Manual Tongs Type SDD
Manual Tongs are necessary tools applied to make up and break out pipes. Changing lug jaws and latch steps can adjust different handling sizes of the tongs. They are designed and manufactured according to API Spec 7K Specification for drilling and well servicing equipment.
Main Technical Parameters
No.of Latch Lug jaw | No.of Hinge Pin Hole | Latch Step | Size Range | Rated Torque(kN.m) |
in | mm |
1# | Ⅰ | 1 | 4~5-1/2 | 101.6~139.7 | 135 |
2 | 5-1/2~5-3/4 | 139.7～146 |
Ⅱ | 1 | 5-1/2~6-5/8 | 139.7～168.3 |
2 | 6-1/2~7-1/4 | 165.1～184.2 |
Ⅲ | 1 | 6-5/8~7-5/8 | 168.3～193.7 |
2 | 7-3/4~8-1/2 | 196.9～215.9 |
2# | Ⅰ | 1 | 8-1/2~9 | 215.9～228.6 |
2 | 9-1/2~10-3/4 | 241.3～273 |
Ⅱ | 2 | 10-3/4~12 | 273~304.8 |
3# | Ⅰ | 1 | 12~12-3/4 | 304.8~323.8 | 100 |
Ⅱ | 1 | 13-3/8~14 | 339.7~355.6 |
2 | 15 | 381 |
4# | Ⅱ | 1 | 15-3/4 | 400 | 135 |
5# | Ⅱ | 1 | 16 | 406.4 | 80 |
2 | 17 | 431.8 |
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