GEARENCH ZB1260U PETOL Hydraulic Pump Bench - Manual (Page 11)

11
Operation
The hydraulic pressure gauge is used to indicate the current system pressure in psi. See the
torque-pressure conversion chart below.
WARNING:
Never operate the tong with a pressure higher than required to perform the make up or
break out operation. Operation at excessive pressure may damage the downhole tool
and/or injure personnel.
Torque – Pressure Conversion Chart
PRESSURE - TORQUE CONVERSION
Pressure Torque Pressure Torque
300 360 2300 2730
400 470 2400 2850
500 590 2500 2970
600 710 2600 3090
700 830 2700 3200
800 950 2800 3320
900 1070 2900 3440
1000 1190 3000 3560
1100 1310 3100 3680
1200 1420 3200 3800
1300 1540 3300 3920
1400 1660 3400 4030
1500 1780 3500 4150
1600 1900 3600 4270
1700 2020 3700 4390
1800 2140 3800 4510
1900 2250 3900 4630
2000 2370 4000 4750
2100 2490 4100 4870
2200 2610 4200 4980