parts. Its high strength and wear resistance enable it to withstand high friction environments such as engines, brake systems and transmission systems.
Heating, Ventilation and Air Conditioning (HVAC) Systems
In the HVAC field, Phosphorus Copper Alloy is used to manufacture welded joints in evaporators and refrigeration systems. Its good thermal conductivity and self-wetting properties make it an ideal welding material.
Shipbuilding Industry
In the shipbuilding industry, Phosphorus Copper Alloy is used to manufacture propellers, rudder shafts and hull parts. Its resistance to seawater corrosion and high strength make it an ideal material.
Petrochemical Industry
In the petrochemical industry, Phosphorus Copper Alloy is used to manufacture equipment and piping systems. Its high corrosion resistance ensures long-term stability of equipment in harsh environments.
Electrical Wiring and Electronic Equipment
Phosphorus Copper Alloy is used in the manufacture of electrical wiring and electronic equipment. Its high electrical conductivity and corrosion resistance make it an ideal material.
Bearings and Mechanical Components
In various industries, Phosphorus Copper Alloy is used to manufacture bearings and mechanical components. Its high durability and resistance to heavy loads make it ideal for high-stress applications.
HVAC and Refrigeration Systems
In HVAC and Refrigeration Systems, Phosphorus Copper Alloy is used to manufacture evaporators and welded joints. Its good flowability and self-wetting properties make it an ideal welding material.
Welding and Brazing Applications
Phosphorus Copper Alloy has excellent performance in welding and brazing applications. Its low melting point and self-flowing properties simplify the welding process and eliminate the need for additional flux.
Aerospace Industry
In the aerospace industry, Phosphorus Copper Alloy is used to manufacture aircraft structures, engines, and missile components. Its high strength, wear resistance, and corrosion resistance make it an ideal material.
Daily cleaning
The cleaning of Phosphorus Copper Alloy is relatively simple. After welding or processing, wipe the surface with a damp cloth to remove residual flux and stains. For difficult-to-clean areas, a soft-bristled brush can be used for local cleaning.
Regular inspection
Regularly check the integrity and stability of welded joints and components to ensure that there are no cracks or looseness. If problems are found, they should be repaired or replaced in time to ensure the safety and reliability of welded joints.
Protective measures
During cleaning and maintenance, avoid scratching the surface of components with hard objects to avoid damaging their surface. At the same time, avoid long-term exposure to humid or corrosive environments to prevent rust and corrosion.
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