| Model | Welding wire chemical composition（Wt%） |
| ||||||||
| C | Mn | Si | Cr | Ni | Mo | P | S | Cu | Other | |
| ERNiCrFe-7 | 0.026 | 0.21 | 0.25 | 29.68 | 59.14 | 0.08 | - | - | - | Fe:9.53 Nb:0.08 |
| Compliant (equivalent) standard model | An example of physical properties of deposited metal (with SJ601) | ||
| GB/T15620 | AWS A5.14/A5.14M | Tensile StrengthMPa | Elongation% |
| SNi6052 | ERNiCrFe-7 | - | - |
| Wire diameter | ￠0.8 | ￠1.0 | ￠1.2 |
| Package weight | 12.5Kg/piece | 15Kg/piece | 15Kg/piece |
| Wire diameter | ￠2.5 | ￠3.2 | ￠4.0 | ￠5.0 |
| Package weight | 5Kg/plastic box，20Kg/carton（Contains 4 small plastic boxes） | |||