... , 600, 900, 1500(WN, SO, BL, TH, LJ, SW) & More... ANSI: ANSI B16.5 Class150, 300, 600, 900, 1500(WN, SO, BL ... . Size: 1/2" - 24"(DN15 mm-800 mm)2. Standards: ANSI, BS, DIN, UNI, JIS, GB, Non-standard etc. or as ... . Delivery: usually within 20 days after receiving the formal order. ANSI /ASME B16.47 flange