... .47 Standard: 150LBS, 300LBS, 600LBS, 900LBS, 1500LBS. Welding Neck Flange, Slip-On Flange, Blind Flange; DIN FLANGES: DIN2527, DIN2573, DIN2576, DIN2633, DIN2566 DIN2543 ... ; UNI FLANGES: UNI 2253/2254/22762278/22812284/ 6083/6084/ 60896093 Plate, Slip-On, Welding-Neck, Blind Flanges; BS4504 / EN1092-1 / TABLE ... , 20K, 30K Flanges. Normal Size: DN15--DN2000mm ( 1/2"-48") flat flange pn16