... & ISO9001 WN,SW,THD, BL,PL, LJ, Standard ansi flange a105STANDARD: JIS ,ANSI , DIN ,BS4504 ,EN1092, AS2129 and ... Size:1/2" -64" . Type: WN flange, Slip on flange, plate flange, blind flange , ring and so on Materials:carbon steel and stainless ... per yearkeywordscarbon steel flange, blind flange, so flange, welding neck flange, plate flange, pure forged flanges,standard ANSI flange A105 Our factory ...