Flanges
Flange drilling dimensions
Flange drilling flange dimensions, weights and data sheets — AWWA C207, IS 6392. AWWA C207 · IS 6392. Select a size for the full drawing and dimension table.
Flange drilling — AWWA C207
Class D
Flange drilling — IS 6392
PN 10
NB 15NB 20NB 25NB 32NB 40NB 50NB 65NB 80NB 100NB 125NB 150NB 175NB 200NB 250NB 300NB 350NB 400NB 500NB 600
PN 16
NB 15NB 20NB 25NB 32NB 40NB 50NB 65NB 80NB 100NB 125NB 150NB 175NB 200NB 250NB 300NB 350NB 400NB 500NB 600
PN 6
NB 15NB 20NB 25NB 32NB 40NB 50NB 65NB 80NB 100NB 125NB 150NB 200NB 250NB 300NB 350NB 400NB 500