| Product | AWS | JIS | EN | Description | |
|---|---|---|---|---|---|
| KF-550/KW-3 | F7A2-EM12K | S502-H | S42 3 AB S2Si | Suitable for 490N/mm2 grade steel in ship-building, steel structures, bridges and pipes with single pass or multi-pass w | |
| KF-880/KW-1 | F7A4-EH14 | S502-H | S 50 4 FB S4 | Suitable for ship-building, pressure vessel and offshore structure with single pass or multi-pass welding. | |
| KF-990/KW-3 | F7A2-EM12K/ F7P2-EM12K | S502-H | S42 3 AB S2Si | For middle-thick plate multi-layers welding of important constructional steel. | |
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