COPPER ALLOYS FOR WELDING
Alloys based on copper suitable for the TIG / MIG techniques.
Supplied as rods and wires, some alloys are also suitable for the brazing technique
| Code | Composition % | Melting Range SOL-LIQ | Density | Tensile strength | Brinell hardness | Standard | Description | |||||||||||
| Cu | Fe | Ag | Ni | Al | Mn | Sn | Si | P | Ti | °C | g/cm3 | kg/mm2 | HB 2,5 | DIN 1733 | AWS A5.7 | |||
Copper Alloys for Welding |
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| Cu99,9 | 99.9 | 0.05 | 1080 | 8.9 | 22 | 50 | ERCu | SF-Cu (DIN 1787) | ||||||||||
| CuSn | Bal | x | 0.8 | x | 1020-1050 | 8.9 | 22 | 60 | SG-CuSn |  |
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| CuAg | Bal | 1 | x | 1070-1080 | 8.9 | 20 | 60 | SG-CuAg | |
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| CuSi2Mn | Bal | 1 | x | 1.8 | 1030-1050 | 8.7 | 28 | 62 | ||||||||||
| CuSi3 | Bal | 1 | 3 | 965-1035 | 8.5 | 35 | 80 | SG-CuSi3 | ERCuSi-A | |||||||||
| CuSn6 | Bal | 6 | 0.25 | 910-1040 | 8.7 | 26 | 80 | SG-CuSn6 | ERCuSn-a | |||||||||
| CuSn8 | Bal | 8 | 0.1 | 875-1025 | 8.8 | 26 | 80 | SG-CuSn6 | ERCuSn-C | |
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| CuSn12 | Bal | 13 | 0.2 | 825-990 | 8.6 | 32 | 120 | SG-CuSn12 | ||||||||||
| CuAl8 | Bal | 8 | 1030-1040 | 7.7 | 43 | 100 | SG-CuAl8 | ERCuAl-A1 | ||||||||||
| CuAl8Ni2 | Bal | 2 | 2 | 8 | 1030-1050 | 7.5 | 53 | 140 | SG-CuAl8Ni2 | |||||||||
| CuAl9Fe | Bal | 1.2 | 9.5 | 1030-1040 | 7.6 | 50 | 140 | SG-CuAl10Fe | ERCuAl-A2 | |
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| CuMn13Al8 | Bal | 2.5 | 2.5 | 8 | 945-985 | 7.4 | 90 | 290 | SG-CuMn13Al7 | ERCuMnNiAl | |
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| CuNi10Fe | Bal | 1.5 | 10.5 | 0.4 | 1100-1145 | 8.9 | 30 | 80 | SG-CuNi10Fe | |||||||||
| CuNi30Fe | Bal | 0.5 | 31 | 0.4 | 1180-1240 | 8.9 | 42 | 115 | SG-CuNi30Fe | ERCuNi | ||||||||
| Make-up | ||||
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Rods | Ø; | 1 ÷ 6 mm |
Length: 1.000 mm |
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Wires | Ø: | 0.8 ÷ 2.4 mm |
On Spools DIN 300, DIN 200 and DIN 100 |
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Strips | |||
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Rings | |||
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Preforms from Wire and from Strip | |||