... (200") Material: Stainless steel 304,316,316L,carbon steel 1, Standard: ANSI, DIN, JIS, BS2, Size: DN15(1/2") to DN5000 ... PN0.25-PN25 PN2.0-PN42.0, JIS 5K-30K7, Type: Welding Neck Flanges, Slip-On Flanges, Lap Joint Flanges, Threaded ... Flanges, Socket Welding Flanges, Blind Flanges, Other Flanges JIS standard SUS 304 flat welding flange