3/16" DIA Flux Coated Low Fuming Bronze (LFB) Brazing Rod

3/16" DIA Flux Coated Low Fuming Bronze (LFB) Brazing Rod

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GF-78 Flux Coated Low Fuming Bronze in 3/16" (4.8mm) diameter is a high-quality bronze with additions of manganese and iron to increase hardness and strength while limiting zinc fuming. It is primarily used on steel and copper.
  • Size: 3/16" DIA
  • Flux Coated
  • Length: 36"
  • Alloy 681 UNS/CDA C68100
  • AWS A5.8 Class RBCuZn-C
  • ASME SFA5.8 Class RBCuZn-C
  • Cu: 56.0 - 60.0%
  • Zn: Balance
  • Fe: 0.25 - 1.20%
  • Si: 0.04 - 0.20%
  • Al: 0.01%
  • Pb: 0.05%
  • Mn: 0.01 - 0.50%
  • Sn: 0.80-1.10%
  • Total Others*: 0.50%

*Total Others is copper (Cu) plus the sum of the named elements is 99.5 min.
- Single Values are maximum unless otherwise specified.
- Certifications are available upon request. 

  • Melting Point: 1630ºF (888ºC)
  • Solidification: 1595ºF (868ºC)
  • Tensile Strength, psi: 65,000
  • Brinell Hardness: 96