... 11 ,20 0 — 12, 300 10 ,20 0 18,300 20 ,000 21 700 23 ,300 15,000 16,700 18,100 6,900 18,300 18,300 20 ,000 20 ,000 20 ,000 20 ,000 23 ,300 21 ,700 25 ,000 25 ,000 25 ,000 25 .000 21 .700 23 ,300 21 ,700 23 ,300 20 ,000 ... clearance of 17. 92% , a rod load limit of 25 ,000 Ib, and rod diameter of 1.75 in Assume k = 1 .26 , Zs = 0.88, and Zd = 0.85 322 Design of GAS-HANDLING Systems and Facilities Figure 11 -25 Typical ... Table 12- 2 Summary ANSI Pressure Ratings Material Group 1.1 MAWP, psig Class ~20 °FtolOO°F 100°Fto200°F 150 300 40 0 600 900 1500 25 00 28 5 740 990 148 0 22 20 3705 6170 25 0 675 900 1350 20 25 3375 5 625 ...