ERCuSn-A (Phos Bronze A) Copper and Copper Alloy Bare Rods and Electrodes Tig and Mig Wire

ERCuSn-A   Phos Bronze A is a copper-zinc bronze containing approximately 5% tin and up to 0.35% phosphorus added as a deoxidizer used to weld bronze and brass.

Products Details

ERCuSn-A   Phos Bronze A is a copper-zinc bronze containing approximately 5% tin and up to 0.35% phosphorus added as a deoxidizer used to weld bronze and brass.  It can also be used to weld copper if the presence of tin in the weld metal is not objectionable. Typical Applications: overlaying of steel; joining of 509-519 series tin-bronze base metals
AWS Class: ERCuSn-A Certification:  AWS A5.7/A5.7M:2007
Alloy:  ERCuSn-A ASME SFA A5.7
 
Welding Position: Current: AC-DCEP
 
Tensile Strength, kpsi: 35
Brinell Hardness 70-85
Typical Wire Chemistry as per AWS A5.7 (single values are maximum)
Cu including Ag Al Pb P Sn Other
Remainder 0.01 0.02 0.10-0.35 4.0-6.0 0.50
 
Typical Welding Parameters
Diameter Process Volt Amps GAS
in (mm)
 1/16  (1.6) GTAW 70-120 70-150 ACHF using 100% Argon or Helium 2% Thoriated, Ceriated or Lanthanum Tungsten Electrode
 3/32  (2.4) GTAW 120-160 140-230 ACHF using 100% Argon or Helium 2% Thoriated, Ceriated or Lanthanum Tungsten Electrode
 1/8  (3.2) GTAW 170-230 225-320 ACHF using 100% Argon or Helium 2% Thoriated, Ceriated or Lanthanum Tungsten Electrode
Typical Welding Parameters
Diameter Process Volt Amps GAS
in (mm)
 0.035  (1.6) GMAW 20-26 100-200 100% Argon or  75% Argon, 25% Helium
 0.045  (2.4) GMAW 22-28 100-250 100% Argon or 75% Argon, 25% Helium
 1/16  (3.2) GMAW 29-32 250-400 100% Argon or 75% argon, 25% Helium
 3/32  (3.2) GMAW 32-34 350-500 100% Argon or 75% Argon, 25% Helium
Wenzhou Tianyu Electronic Co., Ltd. was established in 2000. We have been engaged in the manufacturing of welding electrodes, welding rods, and welding consumables for more than 20 years. Our main products include stainless steel welding electrodes, carbon steel welding electrodes, low alloy welding electrodes, surfacing welding electrodes, nickel & cobalt alloy welding electrodes, mild steel & low alloy welding wires, stainless steel welding wires, gas-shielded flux cored wires, aluminum welding wires, submerged arc welding. wires, nickel & cobalt alloy welding wires, brass welding wires, TIG & MIG welding wires, tungsten electrodes, carbon gouging electrodes, and other welding accessories & consumables.        

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