... special design available size:10~6000mm carbon steel slip on flangeSTANDARDS:. ANSI B16.5/MSS.SP 44,JIS B2220 ... BS, AS.JIS Weld NeckProduction size(NPS):10~6000mmType:Slip-On, Welding Neck flange, Blind flange, Socket Welding flange, ... Petroleum, Chemical industry, Machinery, Electric power and so on pipe joint. Special design available we can offer all ... 'll reply you in 24 hours cs slip on flange