MRT-1420

Automatic geometric parameters control system for large diameter pipes

MRT-1420 at Welspun Corp.
Pipe end geometry inspection
Body geometry control
Overall view of the system

Key features

  • Diameter range from 406 to 1524 mm (LDP – Large Diameter Pipes)
  • Measurement of 14 parameters including diameters, ovality, curvature, cut skew, bevel angles and dimensions, wall thickness, weld reinforcement dimensions
  • Accuracy from 0.05 mm
  • Complete digital 3D pipe model
  • Throughput up to 25 pipes per hour
  • Fully automated 24/7 control
  • Full integration with the shop transport and information (SAP) systems
  • Compliance with API Spec 5L and GOST 31447-2012 standards
  • Certified as a measuring instrument in the Russian State Register
  • Qualified by Gazprom, Nord Stream AG (Switzerland), South Stream AG (Switzerland), DNV GL (Norway), Technip (France)

Main specifications

ParameterValue
Pipe typesStraight-welded, spiral-welded
Diameter, mmfrom 406 to 1524
Number of measured parameters14
Measurement accuracy, mmfrom ±0.05
Full 3D pipe modelYes
Maximum throughput, pipes per hour25
Operating mode24/7
Integration with the shop transport systemYes
Integration with the shop SAP systemYes

3D model

During the measurement process, a complete digital 3D model of the pipe is created for analysis.

Complete 3D model of the pipe
Example of a 3D model of a spiral welded pipe Ø1220 mm

Certification

The system has passed technical and metrological testing and is registered in the State Register of Measuring Instruments of Rosstandart.

Compliance with the industry standards of companies such as Russian Railways, Transneft, Nord Stream AG (Switzerland), South Stream AG (Turkey), and Welspun Pipes and Plates (Technip project, India) has been confirmed.

Large diameter pipe geometry control systems MRT-1420
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