Bolt tensioners specially designed for bolt tightening applications in the wind power generation industry.
A bolt tensioner specially designed for blade/tower bolt applications. With a two-stage cylinder that operates at a maximum of 1500 bar, it allows for a small outer diameter, making it possible to meet the requirements of almost any application. This long-life model uses ultra-high-strength steel and features the most reliable state-of-the-art gear rotation system on the market. It is equipped with a positive stop function to prevent over-stroking and a safety flight prevention feature certified by SGS in case the puller is damaged.
Inquire About This Product
basic information
【Specifications】 Model Number: GR20 LD Stud Size: M20 Maximum Pressure: 1500 bar Tool Load Capacity: 196 kN Pressure Area: 1309.65 mm² Effective Outer Diameter: 57 mm Tool Height: 149 mm Maximum Stroke: 7 mm Stud Protrusion Length on Flange (mm) (W) Minimum 41 / Maximum 45 Total Tool Weight: 3.5 kg *For more details, please refer to the PDF document or feel free to contact us.
Price range
Delivery Time
Applications/Examples of results
For more details, please refer to the PDF document or feel free to contact us.
catalog（1）
Download All Catalogs
Company information
We aim to be a company that contributes to the prosperity of society by boldly challenging social changes, continuously innovating at each moment to provide the highest quality, and thereby achieving the prosperity of the company and a rich life for our employees.