This flange is counter bored to accept the pipe before being fillet welded. The bore of the pipe and flange are both the same therefore giving good flow characteristics.
GB9112-9131,SH3406,ANSI B16.5 ,DIN25762766,DIN2632-2638
from 150lbs to 2,500lbs.
Carbon steel, stainless steel and alloy steel.
Carbon steel and alloy steel with yellow print, black print, oil or zinc.
* We can also manufacture special application flanges and forgings that customers require.