... ,GB,BS special design available size:10~6000mm carbon steel slip on flangeSTANDARDS:. ANSI B16.5/MSS.SP 44,JIS B2220 ... size(NPS):10~6000mmType:Slip-On, Welding Neck flange, Blind flange, Socket Welding flange, Threaded flange, Lap Joint flange and Plate flange ... Petroleum, Chemical industry, Machinery, Electric power and so on pipe joint. Special design available we can offer all kinds of the ...