Notícias

After years of accumulation and cooperation with Huadian Corporation, on September 15, 2016, BOLTING obtained an order from old customer, Shanliquan Power Plant under Huadian International, to deliver products such as hydraulic torque stretching machine (hydraulic wrench with front-mounted reaction arm). This the long-term monopoly situation of an American company.

These products will be used to install overhaul generators. This order is a landmark order for BOLTING.

Main functions and technical parameters of the equipment, the hydraulic torque stretching machine must be a front-mounted reaction arm model, meeting the use in small space positions original imported brand from the UK.
The hydraulic torque stretching machine shall be equipped with the function of installing mechanical stretching pads and mechanical stretching nuts.

The material of the torque stretching machine is superalloy, and the bearing strength should reach 300000 PSI (2068Pa). The hydraulic torque stretching machine has multiple protection functions. Once the torque value or operating pressure is too large, the system will automatically depressurize to protect the of the system. Torque accuracy: ±3%; bolt
pre-tightening accuracy: ±10%.

The hydraulic torque stretching machine rotary joint shall meet the requirements of simultaneous and unidirectional free rotation of 360ºX180º, hydraulic pump station shall be equipped with a brushless induction motor, and the motor shall have the function of active shutdown when the temperature exceeds 150 degrees.