Table 3 Steel thickness, production method, and welding parameters
Steel grade | Plate thickness, mm | Steel production method | Welding process | Welding consumables | Heat input during welding, kJ/mm | HAZ width, mm |
|---|---|---|---|---|---|---|
09G2FB | 50 | TMCP | Multipass submerged arc welding | Welding electrode SFA/AWS ER120S-1, with flux 48AF-50 | 1.5 | 2–2.5 |
5.0 | 6–7 | |||||
10XN2MD | 24 | QT | Manual metal arc welding | E50 4 2NiB12Н5, ∅4 mm | Not measured | 1.8 |
Multipass submerged arc welding | Welding electrode Sv-08GSMT, ∅4 mm, with flux AN-42 | 5.2 | 4.3 | |||
08XN3MD | 35 | Multipass submerged arc welding | Welding electrode 08GNMDTA, ∅4 mm, with flux 48AF-60 | 5.5 | 4.4 | |
12XN3MF | 25 | Manual metal arc welding | E50 4 2NiB12Н5, ∅4 mm | Not measured | 5.4 |