Smooth PT bar systems

Smooth PT bar systems

High-performance Post-Tensioning solution

Dextra’s Post Tensioning Bar Systems can be used for a variety of temporary and permanent construction applications.

Typical permanent applications include the connection of girders and piers in segmental bridge construction.

Temporary uses include heavy lifting, pre-loading, stitching and anchoring of steel frame supports.

Dextra PT range is divided in two major type of bars. This page focuses on the PT Bar systems using smooth high performance carbon steel bars with threaded ends, which are prepared to length as per project requirements.


About our post tensioning smooth bar systems

  • Standard range or 20 diameters from M30 (d28mm) to M103 (100mm).
  • 3 standard grades available. 835/1030, 930/1080 and 1050/1200.
  • ISO-metric threads based on ISO 262. Other thread profiles available upon request.
  • Standard accessories include nuts and plates (in swivel or flat configuration), as well as couplers to achieve longer length.
  • Corrosion systems also available by Dextra.


Wide range
Wide range
3 high performance carbon steel grades available in 20 diameters.
Engineering support
Engineering support
For any complex applications, Dextra teams support the drafting of your system
Full Traceability
Full Traceability
Full identification from drawing to individual bar/part labeling.

Benefits of Post Tensioning Smooth bar systems

  • Rolled threads (obtained by cold plastic deformation of the metal between dies) to achieve high fatigue performance.
  • High impact strength performance.
  • High impact resistance.
  • Full range of accessories.
  • Design support from Dextra team.


At every moment of your customer journey, Dextra teams dedicate themselves to the making of smart construction solutions that allow our customers to reach higher productivity and safety level on their construction sites.

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Network & Services

Network - Dextra holds physical stocks on several continents, complemented in each country by the local inventories of our distributors. With this extended network, Dextra make sure our products are always at reach and available in reasonable times.

Delivery - For solutions which required to be customized for each project, Dextra can also go beyond our standard delivery times and offer accelerated delivery schemes. Consult us for more information.

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Manufacturing capabilities

From 3 major industrial sites located in Bangkok (Thailand), Guangzhou (China) and Mumbai (India), Dextra completely owns its manufacturing facilities and processes. This allows us to have complete control over the timing of our operations and the quality of the solutions produced.

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Testing facility

An independently accredited material testing laboratory, accredited to ISO-IEC 17025, is located at Dextra’s main Bangkok factory, allowing the testing of material and products.

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Quality & Certifications

Dextra aims to supply products that exceed the most demanding international technical approvals and it is our goal to create maximum customer satisfaction by complying with our clients’ needs and specified requirements.

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