... mixed fluid .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 andFigure 2002. 1, Figure 100 Hammer Union Nominal pipe Size:2, 2-1/2 ... , fracturing, acidizing, testing, and choke and kill lines. 10, Figure 2002 Hammer Union Nominal pipe Size:2, 3; Pressure Rating: 20000psi ...