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Drill Tool Lifting Sub
Drill Tool Lifting Sub
The drilltool lifting sub is the special tools for lifting of the drilltools in petroleum ,natural gas industry and geologic exploration.The drill tool lifting sub is divided into a or b type structure.The a type has 18 degree shoulder,the b type has 90degree shoulder.The lifting sub can be selected according to elevators structure. The integral lifting subs are made of high strength alloy steel. All connections are complied with API standard....
Tzechnical specifications and parameters
No. | Nomi size | ID | External Thread connection | Lifting end | |||||
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Thread type | OD | Bevelled | Tong Space | DB+/-0.1 | Tong Space | ||||
1 | 73 (2 7/8) | 31.8 | NC23 | 79.4 | 76.2 | 250 | 111.1 | 100 | |
2 | 44.5 | NC26(2 3/8) | 88.9 | 82.9 | |||||
3 | 89 (3 1/2) | 54 | NC31(2 7/8) | 104.8 | 100.4 | 127 | |||
4 | 50.8 | NC35 | 120.7 | 114.7 | |||||
5 | 68.3 | NC38(3 1/2) | 127 | 121 | |||||
6 | 127(5) | 71.4 | NC44 | 152.4 | 144.5 | 168.3 | |||
7 | 158.8 | 149.2 | |||||||
8 | 82.6 | NC46 (4" IF) | 158.8 | 150 | |||||
9 | 165.1 | 154.8 | |||||||
10 | 171.5 | 159.5 | |||||||
11 | 127 | 82.6 | NC50(4 1/2"IF) | 177.8 | 164.7 | 250 | 168.3 | 100 | |
12 | 184.2 | 169.5 | |||||||
13 | NC56 | 196.8 | 185.3 | 300 | |||||
203.2 | 190.1 | ||||||||
14 | 6 5/8"REG | 209.6 | 195.7 | ||||||
15 | 95.3 | NC61 | 228.6 | 212.7 | |||||
16 | 7 5/8"REG | 241.3 | 223.8 | ||||||
17 | NC70 | 247.7(9 3/4) | 232.6 | ||||||
18 | 254(10) | 237.3 | |||||||
19 | NC77 | 279.4(11) | 260.7 | ||||||
20 | |||||||||
