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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
|
| 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
|
| 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
|
| 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
|
| 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
|
| 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
|
| 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
|
| 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
|
| 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
|
| 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
|
| 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
|
| 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
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