Shielding Gas: 100%CO₂
KM-54 is a copper coated wire for welding 490N/mm² grade steel.
| AWS A5.18/A5.18M | ER70S-4/ER49S-4 |
| JIS Z3312 | G49A3UC4 |
| EN ISO 14341-A | G42 3 C1 3Si1 |
| GB T8110 | ER50-4 |
Please refer to Appendix B.
Ideal for welding automotive, shipbuilding, pipe, steel structure, bridge and machinery.
| C | Si | Mn | P | S |
| 0.07 | 0.79 | 1.40 | 0.013 | 0.014 |
| Tensile Strength N/mm² | Yield Strength N/mm² | Elongation % | Charpy V-Notch ℃ | Charpy V-Notch J |
| 549 | 460 | 32 | -30 | 86 |
| Diameter(mm) | 0.9 | 1.0 | 1.2 | 1.4 | 1.6 |
| F/HF | 50~200A | 80~250A | 100~350A | 100~470A | 200~500A |
| V-up | 50~140A | 50~140A | 50~160A | 100~180A | – |
| OH | 50~120A | 50~120A | 50~140A | – | – |
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