Dual Plate Spring Loaded Wafer Check
Valve
NPS 2"~24"
ANSI CLASS 150~300
MATERIAL: WCB, CF8, CF8M, CF3, CF3M
DESIGN STD: ANSI B16.34/ API594
END CONNECTION STD: ASME B16.11, ASME B1.20.1, ASME B16.25
TEST STD: API 598
Standard Material Specifications
Part Name | MATERIAL | ||||
Body | A216 WCB | A351 CF8 | A351 CF8M | A351 CF3 | A351 CF3M |
Plate | A351 CF8 | A351 CF8 | A351 CF8M | A351 CF3 | A351 CF3M |
Stem | A182 F304 | A185 F304 | A182 F316 | A182 F304L | A182 F316L |
Spring | A182 F304 | A182 F304 | A182 F316 | A182 F304L | A182 F316L |
Dimension & Weight (mm&Kg)
Class | SIZE | 2" | 21/2" | 3" | 4" | 5" | 6" | 8" | 10" | 12" | 14" | 16" | 18" | 20" | 24" |
150 | D | 105 | 124 | 137 | 175 | 197 | 222 | 279 | 340 | 410 | 451 | 515 | 550 | 607 | 718 |
L | 60 | 67 | 73 | 73 | 86 | 98 | 127 | 146 | 181 | 185 | 191 | 203 | 219 | 223 | |
d | 60 | 73 | 89 | 114 | 141 | 168 | 219 | 273 | 324 | 360 | 412 | 440 | 484 | 572 | |
Weight | 2.5 | 3.5 | 4.4 | 6.5 | 10 | 12 | 25 | 43 | 58 | 80 | 118 | 210 | 240 | 410 | |
300 | D | 112 | 130 | 149 | 181 | 216 | 251 | 309 | 361 | 422 | 484 | 540 | |||
L | 60 | 67 | 73 | 73 | 86 | 98 | 127 | 146 | 181 | 223 | 232 | ||||
d | 64 | 77 | 94 | 120 | 146 | 175 | 226 | 280 | 332 | 368 | 420 | ||||
Weight | 3 | 4.2 | 5.3 | 7.8 | 12 | 13.2 | 30 | 51 | 88 | 128 | 169 | ||||
600 | D | 110 | 129 | 148 | 192 | 265 | 319 | 399 | 456 | ||||||
L | 61 | 67 | 73 | 80 | 137 | 165 | 213 | 229 | |||||||
d | 64 | 77 | 94 | 120 | 146 | 175 | 226 | 280 | |||||||
Weight | 3.5 | 5 | 7 | 12 | 35 | 45 | 77 | 110 | |||||||
900 | D | 142 | 164 | 167 | 205 | 289 | 359 | ||||||||
L | 70 | 83 | 95 | 102 | 159 | 207 | |||||||||
d | 64 | 77 | 94 | 120 | 146 | 175 | |||||||||
Weight | 6.5 | 9 | 14 | 24 | 43 | 56 |
FREE-VALVE’ssingle plate wafer check valvesareinstalled in the piping system,their main function is to prevent mediumfrom flowing backwards, the valves areswing type,andcomes with a short pattern sandwich type flangeless wafer body conforming to theGB/T12221and ASME B 16.10 ...
FREE-VALVE’ssingle plate wafer check valvesareinstalled in the piping system,their main function is to prevent mediumfrom flowing backwards, the valves areswing type,andcomes with a short pattern sandwich type flangeless wafer body conforming to theGB/T12221and ASME B 16.10 ...
China Dual PlateCheck Valve Dual Plate Check Valves uses butt-installation and is used in the pipeline or on the pump outlet to, as a safety device, prevents the pump from inversed running due to the different water hammer\'s shock caused by the medium\'s back-flow in the ...