vance@163.com +86 574 8735 5790
vance@163.com +86 574 8735 5790
| Main Specification of Vacuum Isolation Pipe | ||||||||||||||
| Size（mm） | DN | DN15 | DN20 | DN25 | DN32 | DN40 | DN50 | DN65 | DN80 | DN100 | DN125 | DN150 | DN200 | DN250 |
| Inner | Ф20 | Ф25 | Ф32 | Ф38 | Ф45 | Ф57 | Ф76 | Ф89 | Ф108 | Ф133 | Ф159 | Ф219 | Ф273 | |
| Outer | Ф89 | Ф89 | Ф89 | Ф108 | Ф108 | Ф114 | Ф140 | Ф159 | Ф180 | Ф273 | Ф245 | Ф325 | Ф406 | |
| Working pressure | ≤20MPa(According to user's requirement） | |||||||||||||
| Design Temperature | -270℃ | |||||||||||||
| Working medium | LO2、LN2、LAr、LH2、LHe、LNG | |||||||||||||
| Material of the pipes | 06Cr19Ni10(Or According to user's requirement） | |||||||||||||
| Pressure of Jacket | ＜0.004Pa | |||||||||||||
| Heat loss rate | ≤0.5-2W/m | |||||||||||||
| Vacuum leakage rate of pipe | ＜2*10-10PaL/S | |||||||||||||
| Inner pipe strength test pressure | According to Working pressure | |||||||||||||
| Air tightness test pressure | According to Working pressure | |||||||||||||
