... WECO Hammer union FIG 206 Threaded or BW XXH connected Male Nut & Female Nut & Seat Ring HAMMER UNION FIG 206The Hammer Union ... thread, tubing thread, butt-weld.The Hammer Union type mainly consists of Figure 100, Figure 200 ... , Figure 206, Figure 400, Figure 600,Figure 602, Figure 1002, Figure 1003,Figure 1502 and Figure ... UNIONNominal pipe Size:1”, 2”, 3”,4”,6”,8”, 10”; Pressure Rating:2000psi cwp;3000 ...