industrial steam piping spool isometric, specifically for a 3.5MPa header connection. Specs for 20G steel (φ273×15) and a DN20 valve included. Comes with the weld log table, cold spring details, spool nodes & more. 中国石油天然气第一建设公司 管段图 (Piping Spool Drawing)
Industrial Steam Piping Spool Isometric DWG
