Valve ya usalama ya mtiririko wa nyuma
AHN42F-P25C, AHN42F-P18C
Valve hii imewekwa kwenye bomba la maji taka la pampu ya pampu ya kituo cha gesi ya petroli iliyoyeyushwa, wakati shinikizo la pampu ya mbele inapozidi valve iliyoainishwa, valve itafungua kiatomati na kusababisha urejeshaji salama wa kioevu ili kuhakikisha uendeshaji salama wa valve. vifaa na bomba.
Kipenyo cha majina DN(mm) | Kipimo(mm) | ||||||
D | D1 | D2 | b | Z-Φd | L | H | |
25 | 115 | 85 | 65 | 16 | 4-14 | 160 | 325 |
32 | 140 | 100 | 78 | 16 | 4-18 | 180 | 335 |
40 | 150 | 110 | 85 | 16 | 4-18 | 200 | 236 |
50 | 165 | 125 | 100 | 16 | 4-18 | 230 | 266 |
65 | 185 | 145 | 120 | 20 | 4-18 | 290 | 430 |
80 | 200 | 160 | 135 | 20 | 8-18 | 310 | 490 |
100 | 215 | 180 | 155 | 22 | 8-18 | 350 | 548 |
150 | 280 | 240 | 210 | 24 | 8-23 | 480 | 706 |