One Line®
From design to execution, we make it easy
We partner with our customers on innovative solutions, supporting every step of their most complex line pipe projects, from the design phase to execution.
With One Line® Tenaris manages a complete package of services optimizing efficiencies across the project supply chain.
One Line® integrates a unique portfolio of technical, physical, and digital services, significantly reducing the Total Cost of Ownership and giving value to sustainability concepts.
A full array of services
One Line®
Product Sustainability
We help our customers reach their environmental targets, considering the latest material assessment as a basis for our analysis.
Technical Training
Continuous training is part of our culture and our value proposition to customers. We also take our continuous learning culture online, to serve customers everywhere in the world.
Product Development, Material Selection & Qualification
We work with our customers to push the boundaries of material science and mechanical design.
Machining
We offer machining services and subsequent inspection operations, carried out in our mills, relying on high precision CNC machines, trained personnel and TenFit™ for machining simulation.
Double Joints
With a track record of more than 37,000 Double Joints delivered in the last 20 years, we offer Welding Service solutions to meet customers’ needs in every project worldwide.
Coatings
We offer a wide range of coating solutions to fulfill all customers’ needs. From anti-corrosion protection to sophisticated thermal insulation systems (TenCoat™ Marine product family), including also concrete and internal coatings.
Bends
In alliance with strategic, third-party suppliers, we provide hot induction bends for the most critical applications, complying with the most stringent requirements for manufacturing and testing.
Buckle arrestors & special pieces
Tenaris provides Buckle Arrestors and corresponding assemblies with variable lengths from one to 12 meters, along with special pieces.
TenFit™
TenFit™ is our digital solution to provide accurate pipe end measurement & associated services. Pipes are measured through our Laser End Measurement System (LEMS), which uses laser displacement sensors to give a full assessment of each pipe end.
Remote Inspection
For certain inspection activities, Tenaris offers digital inspection services, replacing the physical intervention. Information is provided to the customer on an easy-to-access SharePoint site.
Full Data Pipe Management
A specific set of pipe data from actual production can be promptly provided through our Pipe History System to support customers’ operational decisions and design fine-tuning.
PipeTracer®
With our PipeTracer® digital solution, customers can access products' technical information and specifications, and create digital tallies, eliminating the need for manual measurements and data entry, improving accuracy and simplifying operations.
Related News
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04/09/2026Products & ServicesOne Line®
Tenaris highlights manufacturing excellence at Tube Düsseldorf
Tenaris will be exhibiting at Tube Düsseldorf 2026, a leading trade event for the tube and tube processing industry in Europe, taking place in Germany from April 13 to 17.
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01/28/2026Products & ServicesOne Line®
Tenaris to supply line pipe, OCTG, coating and services for Sakarya - Phase 3 in offshore Turkey
Tenaris has been awarded the supply of line pipe, casing, coating and related services for the third phase of the Sakarya gas field project.
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01/21/2026Products & ServicesOne Line®
TenarisShawcor Marine 5-Layer Syntactic coating reaches record thickness
A new milestone has been achieved by TenarisShawcor coating solutions with the application of 6” thermal insulation on a 6 5/8” pipe.