Hydraulic control valve series
300X type slow closing check valve
Technical parameters:
Product Model: 300X
Nominal Diameter: DN20~450mm
Nominal Pressure: PN1.0~2.5MPa
Applicable Medium: Water
Applicable Temperature: 0~80℃
Structure Length Standard: GB/T12221-2005
Connection flange standard: GB/T9113
Pressure temperature class: GB/T12224-2005
Test inspection standard: GB/T13927-2008
Main external connection dimensions
DN | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | 350 | 400 | 450 |
L | 150 | 160 | 180 | 200 | 203 | 216 | 241 | 292 | 330 | 356 | 495 | 622 | 698 | 787 | 914 | 978 |
H1 | 106 | 106 | 106 | 137 | 137 | 145 | 178 | 232 | 286 | 318 | 413 | 502 | 600 | 638 | 677 | 677 |
H | 172 | 172 | 172 | 225 | 225 | 270 | 289 | 375 | 420 | 570 | 722 | 769 | 906 | 1025 | 1027 | 1027 |