Handy & Harman Brazing Filler Metals

Cadmium-Bearing Filler Metals

This table is intended to cover only a few typical applications of the most frequently used brazing filler metals. For special brazing problems, contact our Technical Services Department.

Filler Metal name: Easy-Flo 45
Typical Applications: Joining ferrous, nonferrous and dissimilar metals and alloys with close joint clearances.
Solidus: 1125'F/605'C
Liquidus: 1145'F/620'C
Max. Recom. Brazing Temp. 'F: 1350
Nominal Composition,%: 45Ag 15Cu 16Zn 24Cd
Joint Color as Brazed: Light Yellow
Density Troy oz/cu in: 4.96
Electrical Characteristics
  • Conduct. % IACS: 27.6
  • Resistivity microhm-cm: 6.06

Filler Metal name: Easy-Flo
Typical Applications: Same as Easy-Flo 45
Solidus: 1160'F/625;C
Liquidus: 1175'F/635'C
Max. Recom. Brazing Temp. 'F: 1375
Nominal Composition,%: 50Ag 15.5Cu 16.5Zn 18Cd
Joint Color as Brazed: Light Yellow
Density Troy oz/cu in: 4.98
Electrical Characteristics
  • Conduct. % IACS: 23.9
  • Resistivity microhm-cm: 7.00

Filler Metal name: Easy-Flo 35
Typical Applications: Similar to Easy-Flo 45, but used where joint clearances are large and fillets are desired.
Solidus: 1125'F/605'C
Liquidus: 1295'F/700'C
Max. Recom. Brazing Temp. 'F: 1400
Nominal Composition,%: 35Ag 26Cu 21Zn 18Cd
Joint Color as Brazed: Light Yellow
Density Troy oz/cu in: 4.84
Electrical Characteristics
  • Conduct. % IACS: 28.6
  • Resistivity microhm-cm: 6.02

Filler Metal name: Easy-Flo 30
Typical Applications: Similar to Easy-Flo 35, but used for more economical joints.
Solidus: 1125'F/605'C
Liquidus: 1310'F/710'C
Max. Recom. Brazing Temp. 'F: 1400
Nominal Composition,%: 30Ag 27Cu 23Zn 20Cd
Joint Color as Brazed: Light Yellow
Density Troy oz/cu in: 4.79
Electrical Characteristics
  • Conduct. % IACS: 31
  • Resistivity microhm-cm: 5.5

Filler Metal name: Easy-Flo 25
Typical Applications: Similar to Easy-Flo 30, but used for most economical joints.
Solidus: 1125'F/605'C
Liquidus: 1375'F/745'C
Max. Recom. Brazing Temp. 'F: 1400
Nominal Composition,%: 25Ag 35Cu 26.5Zn 13.5 Cd
Joint Color as Brazed: Light Yellow
Density Troy oz/cu in: 4.71
Electrical Characteristics
  • Conduct. % IACS: 29.7
  • Resistivity microhm-cm: 5.7

Filler Metal name: Easy-Flo 25HC
Typical Applications: Similar to Easy-Flo 30, but used for more economical joints.
Solidus: 1180'F/640'C
Liquidus: 1320'F/715'C
Max. Recom. Brazing Temp. 'F: 1400
Nominal Composition,%: 25Ag 30Cu 27.5Zn 17.5Cd
Joint Color as Brazed: Light Yellow
Density Troy oz/cu in: 4.67
Electrical Characteristics
  • Conduct. % IACS: 31.9
  • Resistivity microhm-cm: 5.4

Filler Metal name: Easy-Flo 3
Typical Applications: For 300 series stainless steels; for joining tungsten carbide, beryllium copper and aluminum bronze to steel.
Solidus: 1170'F/630'C
Liquidus: 1270'F/690'C
Max. Recom. Brazing Temp. 'F: 1400
Nominal Composition,%: 50Ag 15.5Cu 15.5Zn 16Cd 3Ni
Joint Color as Brazed: Light Yellow
Density Troy oz/cu in: 5.02
Electrical Characteristics
  • Conduct. % IACS: 18
  • Resistivity microhm-cm: 9.58

Filler Metal name: Braze 053
Typical Applications: A high temperature solder for medium strength joints above that of soft solders. Use TEC Flux.
Solidus: 640'F/340'C
Liquidus: 740'F/395'C
Max. Recom. Brazing Temp. 'F: 900
Nominal Composition,%: 5Ag 95Cd
Joint Color as Brazed: Gray
Density Troy oz/cu in: 4.65
Electrical Characteristics
  • Conduct. % IACS: 22
  • Resistivity microhm-cm: 7.90

Filler Metal name: Braze 440
Typical Applications: Low melting filler for brazing electrical contacts and molybdenum or copper-tungsten electrodes.
Solidus: 1100'F/595'C
Liquidus: 1220'F/660'C
Max. Recom. Brazing Temp. 'F: 1400
Nominal Composition,%: 44Ag 27Cu 13Zn 15Cd 1P
Joint Color as Brazed: Light Yellow
Density Troy oz/cu in: 4.86
Electrical Characteristics
  • Conduct. % IACS: 13.8
  • Resistivity microhm-cm: 12.5