... ISO 9001:2008 SO(Slip On) flange Flange typeSO(Slip On) flangeThis flange is slipped over the pipe and ... in fabricated applications.Size1/2"-48" DN15--DN3000MaterialCarbon steel, stainless steel and alloy steel( A105,,F316, F304, F316L, F304L, ... an area of21860 square meters.We supply steel pipe,flange,pipe elbow,pipe bend,reducer,tee,cross, ... Production Equipment asme b 16.47 carbon steel forged flange