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Multi-Stage Hydraulic Bolt Tensioner: Precise Tensioning for High-Torque Applications

A Multi-Stage Hydraulic Bolt Tensioner offers precise, multi-step tensioning for high-torque applications. It ensures uniform load distribution across bolts, improving joint integrity in critical operations. Ideal for heavy machinery, pressure vessels, and flanges, it delivers consistent performance under demanding conditions, enhancing safety and reliability.
Multi Stage Bolt Tensioner
Model No.
Bolt Diameter
Max. Load
kN (ton)
(mm)
(inch)
MST-M30
30 mm
1-1/8''
464 (47.34)
MST-M33
33 mm
1-1/4''
583 (59.38)
MST-M36
36 mm
1-3/8''
677 (68.99)
MST-M39
39 mm
1-1/2''
805 (82.06)
MST-M42
42 mm
1-5/8''
926 (94.33)
MST-M45
45 mm
1-3/4''
1091 (111.12)
MST-M48
48 mm
1-7/8''
1231 (125.03)

A Multi-Stage Hydraulic Bolt Tensioner is an advanced tool designed to apply uniform and controlled tension to large-diameter bolts, making it ideal for heavy-duty applications such as wind turbine foundations, oil & gas, power plants, and industrial structures. Unlike single-stage tensioners, its multi-stage design distributes the load across multiple pistons, allowing for higher force generation in a compact structure. This ensures efficient and precise tensioning of high-strength bolts with reduced manual effort.

Specially engineered for wind turbine foundation bolts, this tensioner enhances the structural integrity of turbines by ensuring even load distribution, preventing bolt loosening, and increasing the reliability of critical joints. Made from high-strength, corrosion-resistant materials, it is built to withstand harsh environments and high-cycle operations. Its compact and lightweight design allows for easy handling and operation in confined spaces, improving efficiency and worker safety. Upgrade your bolting process with our Multi-Stage Hydraulic & Wind Turbine Foundation Bolt Tensioner for superior performance and reliability. Contact us today for expert assistance and product details!

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A Multi-Stage Hydraulic Bolt Tensioner is a precision tool designed to apply uniform and controlled tension to large-diameter bolts. By utilizing multiple pistons, it generates higher force within a compact structure, ensuring even load distribution while reducing manual effort. This enhances joint integrity in high-torque applications, including wind turbines, pressure vessels, and industrial machinery.

The multi-stage design enables greater force generation while maintaining a compact and lightweight form. This results in more efficient tensioning of high-strength bolts, improved safety, minimized bolt relaxation, and enhanced performance in applications that require high precision.

These tensioners are extensively used in industries such as wind energy (for securing wind turbine foundation bolts), oil & gas, power plants, heavy machinery, and shipbuilding. They play a crucial role in industrial applications where accurate bolt tensioning is essential for operational safety and long-term reliability.

By ensuring uniform load distribution across bolts, the Multi-Stage Hydraulic Bolt Tensioner helps prevent loosening, reduces fatigue failure, and strengthens the overall structural integrity of critical joints. This minimizes the risk of mechanical failures and extends the service life of equipment.

Multi-Stage Hydraulic Bolt Tensioners are constructed from high-strength, corrosion-resistant materials such as stainless steel and specialized alloys. These materials ensure durability, resistance to extreme environmental conditions, and long-term reliability, even in high-cycle operations.

Experience in delivering best-quality Boilers, Heat Exchanger Maintenance and pipeline maintenance tools consists of Tube Expander, Tube Rolling Controls, Tube beveling machines and a wide range of other flange management tools and accessories. We thrive to constantly innovate new ways to design and manufacture best quality tools to our clients all over the world.

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+91 70087 53432

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