Table 4 Process parameters and experimental boundary conditions for all welding experiments

From: Waiting time before NDT of welded offshore steel grades under consideration of delayed hydrogen-assisted cracking

M point Welding current [A] Welding voltage [V] Weld. speed [mm/min] Wire feed speed [m/min] Preheat/interpass temp. [TP/i] E [kJ/mm] Realization of restraint intensity HD level Material
RP1 233 29.0 380 10.5 100 °C 1.2 15 mm TTS: 3 kN/(mm × mm) Low HD S355 ML
RP2 245 31.0 380 10.5 100 °C 1.2 15 mm TTS: 3 kN/(mm × mm) High HD S355 ML
1 262 30.0 380 10.5 50 °C 1.2 15 mm FSS: 0 kN/(mm × mm) Low HD S355 ML
2 255 30.0 380 10.5 50 °C 1.2 40 mm TTS: 7 kN/(mm × mm) Low HD S355 ML
3 253 29.5 380 10.5 150 °C 1.2 40 mm TTS: 7 kN/(mm × mm) Low HD S355 ML
4 262 30.0 380 10.5 150 °C 1.2 15 mm FSS: 0 kN/(mm × mm) Low HD S355 ML
5 265 31.0 380 10.5 50 °C 1.2 15 mm FSS: 0 kN/(mm × mm) High HD S355 ML
6 240 31.5 380 10.5 50 °C 1.2 40 mm TTS: 7 kN/(mm × mm) High HD S355 ML
7 235 32.0 380 10.5 150 °C 1.2 40 mm TTS: 7 kN/(mm × mm) High HD S355 ML
8 245 32.0 400 10.5 150 °C 1.2 15 mm FSS: 0 kN/(mm × mm) High HD S355 ML
A 181 26.5 350 8.5 100 °C 0.8 15 mm TTS: 3 kN/(mm × mm) Low HD S460
B 280 30.0 350 11.0 100 °C 1.6 15 mm TTS: 3 kN/(mm × mm) High HD S460
C 182 26.5 350 8.5 100 °C 0.8 15 mm TTS: 3 kN/(mm × mm) Low HD S460
D 280 30.0 350 10.5 100 °C 1.6 15 mm TTS: 3 kN/(mm × mm) High HD S460