... typeSO(Slip On) flangeThis flange is slipped over the pipe and then fillet welded. Slip-on flanges are easy to use ... fabricated applications.Size1/2"-48" DN15--DN3000MaterialCarbon steel, stainless steel and alloy steel( A105,,F316, F304, F316L, F304L, F5, F11, F22 ... Joint (RTJ),Ring Type Joint gaskets,Tongue-and-Groove (T&G),Male-and-Female (M&F)StandardASME,ANSI,BS,DIN,JIS,etc.Surface ...