Bevel on end preparation

Pipe wall thickness

Internal misalignment

Fit-up gap

Crown height

Distance between two marking lines of socket weld

Fillet weld length

Fillet weld height

37.5'

0-1-3/4 (0-45mm)

0-1-3/8' (0-35mm)

1/16', 3/32'

0-1-3/8' (0-35mm)

0-2-3/8' (0-60mm)

0-1-1/4' (0-30mm)

0-1-3/8' (0-35mm)

±1°

±0.02'

±0.02'

±0.01'

±0.02'

±0.02'

±0.02'

±0.02

-

1/16' (1mm)

1/32' (1mm)

-

1/32' (1mm)

1/16' (1mm)

1/16' (1mm)

1/32' (1mm)

4839-1