... standard steel DIN 2527 flange JIS ,ANSI , DIN ,BS4504 ,EN1092, AS2129 1/2"-64" TUV & ISO9001 WN,SW,THD, BL,PL ... standard steelDIN 2527 flange STANDARD: JIS ,ANSI , DIN ,BS4504 ,EN1092, AS2129 and other standards, We can also product according to client drawing ... , Slip on flange, plate flange, blind flange , ring and so on materials:carbon steel and stainless steel. SALES MARKET: Japan, Korea, Canada ...