Stainless steel pipe widely used in petroleum,chemical industry,electric power,boiler, SpecificationsAPI, ISO: 9001:2000, CCS approved 1/2" to ... ASTM, JIS, DIN Standard The most competitive prices NameS304 STAINLESS STEEL SEAMLESS PIPESSize1/8’’ to 72’’PressureSCH 5S TO SCH 160 ... WP12, WP11, WP22, WP5, WP7, WP8, and WP91 Stainless Steel Butt Welding Pipe fitting:ASME A403 WP304,304L,316,316L, 319, 310S ...