Brass welding wires are filler materials that contain copper alloy and are commonly preferred in MIG (Metal Inert Gas) and TIG (Tungsten Inert Gas) welding applications. Brass is an alloy of copper and zinc and offers a balanced combination of conductivity, corrosion resistance, and workability.
Main properties of brass welding wires:
Conductivity: Because brass contains copper, it provides good conductivity and is suitable for applications where electrical conductivity is important.
Corrosion Resistance: The zinc content helps provide resistance against corrosion, supporting better durability in service conditions.
Machinability: Brass is easy to process and shape, making it a practical option in fabrication and joining operations.
Application Variety: Brass welding wires are used in metal joining, welding of copper alloys, coating applications, and decorative metal works.
Different diameters and specifications are available according to the welding method, material type, and service requirements.
| Type | EN ISO 17672 | DIN 8513 | AWS A5.8 | DIN EN 1044 | EN ISO 3677 | Elements | Other | Melting Range | Working Temperature | EN 1045 | DIN 8511 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Brass Alloy | Cu 470a | - | - | CU 301 | B-Cu60Zn(Si)-875/895 | Cu : 58.5-61.5 / Si : 0.2-0.4 / Zn: bal. | Fe : 0.25 max. / Impurity : 0.2 max | 875/895 | 895 | |||
| Brass Alloy | Cu 470 | - | RBCuZn-A | CU 302 | B-Cu60Zn(Sn)(Si)-875/895 | Cu : 57-61 / Sn : 0.2-0.5 / Zn: bal. | Fe : 0.25 max. / Impurity : 0.2 max | 875/895 | 895 | |||
| Brass Alloy | Cu 680 | - | - | - | B-Cu60Zn(Si)(Mn)-870/900 | Cu : 56-60 / Sn : 0.8-1.1 / Si : 0.1-0.2 / Zn: bal. | Mn : 0.2-0.5 / Ni : 0.2-0.8 / Fe : 0.25 max. / Impurity : 0.2 max | 870/890 | 890 | |||
| Brass Alloy | Cu 471 | - | RBCuZn-C | CU 304 | B-Cu60Zn(Sn)(Si)(Mn)-870/900 | Cu : 56-60 / Sn : 0.2-0.5 / Si : 0.15-0.2 / Zn: bal. | Mn : 0.05-0.25 / Fe : 0.25 max. / Impurity : 0.2 max | 870/900 | 900 | |||
| Brass Alloy | Cu 773 | - | RBCuZn-D | CU 305 | B-Cu48ZnNi(Si)-890/920 | Cu : 46-50 / Si : 0.15-0.2 / Zn: bal. | Ni : 9-11 / Fe : 0.25 max. / Impurity : 0.2 max | 890/920 | 920 | |||
| Brass Alloy | Cu 681 | - | RBCuZn-B | CU 306 | B-Cu59Zn(Sn)(Ni)(Mn)(Si)-870/890 | Cu : 56-60 / Sn : 0.8-1.1 / Si : 0.04-0.2 / Zn: bal. | Mn : 0.01-0.5 / Ni : 0.2-0.8 / Fe : 0.2-1.2 / Impurity : 0.2 max | 870/890 | 890 | |||
| Brass Alloy | - | - | - | - | - | Cu : 58-61 / Sn : 0.2-1.5 / Si : 0.2-0.4 / Zn: bal. | Mn : 0.5-1.5 / Impurity : 0.2 max | 870/890 | 890 | |||
| Brass Alloy With Silver | - | - | - | - | B-Cu59ZnAg(Mn)-850/879 | Cu : 59-62 / Ag : 0.5-1.5 / Sn : 0.1-0.4 / Zn: bal. | Mn : 0.05-0.25 / Fe : 0.25 max. / Impurity : 0.2 max | 870/900 | 900 | |||
| Brass Alloy With Silver | - | - | - | - | - | Cu : 56-60 / Ag : 0.5-1.5 / Sn : 0.05-0.3 / Sn : 0.15-0.2 / Zn: bal. | Mn : 0.05-0.25 / Fe : 0.25 max. / Impurity : 0.2 max | 870/890 | 890 | |||
| Brass Alloy With Silver | - | - | - | - | B-Cu48ZnNiAg(Si)-870/900 | Cu : 47-51 / Ag : 0.5-1.5 / Sn : 0.15-0.2 / Mn : 0.1-0.3 / Zn: bal. | Ni : 9-11 / Fe : 0.25 max. / Impurity : 0.2 max | 870/900 | 900 | |||
| Brass Alloy With Silver | - | - | - | - | B-Cu48ZnAg(Ni)(Si)(Mn) | Cu : 56-61 / Ag : 0.5-1.2 / Sn : 0.25-0.45 / Si : 0.25-0.45 / Zn: bal. | Mn : 0.08-0.25 / Ni : 0.2-0.8 / Fe : 0.2-1.2 / Impurity : 0.2 max | 870/890 | 890 |
