... :2000lb 3000lb 6000lb 9000lb 4.ISO9001-2000/SUV Product name:Pipe fitting stainless steel union· Country of origin: China· Carbon steel: ... A234 WP1, WP5, WP9, WP11, WP12, WP22, WP91, and WP92 A420WPL6· Stainless steel: A403/WP304/WP304L/WP304H/WP316/WP316L/WP317L/WP321 ... 2000lb 3000lb 6000lb· Standards: ANSI/ASME, DIN, ISO, JIS, GB, and EN· Type: BW, SW, Threaded NPT· Applications: petroleum, chemical, ...