Copper alloy Welding Wire Detailed Description
| No. | Eqv. GB | Eqv. AWS | Cu | Sn | Fe | Mn | Si | Zn | Ni | Features and uses | Size |
| S201 | SCu1898 | ERCu | Bal. | 0.5~1.0 | – | 0.2~0.5 | 0.2~0.5 | – | P 0.02~0.15 | Good mechanical properties and good crack resistance. | Plate mount |
| S211 | SCu656 | ERCuSi-A | Bal. | – | – | 0.5~1.5 | 2.8~4.0 | – | Good mechanical properties. For copper alloy argon arc welding and steel MIG brazing. | Φ0.6mm | |
| S212 | SCu5180 | ERCuSn-A | Bal. | 4.0~6.0 | – | – | – | – | P 0.1~0.4 | Good abrasion resistance. For copper alloy argon arc welding and surfacing welding. | Φ0.8mm |
| S213 | SCu5210 | ERCuSn-C | Bal. | 7.5~8.5 | – | – | – | – | P 0.1~0.4 | Good abrasion resistance. For copper alloy argon arc welding and surfacing welding. | Φ1.0mm |
| S214 | SCu6100A | ERCuAl-A1 | Bal. | Al :7.0~9.0 | – | ≤0.5 | – | – | Wear-resistant and corrosion-resistant. For copper alloy argon arc welding and steel surfacing | Φ1.2mm | |
| S215 | SCu6180 | ERCuAl-A2 | Bal. | Al:8.5~11.0 | ≤0.5 | – | – | – | – | Wear-resistant and corrosion-resistant. For copper alloy argon arc welding and steel surfacing. | Φ1.6mm |
| S221 | BCu60ZnSn(Si) | – | 59.0~61.0 | 0.8~1.2 | – | – | 0.15~0.35 | Bal. | – | The melting point is about 890°C. For brass gas welding and carbon arc welding, it can also braze copper, steel and cast iron. | |
| S221F | BCu60ZnSn(Si) | – | 59.0~61.0 | 0.8~1.2 | – | – | 0.15~0.35 | Bal. | – | S221 welding wire coated with flux. | Straight line |
| S222 | BCu58ZnFeSn(Si) | RBCuZn-C | 57.0~59.0 | 0.7~1.0 | 0.35~1.20 | 0.03~0.09 | 0.05~0.15 | Bal. | – | The melting point is about 890°C. For brass gas welding and carbon arc welding, it can also braze copper, steel and cast iron. | Φ1.6mm |
| (Mn) | Φ2.0mm | ||||||||||
| S222F | BCu58ZnFeSn(Si)(Mn) | RBCuZn-C | 57.0~59.0 | 0.7~1.0 | 0.35~1.20 | 0.03~0.09 | 0.05~0.15 | Bal. | – | S222 welding wire coated with flux. | Φ2.4mm |
| S223 | SCu4700 | RBCuZn-A | 57.0~61.0 | 0.25~1.0 | – | – | – | Bal. | – | The melting point is about 900°C. For brazing of copper, steel and cast iron. | Φ3.0mm |
| S224 | – | – | 61.0~63.0 | – | – | – | 0.3~0.7 | Bal. | – | The melting point is about 905°C. For brass gas welding and carbon arc welding, it can also braze copper, steel and cast iron. | Φ4.0mm |
| S225 | SCu7730 | RBCuZn-D | 46.0~50.0 | – | – | – | 0.04~0.25 | Bal. | 9.0~11.0 | The melting point is about 935°C. High strength, used for brazing steel, nickel and cemented carbide. | Φ5.0mm |
| S225F | SCu7730 | RBCuZn-D | 46.0~50.0 | – | – | – | 0.04~0.25 | Bal. | 9.0~11.0 | S225 welding wire coated with flux. | Φ6.0mm |
| S226 | – | – | 59.0~62.0 | 0.2~0.5 | – | – | 0.1~0.3 | Bal. | – | The melting point is about 900°C. For brass gas welding, brazing copper, steel and cast iron can also be used. | |
| S227 | SCu6800 | RBCuZn-B | 56.0~60.0 | 0.8~1.1 | 0.25~1.2 | 0.01~0.50 | 0.04~0.25 | Bal. | 0.2~0.8 | The melting point is about 880°C. For brass gas welding and carbon arc welding, it can also braze copper, steel and cast iron. | Length |
| S229 | – | – | 54.0~56.0 | – | – | 3.5~4.5 | 0.1~0.2 | Bal. | 5.5~6.5 | 1000mm |
