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Phos Copper Brazing Ring

These alloys used for copper and ambraloy solders in refrigeration,plumbing, electric machinery,electrical appliance etc.

Phos Copper Alloys are widely use self-fluxing filler metal.They are used to join copper and copper alloys, like brass , bronzes.But can't used on steel and nickel alloys

CODE COMPOSITION%     MELTING RANGE FLOW POINT DENSITY TEMSILE STRENGTH CORRESPHONDING STANDARDS
  Ag Cu P ?   g/cm² kg/mm² AWS A 5.8
CuP7   B/L 7.3 710-820 730 8.1 58 BCuP2
Ag2CuP 2 Bal 6.5 645-825 740 8.1 55 BCuP6
Ag5CuP 5 Bal 6 645-815 710 8.2 55 BCuP7
Ag6CuP 6 Bal 7 643-813 720 8.3 55 BCuP4
Ag10CuP 10 Bal 6 650-750 720 8.3 65  
Ag15CuP 15 Bal 4.9 645-800 700 8.4 54 BCuP5
Ag18CuP 18 Bal 6.3 643-666 670 8.4 50 BCuP8


NORMS       MELTING WORKING CHEMICAL COMPOSITION       OBSERVATIONS
ISO17672 EN1044 DIN8513 AWS RANGE(?) TEMPERATURE(°C) Ag% Cu% P% OTHER%  
CuP279 CP105 L-Ag2P   645-825 740 2 91.7 6.3   Suitable for refrigeration equipment.Economical solution.
CuP280     BCuP-6 643-788 715 2 91 7   Low cost alloy suitable for brazing copper-copper and copper with copper alloys
CuP281 CP104 L-Ag5P BCuP-3 645-815 710 5 89 6   Suitable to refrigeration equipment, high density.
CuP282     BCuP-7 643-771 710 5 88.2 6.8   Alloy with a narrow melting range and good fluidity compared with the BCuP3.
CuP283     BCuP-4 645-725 690 6 86.7 7.3   Intermediate temperature alloy suitable for brazing copper-copperand copper with copper alloys
CuP284   L-Ag15P BCuP-5 645-800 700 15 80 5   High fluid copper-phosphorus alloy with high silver content.Excellent flowing characteristics.

 
Phos Copper Brazing Ring

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Guangzhou Zhenhu Welding Consumables Co. Ltd.
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