Symbol Bonnet Joint Class 1/2” (DN15) 3/4” (DN20) 1” (DN25) 1-1/2” (DN40) 2” (DN50) 2-1/2” (DN65) 3” (DN80) L (End to end) SWC 1500 102 120 132 196 248 254 280 2500 114 132 152 216 260 254 280 P (Port Dia.) 1500 12 16 20 32 40 48 59 2500 10 13 18 26 35 40 52 H (Height) 1500 73 84 92 130 153 206 235 2500 82 95 114 149 174 206 235 Wt (kg) 1500 2.4 3.0 4.2 10.5 19.5 28 36.0 2500 2.8 3.5 7.5 12.5 27.5 30.0 38.0 Symbol Bonnet Joint Class 1/2” (DN15) 3/4” (DN20) 1” (DN25) 1-1/2” (DN40) 2” (DN50) 2-1/2” (DN65) 3” (DN80) L (End to end) SWC 1500 102 120 132 196 248 254 280 2500 114 132 152 216 286 254 280 P (Port Dia.) 1500 12 16 20 32 40 48 59 2500 10 13 18 26 35 40 52 H (Height) 1500 70 79 88 119 141 206 235 2500 80 93 108 146 167 216 235 Wt (kg) 1500 2.4 3.0 4.2 10.5 19.5 28 36.0 2500 2.8 3.5 7.5 12.5 27.5 30.0 38.0 SEAL WELDED COVER (SWC) Thread (NPT) Design Standard: ASME B1.20.1 Butt Weld Design Standard: ASME B16.25 Socket Weld Design Standard: ASME B16.11 DIMENSIONS (MM) PISTON CHECK - 1500/2500 CLASS DIMENSIONS (MM) Y-PISTON CHECK - 1500/2500 CLASS 100NB~300NB (4”~12”) refer to drawing. 2690 Class refer to drawing. 100NB~300NB (4”~12”) refer to drawing. 2690 Class refer to drawing. Piston Check Y-Piston Check 5 2 3 4 1 AUSTRALIAN PIPELINE VALVE 24 CHECK VALVES - HIGH PRESSURE B16.34 DESIGN HIGH PRESSURE PISTON CHECK VALVES SW, NPT, BW, CLASS 1500/2500 ASME B16.34 DESIGN