China Type B Manual Tongs (BJ Type B Tongs) /API 7K, Find details about China Drill, Drilling Equipment from Type B Manual Tongs (BJ Type B Tongs) /API 7K
Manual tongs are tools used to drill and unscrew various types of pipe strings and tools during drilling and workover operations. By changing the buckle heads and buckle steps, the requirements of the different sizes of pipe diameters and buckles can be met. Products are designed and manufactured in accordance with API Spec 7K specifications.
Product Parameters
Fastening clamp number | Buckle shoulder | Fastening diameter | Rated torque KN.m | |
in | mm | |||
5a | 1 | 33/8~41/8 | 85.7~104.8 | 55 |
2 | 41/8~51/4 | 104.8~133.3 | 75 | |
5b | 1 | 41/4~51/4 | 107.9~133.3 | |
2 | 5~53/4 | 127~146 | ||
3 | 6~63/4 | 152.4~171.4 | ||
5b1 | 1 | 51/4~53/4 | 133.3~146 | |
2 | 6~65/8 | 152.4~168.3 | ||
3 | 63/4~8 | 171.4~203.2 | 55 | |
5c | 1 | 65/8~73/8 | 168.3~187.3 | 75 |
2 | 73/8~8 | 187.3~203.2 | ||
3 | 81/2~85/8 | 215.9~219 | 55 | |
5d | 1 | 81/2~95/8 | 215.9~244.5 | |
2 | 105/8~103/4 | 269.9~273 | ||
5e | 1 | 113/4 | 298.5 | |
2 | 123/4 | 323.8 | ||
5e1 | 1 | 103/4 | 273 | |
2 | 113/4 | 298.5 | ||
5e3 | 1 | 13~133/8 | 330.2~339.7 |