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Dibor

Application — Energy

Energy Pipeline Pipes

Energy transmission allows no margin for error. Our EN ISO 3183 pipes carry the line's safety against pressure, corrosion and time.

Energy transmission pipeline being laid across mountainous terrain

Overview

Energy Pipeline Pipes

Oil and gas transmission is the most tightly controlled field of pipe production in terms of operating pressure and safety. Our production under EN ISO 3183 (API 5L equivalent) is recorded end to end — from steel grade and welding parameters to non-destructive examination and mechanical verification.

The weld seam is scanned 100% by an online ultrasonic system during production; every pipe is hydrostatically tested, with radiographic verification applied on critical lines. Mechanical tests are performed in our TÜRKAK-accredited (AB-2154-T) laboratory — and we welcome third-party inspection at every stage.

Technical scope

Standard

EN ISO 3183 / EN 10217-3

Diameter range

Ø219.1 – Ø4064.0 mm

Steel grade

L245 – L415 (B – X60 equivalent)

External coating

3LPE — DIN 30670 / TS EN ISO 21809-1

NDT

100% online UT + hydrostatic + RT verification

Certificate

EN 10204 3.1 — heat-based traceability

The assurance chain in energy projects

100% weld scanning

The entire helical weld seam is monitored ultrasonically during production; suspect zones are marked and re-evaluated at the offline station.

Pressure verification

Every pipe is tested at hydrostatic pressure above the standard's requirement. Test records are matched to pipe numbers and archived.

3LPE corrosion armour

Epoxy + adhesive + polyethylene in three layers: a design life beyond 50 years underground, reducing the cathodic protection load.

Accredited mechanical verification

Tensile, Charpy impact and hardness tests are run in our own TÜRKAK-accredited laboratory; reporting is fast and open to inspection.

Reference works

Including the Hakkari line laid across mountainous terrain, we have delivered high-pressure-class pipe to energy and infrastructure projects. Details on the projects page.

Get a quote for your project, from Ø219 to Ø4064.

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