Copper welding rod, is a specialized kind of a rod used in for welding which is made up of copper alloy with relatively high content of phosphor. During the process of the welding, phosphorus acts as a deoxidizer by helping in reducing formation of oxides. They are highly efficient for joining copper and its alloys. This soldering material consists binary alloy consisting of copper and phosphorus. For contact brazing, flame brazing, high-frequency brazing and furnace brazing it has good fluidity in it. Mixture with silver improves wetting properties while increasing strength and toughness while at the same time lowering melting point temperatures as well in phosphorized copper solders. It began to be widely used for manufacturing motor, electrical appliance and instrument making industries including refrigeration since 2000s. Copper zinc solders are mainly used in flame resistance, high frequency resistance and other types of brazing applications. Visit any Chinese Phosphorous Copper Welding Rod Supplier Company for more details about this product.
| 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 | |
1. High Phosphorus Content: Phosphorous copper welding electrodes are significantly composed of phosphorous, which makes them more fluid and greatly enhances their ability to bind as one during the welding process.
2. Low Melting Point: It is not unusual for these rods to have relatively low melting points that make it possible to weld them without raising the temperature of the parent materials too high.
3. High Fluidity: Once melted, phosphorous copper brazing alloys are highly liquid and spread easily between two or more surfaces being joined, ensuring a good bond.
4. Capillary Action: They have a well-developed capillary action that makes it possible for them to flow into narrow gaps and spaces between mating parts thereby leading to tight, sound welds.
5. Corrosion Resistance: Phosphorus Copper welding rods offer corrosion resistance, which is vital for the durability and long life of welded joints in corrosive environments.
6. Good Thermal Conductivity: The electrodes exhibit good thermal conductivity which allows efficient heat transfer during the welding process.
7. Versatility in Welding Applications: These rods are versatile since they can be used on different materials while performing various types of welding work; hence they can be adapted to many other welding projects.
Ordinary flame welding commonly uses a wide variety of applications for soldered phosphorous copper. Refrigeration, air conditioning, plumbing and electrical industries are some of its main areas of application. We can create all types of formulations as well as work with R&D and customization in order to decrease costs and improve efficiency for your production. Specifically, please consult the technical department if necessary.
A Phosphorus Copper Welding Rod is a type of welding filler material composed of copper alloyed with phosphorus. It is used for welding and joining copper and its alloys.
Phosphorus Copper Welding Rods exhibit high electrical and thermal conductivity, making them suitable for welding applications. They also have good corrosion resistance, making them reliable in various environments.
These welding rods are commonly used in applications where copper needs to be joined, such as electrical component welding, connectors, and other conductive elements. They are versatile and can be used for brazing and soldering.
The phosphorus content in the welding rod enhances its ability to wet and spread on metal surfaces. This property is beneficial in achieving strong and effective welds.
Phosphorus Copper Welding Rods can be used with various welding techniques, including oxy-acetylene welding, TIG welding, and MIG welding. The choice of technique depends on the specific requirements of the welding job.
Yes, due to their high electrical conductivity, these welding rods find common use in the electrical and electronic industries for welding components and connectors.
Yes, these rods are known for their resistance to corrosion, making them reliable in environments where exposure to moisture and corrosive elements is a concern.
It's important to follow standard safety precautions for welding, including using appropriate protective gear and ensuring proper ventilation. Adhering to manufacturer guidelines is crucial for safety.
Phosphorus Copper Welding Rods are available at welding supply stores and specialized metal suppliers. Different diameters may be available to suit various welding applications.
Yes, there may be different grades or alloys designed for specific welding applications. Choosing the appropriate grade depends on the specific requirements of the welding job.
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