Handy & Harman Brazing Filler Metals

Cadmium-Free 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: Braze 452
Typical Applications: Low temperature, free-flowing, Cd-free alloy.
Solidus: 1185'F/640'C
Liquidus: 1260'F/680'C
Max. Recom. Brazing Temp. 'F: 1500
Nominal Composition,%: 45Ag 27Cu 25Zn 3Sn
Joint Color as Brazed: Pale Yellow
Density Troy oz/cu in: 4.85
Electrical Characteristics
  • Conduct. % IACS: 18.0
  • Resistivity microhm-cm: 9.6

Filler Metal name: Braze 495
Typical Applications: For low-temperature brazing of tungsten carbides and stainless steels.
Solidus: 1260'F/680'C
Liquidus: 1290'F/700'C
Max. Recom. Brazing Temp. 'F: 1450
Nominal Composition,%: 49Ag 16Cu 23Zn 7.5Mn 4.5Ni
Joint Color as Brazed: Yellow White
Density Troy oz/cu in: 4.70
Electrical Characteristics
  • Conduct. % IACS: 5.7
  • Resistivity microhm-cm: 30.27

Filler Metal name: Braze 501
Typical Applications: For steam turbine blading and heavily galvanized or tinned steel, aluminum brass tubing.
Solidus: 1250'F/675'C
Liquidus: 1425'F/775'C
Max. Recom. Brazing Temp. 'F: 1600
Nominal Composition,%: 50Ag 34Cu 16Zn
Joint Color as Brazed: Yellow White
Density Troy oz/cu in: 4.92
Electrical Characteristics
  • Conduct. % IACS: 25.5
  • Resistivity microhm-cm: 6.76

Filler Metal name: Braze 502; 503 (VTG)
Typical Applications: For applications similar to Brazes 720 and 721 except where better gap filling is needed.
Solidus: 1435'F/780'C
Liquidus: 1600'F/870'C
Max. Recom. Brazing Temp. 'F: 1800
Nominal Composition,%: 50Ag 50Cu 33Zn
Joint Color as Brazed: Yellow White
Density Troy oz/cu in: 5.08
Electrical Characteristics
  • Conduct. % IACS: 78
  • Resistivity microhm-cm: 2.2

Filler Metal name: Braze 505
Typical Applications: For 300 series stainless steel food handling equipment with close joint clearances.
Solidus: 1220'F/660'C
Liquidus: 1305'F/705'C
Max. Recom. Brazing Temp. 'F: 1500
Nominal Composition,%: 50Ag 20Cu 28Zn 2Ni
Joint Color as Brazed: Yellow White
Density Troy oz/cu in: 4.73
Electrical Characteristics
  • Conduct. % IACS: 15
  • Resistivity microhm-cm: 11.25

Filler Metal name: Braze 541
Typical Applications: Atmosphere furnace brazing for high temperature applications (up to 700'f/370'C), such as on jet engines.
Solidus: 1340'F/725'C
Liquidus: 1575'F/855'C
Max. Recom. Brazing Temp. 'F: 1700
Nominal Composition,%: 54Ag 40Cu 5Zn 1Ni
Joint Color as Brazed: White
Density Troy oz/cu in: 5.07
Electrical Characteristics
  • Conduct. % IACS: 49.8
  • Resistivity microhm-cm: 3.46

Filler Metal name: Braze 559
Typical Applications: Same as Braze 541, but used where zinc fumes in the furnace are not permissible.
Solidus: 1420'F/770'C
Liquidus: 1600'F/895'C
Max. Recom. Brazing Temp. 'F: 1800
Nominal Composition,%: 56Ag 42Cu 2Ni
Joint Color as Brazed: White
Density Troy oz/cu in: 4.96
Electrical Characteristics
  • Conduct. % IACS: 8.3
  • Resistivity microhm-cm: 20.75

Filler Metal name: Braze 560
Typical Applications: For food handling equipment requiring a low melting, cadmium-free alloy.
Solidus: 1145'F/620'C
Liquidus: 1205'F/650'C
Max. Recom. Brazing Temp. 'F: 1400
Nominal Composition,%: 56Ag 22Cu 17Zn 5Sn
Joint Color as Brazed: White
Density Troy oz/cu in: 4.96
Electrical Characteristics
  • Conduct. % IACS: 8.3
  • Resistivity microhm-cm: 20.75

Filler Metal name: Braze 580
Typical Applications: A free flowing filler metal used in brazing tungsten carbide which is subsequently titanium nitride.
Solidus: 1120'F/605'C
Liquidus: 1345'F/730'C
Max. Recom. Brazing Temp. 'F: 1550
Nominal Composition,%: 57.5Ag 32.2Cu 7Sn 3Mn
Joint Color as Brazed: White
Density Troy oz/cu in: 5.17
Electrical Characteristics
  • Conduct. % IACS: 25.3
  • Resistivity microhm-cm: 6.81

Filler Metal name: Braze 600
Typical Applications: For Monel and other nickel alloys, and in place of Braze 650 on silverware.
Solidus: 1245'F/675'C
Liquidus: 1325'F/720'C
Max. Recom. Brazing Temp. 'F: 1500
Nominal Composition,%: 60Ag 25Cu 15Zn
Joint Color as Brazed: White
Density Troy oz/cu in: 5.01
Electrical Characteristics
  • Conduct. % IACS: 21
  • Resistivity microhm-cm: 8.40

Filler Metal name: Braze 603; 604 (VTG)
Typical Applications: For vacuum tube seals, brazing of ferrous and nonferrous alloys without flux, for brazing marine heat exchangers exposed to salt water at elevated temperatures (where zinc is objectionable).
Solidus: 1115'F/600'C
Liquidus: 1325'F/720'C
Max. Recom. Brazing Temp. 'F: 1500
Nominal Composition,%: 60Ag 30Cu 10Sn
Joint Color as Brazed: White
Density Troy oz/cu in: 5.17
Electrical Characteristics
  • Conduct. % IACS: 7.1
  • Resistivity microhm-cm: 24.10

Filler Metal name: Braze 630
Typical Applications: On 400 series stainless steels for corrosion resistance to salt spray, chlorine solutions, etc.
Solidus: 1275'F/690'C
Liquidus: 1475'F/800'C
Max. Recom. Brazing Temp. 'F: 1700
Nominal Composition,%: 63Ag 28.5Cu 6Sn 2.5Ni
Joint Color as Brazed: White
Density Troy oz/cu in: 5.19
Electrical Characteristics
  • Conduct. % IACS: 12.8
  • Resistivity microhm-cm: 13.40