slip on flange 1.manufacturer ,competive price 2.produce deponding on your requirment 3,kinds of stypes 4.CE&ISO For ... Type:welding neck flange,slip on flange,lap joint flange,thread flange,slip on flange,blind flange Material:carbon steel,stainless steel and alloy steel fange Standard:ANSI,JIS,BS,DIN ... ,UNI,EN,GB,AWWA,API,MSS,LWN,Orifice,8-Figure flange Size:OD up ...