1. FM/UL approved 2. Material: Ductile cast iron ASTM-A536 Grade 65-45-12 3. Surface can be coated with epoxy powder, hot dip zinc or ordinary paint 4. Advantage: Flexible and rigid, Joint reliability, Isolates noise and vibration, Convenient joint 5. Applications: Fire protection; Power plant: Heating, ventilation and air conditioning; Industrial plant: Water treatment, plumbing and mining. Nominal Size mm/in Pipe O. D mm/in Working Pressure PSI/MPa Bolt Size Dimensions mm/in No. -Size mm Ø L H 50 2 60.3 2.375 500 3.45 2-M10*55 92 3.622 130 5.118 48 1.890 65 2½ 73.0 2.875 500 3.45 2-M12*65 105.2 4.141 152 5.984 46 1.811 65 2½ 76.1 3.000 500 3.45 2-M12*65 108 4.252 152 5.984 48 1.890 80 3 88.9 3.500 500 3.45 2-M12*75 112 4.409 168 6.614 48 1.890 100 4 108.0 4.250 500 3.45 2-M16*85 154 6.063 209 8.228 52 2.047 100 4 114.3 4.500 500 3.45 2-M16*85 159 6.260 213 8.386 52 2.047 125 5 133.0 5.250 450 3.10 2-M16*100 179 7.047 238 9.370 52 2.047 125 5 139.7 5.500 450 3.10 2-M16*100 187 7.362 246 9.685 52 2.047 150 6 159.0 6.250 450 3.10 2-M16*85 204 8.031 260 10.236 52 2.047 150 6 165.1 6.500 450 3.10 2-M16*100 213 8.386 265 10.433 52 2.047 150 6 168.3 6.625 450 3.10 2-M16*100 215 8.465 272 10.709 52 2.047 200 8 219.1 8.625 450 3.10 2-M20*110 272 10.709 340 13.386 60 2.362 250 10 273.0 10.750 300 2.07 2-M22*130 328 12.913 420 16.535 64 2.520 300 12 323.9 12.750 300 2.07 2-M22*130 380 14.961 454 17.874 64 2.520 350 14 377.0 14.843 300 2.07 3-M22*130 445 17.520 480 18.898 72 2.834 400 16 406.4 16.00 300 2.07 3-M22*110 468 18.425 545 21.456 72 2.834 400 16 426.0 16.772 300 2.07 3-M22*110 490 19.291 592 23.307 72 2.834 500 20 529.0 20.827 300 2.07 3-M22*110 595 23.425 700 27.559 72 2.834
