... 5 / ASME B16.47 Standard: 150LBS, 300LBS, 600LBS, 900LBS, 1500LBS. Welding Neck Flange, Slip-On Flange, Blind Flange; DIN FLANGES: DIN2527 ... 2253/2254/22762278/22812284/ 6083/6084/ 60896093 Plate, Slip-On, Welding-Neck, Blind Flanges; BS4504 / EN1092-1 / TABLE-E FLANGES: ... your earlier and active inquiry. Thank you and Best regardsContact us: high pressure resistant welding dn200 carbon steel flange