... radius ( 45 , 90 & 180 degrees ) Tees - Equal Tee & Reducing Tee Reducers - concentric & eccentric reducers Flange (WN Flange,SO Flange, ... ) Stub end, Cap, Union Outlets / Branch Fittings - socket outlet , threaded outlet , welded outlet, Nipple - swaged , equal , unequal / reducing ... steel flangesize3/8''~160''TypeLap-Joint Flange (LJ), Socket-welded Flange (SW), Slip-on Flange (SO), Welding-Neck ...