Bolt Tensioner

Bolt tensioners are essential tools used in industrial applications for applying accurate and consistent tension to bolts.

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SL-TD Single-Stage Low Profile Tensioner

SL-TD single stage low stretcher series. A broad range of single stage hydraulic bolt tensioners designed for critical fastening applications in wind, steam and gas turbines.Single stage bolt tensioners are ideal for applications that are vertically limit

Description

Types of Single Stage Tensioners
Fixed: made for a specific stud and nut size
Variable: able to accommodate a number of different stud and nut sizes
Large stud: for applications with studs over 6” in diameter
High load and stroke: for applications requiring high bolt loading or an extra long stroke 

Single Stage Tensioners
Hydraulic tensioning is the ideal method for tightening bolted connections. Hydraulic tensioning eliminates inaccuracies and helps achieve correct bolt loading in critical connections. At SOLY, we’ve been building hydraulic tensioners and nuts since 1986. 

Single Stage Bolt Tensioner Options
SOLY provides a wide variety of single stage hydraulic tensioners in both fixed models used with a specific stud size, and variable models that work with a variety of stud sizes.

SL-TD Single-Stage Low Profile Tensioner

 

Description
The SOLY range of bolt tensioners is designed for critical fastening applications in wind turbines, steam turbines and gas turbines
A variety of single and double stage tensioners provide high performance in the tight spaces associated with power generation applications
SOLY Series bolt tensioners are equipped with a variety of performance enhancements such as self-retracting pistons, cycle counters and premium coatings to provide the ultimate in efficiency, durability and ease of use.
Automatic Retracting Piston: Simplifies use and increases speed of operation.
Long-life pullers: for maximum durability.
Long-life seals: for maximum durability and extended service intervals.
Anti-corrosion: Zinc/chrome plating provides first class corrosion resistance.
Interchangeable Bridges: For optimum application fit.
Overstroke Preventer: Mechanically prevents overstroke and extends cylinder life.
Overstroke Indicator: Extends cylinder life by helping to prevent cylinder overstroke.
Optional Counter: Helps indicate when maintenance is required to maximise uptime.
Quick disconnect couplings: for safe, simple hydraulic connections.
Optional 360° Swivel: Provides additional hose positioning flexibility.
Spring-loaded nut engagement: maintains the position of the sleeve on the nut for a faster, easier seating process.
Automatic engagement nut rotation: for fast and accurate nut installation. 

If one of our standard catalog models doesn’t work, we can design a custom tensioner for any fastening application. 

Support Services for SOLY TD Single-Stage Low Profile Tensioner
SOLY places a high emphasis on providing exceptional support services for customers who rely on their products. The SOLY TD Single-Stage Low Profile Tensioner is no exception. The company’s commitment to service excellence ensures that each user benefits from professional assistance, timely maintenance, and support throughout the lifespan of the tool.

1. Expert Installation and Training
Purchasing the SOLY TD Single-Stage Low Profile Tensioner comes with the added benefit of expert installation services and user training. For industries and operators unfamiliar with hydraulic tensioners, SOLY offers comprehensive training programs to ensure that customers can use the equipment safely and efficiently. This training focuses on the proper setup, operation, and safety protocols involved in using the tensioner, ensuring users are well-prepared to incorporate this tool into their workflow.

Benefit: The provided training program ensures that the equipment is used to its full potential, increasing both safety and efficiency, while minimizing the risks associated with improper handling.
2. Ongoing Technical Support
SOLY provides continuous technical support, offering a dedicated helpline for troubleshooting, maintenance queries, and operational advice. Whether it’s clarifying technical specifications or providing step-by-step instructions for specific tasks, the SOLY support team is always ready to assist. The company’s customer service representatives are highly trained, ensuring that every query is handled with expert knowledge and promptness.

Benefit: Ongoing support reduces downtime and helps customers maximize the life and performance of their SOLY TD Single-Stage Low Profile Tensioners. With expert assistance available at any time, customers are assured that any issues can be resolved quickly, allowing operations to continue smoothly.
3. Maintenance and Repair Services
With high-performance tools like the SOLY TD Single-Stage Low Profile Tensioner, maintenance is crucial to ensure long-term reliability. SOLY offers maintenance and repair services tailored to this product, allowing customers to send their tensioners for professional service whenever needed. Regular maintenance ensures that the tensioner stays in peak operating condition, and any potential issues are addressed before they impact performance.

Benefit: Regular maintenance and easy access to repair services guarantee that the tensioner performs optimally, extending its lifespan and reducing the likelihood of unexpected malfunctions.

PARAMETERS

Model Thread
Size
M
Tensile
force
KN
Size(mm) Piston weight
kg
D1 D2 d1 d2 H1 H2 H3 H4 B Area
(cm²)
Stroke
(mm)
SLTD1 M20×2.5 296 97 84 60 35 95 38 130 20 50+d2/2 37 6 2.8
M22×2.5 97 84 60 45 95 42 130 20 50+d2/2 37 2.8
M24×3 97 84 60 45 95 46 130 20 50+d2/2 37 2.8
M27×3 97 84 60 45 95 52 130 20 50+d2/2 37 2.8
SLTD2 M24×3 440 114 98 72 45 108 46 150 26 58+d2/2 55 8 4.2
M27×3 114 98 72 45 108 52 150 26 58+d2/2 55 4.2
M30×3.5 114 98 72 55 108 57 150 26 58+d2/2 55 4.2
M33×3.5 114 98 72 55 108 63 150 26 58+d2/2 55 4.2
SLTD3 M36×4 664 145 122 92 65 142 69 190 46 74+d2/2 83 8 8.1
M39×4 145 122 92 65 142 74 190 46 74+d2/2 83 8.1
M42×4.5 145 122 92 75 142 80 190 46 74+d2/2 83 8.1
M45×5.5 145 122 92 75 142 86 190 46 74+d2/2 83 8.1
SLTD4 M45×4.5 1080 180 155 117 75 200 86 255 75 92+d2/2 135 12 20
M48×5 180 155 117 90 200 92 255 75 92+d2/2 135 20
M52×5 180 155 117 90 200 99 255 75 92+d2/2 135 20
M56×5.5 180 155 117 100 200 107 255 75 92+d2/2 135 20
SLTD5 M60×5.5 1440 250 220 156 100 265 114 340 95 127+d2/2 180 15 48
M64×6 250 220 156 110 265 122 340 95 127+d2/2 180 48
M68×6 250 220 156 110 265 130 340 95 127+d2/2 180 48
M72×6 250 220 156 120 265 137 340 95 127+d2/2 180 48
M76×6 250 220 156 140 265 145 340 95 127+d2/2 180 48
M80×6 250 220 156 140 265 152 340 95 127+d2/2 180 48
SLTD6 M80×6 2000 285 250 194 140 310 152 405 123 145+d2/2 250 15 66
M85×6 285 250 194 160 310 162 405 123 145+d2/2 250 66
M90×6 285 250 194 160 310 171 405 123 145+d2/2 250 66
M95×6 285 250 194 160 310 181 405 123 145+d2/2 250 66
M100×6 285 250 194 175 310 190 405 123 145+d2/2 250 66