... brilliant success.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 to ...