... .good quality 3.competitive price 4.soon delivery standard steel DIN 2527 flange JIS ,ANSI , DIN ,BS4504 ,EN1092, AS2129 1/2"-64" TUV & ISO9001 ... WN,SW,THD, BL,PL,SO standard steelDIN 2527 flange STANDARD: JIS ,ANSI , DIN ,BS4504 ,EN1092, AS2129 and other standards, We can ...