Why does Shandong Hanpu make a special electric wrench for bridges?
Shandong Hanpu is a high-tech enterprise integrating R&D, production and sales. It focuses on electric torque wrench, electric torsional shear wrench, axial force torque meter, axial force meter, portable bolt torque detector and other products. Why use it for bridges? The electric wrench is a separate section. Today Vivian will take you to understand it.
In recent years, my country’s modernization cannot be separated from infrastructure construction. Among them, bridge construction is also an important manifestation of a country’s scientific and technological level and comprehensive national strength. Shandong Hanpu bridge special electric wrench has participated in the construction of many bridge projects for many years, such as the domestic Shanghai-Hangzhou-Ningbo Expressway Qiantang River New Bridge Project, Changtai Yangtze River Bridge, Nanjing Dashengguan Yangtze River Bridge, Chenggui High-speed Railway Yibin Jinsha River Bridge, etc. , Bangladesh Padma Bridge railway connection project abroad, Shandong Hanpu is very proud to be honored to participate in it.
For example, the bridge-specific electric wrench PN-7 and TN-12 used for the Padma Bridge in Bangladesh are specially used to fasten large hexagonal high-thin bolts M24. The special bridge wrench developed by Shandong Hanpu is light and flexible, easy to operate, and easy to carry. It also adopts a digital display controller with high torque control accuracy and high precision of gravity. It can also be customized according to your needs.
We have the follows hot models:
| Model | Freq | Voltage | Max Current | Max Power Consumption | Torque Range | Ro Speed (min-1) | Weight (main body) | Protect Class |
Adaptable Bolts Dia |
| PN-3 | 50-60HZ | 230V/115V | 6A/12A | 1300W | 100-300N.m | 24rpm | 4.4KG |
Double Insulation |
M20 intial tihtening |
| TN-5 | 50-61HZ | 230V/115V | 7A/14A | 1650W | 200-500N.m | 15.5rpm | 4.5KG |
Double Insulation |
M20 final tihtening |
| PN-5 | 50-61HZ | 230V/115V | 7A/14A | 1650W | 200-500N.m | 15.5rpm | 4.5KG |
Double Insulation |
M22 intial tihtening |
| TN-7 | 50-61HZ | 230V/115V | 7A/14A | 1650W | 350-700N.m | 15rpm | 4.7KG |
Double Insulation |
M22 final tihtening |
| PN-7 | 50-60HZ | 230V/115V | 6A/12A | 1300W | 300-700N.m | 15rpm | 4.5KG |
Double Insulation |
M24 intial tihtening |
| TN-12 | 50-60HZ | 230V/115V | 8A/16A | 1800W | 500-1200N.m | 9rpm | 5.5KG |
Double Insulation |
M24 final tihtening |
| PN-12 | 50-61HZ | 230V/115V | 7A/14A | 1650W | 500-1200N.m | 12.5rpm | 5.3KG |
Double Insulation |
M27 M30 intial tihtening |
| TN-21 | 50-60HZ | 230V/115V | 8A/16A | 1800W | 900-2100N.m | 6rpm | 6.6KG |
Double Insulation |
M27 M30 final tihtening |
The number of bridges in our country is increasing by tens of thousands every year, and Shandong Hanpu Bridge is also actively developing more suitable electric wrench for bridges. No matter which bridge construction you are participating in, if you use an electric torque wrench, please contact: +86 18653495537

