... mainly consists of Figure 100, Figure 200, Figure 206,Figure 400, Figure 600,Figure 602, Figure 1002, Figure 1003,Figure 1502 andFigure 2002. 1, Figure 100 Hammer Union ... Economical, general-purpose union; Butt-weld available. 3, Figure 206 Hammer Union Nominal pipe Size:1, 2, 3,4 ... , acidizing, testing, and choke and kill lines. 10, Figure 2002 Hammer Union Nominal pipe Size:2, 3; Pressure Rating ...