Hydraulic bolt tensioners

Since more than 25 years, our partner Tentec design, manufacture and market bolt tightening equipment. Tentec are an innovative manufacturer of hydraulic bolt tensioners with a high level of focus on quality and safety

First Bolting offers hydraulic bolt tensioners.

Stretching the bolt to an accurate load has advantages in certain applications.

First Bolting offers standard tensioner, wind turbine tensioners and subsea tensioners.

An exhaustive and reliable offer

Each tool consists of one load cell, bridge, puller and socket. Extra bridges, pullers and sockets can be purchased to adapt the load cell to fit other bolt sizes. The tools are assembled, filled with oil, pressure tested and delivered with a test certificate.

Special hydraulic bolt tensioners solutions on demand

We can provide specially designed bolt tightening solutions.

If the standard ranges are not suitable, contact us and we will design a special tensioner solution normally within days of your enquiry and provide a fully detailed proposal drawing and quotation.