classification
add：no.93 xianle road, zhujing town, jinshan district, shanghai
these low-temperature stopping valves are mainly used in pipeline systems with low-temperature and deep cold mediums.featured in its flexible operation and reliable sealing.
nominal pressure:4.0mpa
design temperature:-196℃～ 80℃
applicable medium:lng 、lo2、ln2、lar
connection method:butt welding
| main components name | materials | |
| valve body | zg0cr18ni9 | |
| valve disc | 0cr18ni9 | |
| valve cover | zg0cr18ni9 | |
| valve stem | 0cr18ni9 | |
| hand wheel | y102 | |
| main seal | pctfe | |
| model | main form and the connection size (mm) | |||||||
| h(on） | h(off） | d | d0 | d1 | d2 | b | l | |
| djf-10a | 211.3 | 205.3 | ф65 | ф13 | ф14.5 | ф24 | 6 | 60 |
| djf-15a | 256 | 247 | ф80 | ф15 | фф18.5 | ф29.5 | 6 | 65 |
| djf-20a | 261 | 250 | ф80 | ф20 | ф25.5 | ф36 | 8 | 80 |
| djf-25a | 291 | 277.5 | ф100 | ф25 | ф32.5 | ф43.5 | 8 | 90 |
| djf-32a | 301 | 286.5 | ф100 | ф32 | ф38.5 | ф53 | 8 | 105 |
| djf-40a | 367 | 349.4 | ф125 | ф40 | ф45.5 | ф62 | 8 | 120 |
| djf-50a | 375 | 354 | ф140 | ф50 | ф57.5 | ф72 | 10 | 140 |