Product description:
The structure of the coupling tight machine is characterized by a large clamping range, the overall high strength, clamping reliable, non-skid, do not hurt the pipe, small teeth marks, qualified to API standards. The tongs, shackle movement of the pneumatic clamping, high degree of automation, automatic transmission, high-speed button, the low-speed torque, qualified to API standards.
Specifications:
HNJG Series Coupling Tight Machine
| Specifications | HNJG180/20 | HNJG230/30 | HNJG-290/30 | HNJG-400/68 | HNJG570/68 |
| Diameter | ¢180 | ¢230 | ¢290 | ¢400 | ¢570 |
| Range of application | ¢60.33-¢140mm oil tube,steel grade J55,N80,P110 (2 3/8"-27/8"-3 1/2"-41/2"-51/2") | ¢48-¢177.8 ( 2"-7") | ¢60-¢244.5 (2"-79") | ¢139.7-¢339.7 (5"-14") | ¢244.5-¢508 ( 9"-20") |
| Min speed of main tong head | 1-7r/min | 1-6r/min | 1-6r/min | 1-8r/min | 1-6r/min |
| Max speed of main tong head | 10-21r/min | 10-21r/min | 10-21r/min | 101-25r/min | 1-21r/min |
| Max torque | In 16 Mpa pressure, max torque is 20 KN.m. can meet screw-on requirements of not thicken tube by API standard | 30KN.m | 30KN.m | 68KN.m | 68KN.m |
| Motor power | 30Kw | 30Kw | 30Kw | 30Kw | 37Kw |
| Control method | PLC+IPC control | PLC+IPC control | PLC+IPC control | PLC+IPC control | PLC+IPC control |
HNJQ Series Coupling Tight Machine
| HNJQ250/75 | HNJQ400/75 | HNJQ470/100 | HNJQ590/200 | |
| Clamping range | 2"-8" | 2"-14" | 2"-16" | 2"-23" |
| Max Shackle torque | 75KN.m.(50000ft.lb) under pressure 16 Mpa | 100KN.m.under pressure 20 Mpa | 200KN.m.under pressure 20 Mpa | |
| Through diameter | ¢250mm | ¢400mm | ¢470mm | ¢590mm |
