Valv tas-sigurtà tal-fluss lura
AHN42F-P25C, AHN42F-P18C
Dan il-valv huwa mmuntat fuq il-pipeline tal-effluwenza tal-likwidu tal-ħruġ tal-pompa tal-pan tal-istazzjon tal-gass tal-pitrolju likwifikat, meta l-pressjoni tal-pompa ta 'quddiem taqbeż il-valv stipulat, il-valv jinfetaħ awtomatikament u jwassal għal ritorn sikur tal-likwidu sabiex jiżgura t-tħaddim sikur ta' tagħmir u pipelined.
| Dijametru nominali DN (mm) | Dimensjoni (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 |
