Welding 5g Position Official

12 o'clock (Flat) | 3 o'clock--+--9 o'clock (Vertical) | 6 o'clock (Overhead)

When welding the root pass (the first weld pass), maintaining a "keyhole" is essential. welding 5g position

The pipe is fixed horizontally with a tolerance of +/- 15º. 12 o'clock (Flat) | 3 o'clock--+--9 o'clock (Vertical)