Extend spindle for underground pipes or difficult to close the valve valve gear for extended use.
Features:
1.The structure of compact, small size, can effectively transmit torque.
2.The design f rational, assembly and disassembly easy, easy maintenance.
Technical data:
DN(mm) Nominal diameter | 50(2")~ 800(32") |
PN(MPa) Nominal pressure | 1.6 |
(MPa) Extended pressure | 0-10000 |
Dimension

Main dimensions
| DN | K | E | ø2 | L | L1 | S1 | S2 | b | n-ø1 | long |
| mm | inch |
| 50 | 2" | 77 | 57.15 | 12.7 | 0-10000 | 32 | 15 | 15 | 3 | 4-ø6.7 | 16 |
| 65 | 21/2" | 77 | 57.15 | 12.7 | 0-10000 | 32 | 15 | 15 | 3 | 4-ø6.7 | 16 |
| 80 | 3" | 77 | 57.15 | 12.7 | 0-10000 | 32 | 15 | 15 | 3 | 4-ø6.7 | 16 |
| 100 | 4" | 92 | 69.85 | 15.8 | 0-10000 | 32 | 15 | 15 | 5 | 4-ø10.3 | 19 |
| 125 | 5" | 92 | 69.85 | 19.05 | 0-10000 | 32 | 15 | 15 | 5 | 4-ø10.3 | 19 |
| 150 | 6" | 92 | 69.85 | 19.05 | 0-10000 | 32 | 15 | 15 | 5 | 4-ø10.3 | 19 |
| 200 | 8" | 115 | 88.9 | 22.2 | 0-10000 | 45 | 16 | 16 | 5 | 4-ø14.3 | 19 |
| 250 | 10" | 115 | 88.9 | 28.6 | 0-10000 | 45 | 16 | 16 | 8 | 4-ø14.3 | 28 |
| 300 | 12" | 140 | 107.95 | 31.8 | 0-10000 | 45 | 18 | 18 | 8 | 4-ø14.3 | 28 |
| 350 | 14" | 140 | 107.95 | 31.8 | 0-10000 | 45 | 18 | 18 | 8 | 4-ø14.3 | 28 |
| 400 | 16" | 197 | 158.75 | 33.34 | 0-10000 | 51 | 19 | 19 | 10 | 4-ø20.6 | 50 |
| 450 | 18" | 197 | 158.75 | 38 | 0-10000 | 51 | 19 | 19 | 10 | 4-ø20.6 | 50 |
| 500 | 20" | 197 | 158.75 | 41.15 | 0-10000 | 64 | 19 | 19 | 10 | 4-ø20.6 | 50 |
| 600 | 24" | 276 | 215.9 | 50.65 | 0-10000 | 70 | 20 | 20 | 16 | 4-ø22.2 | 63 |
| 700 | 28" | 308 | 254 | 55 | 0-10000 | 66 | 23 | 23 | 16 | 8-ø18 | 63 |
| 800 | 32" | 308 | 254 | 55 | 0-10000 | 66 | 23 | 23 | 16 | 8-ø18 | 63 |