... DIN / UNI / BS4504 / JIS Flanges Our Carbon Steel Flange and Stainless Steel Flange be according to ANSI, DIN, UNI, BS, JIS, ... KS standards. the materials are ASTM A105, ST37, Q235, ... : 150LBS, 300LBS, 600LBS, 900LBS, 1500LBS. Welding Neck Flange, Slip-On Flange, Blind Flange; DIN FLANGES: DIN2527, DIN2573, DIN2576, DIN2633, DIN2566 ...