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Welding
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ServicesOn-site services — Welding
Welding
Technological preparation, tracking and performance of welding and assembly
Services
INTRA services company performs welding works, develops and approves process flow chart for assembly and welding of pressurized pipeline units
TYPES OF WORK
Assembly and welding of units for hot tapping into pressurized pipelines
Welding and assembly works at linear pipeline sections
Welding of sealing surfaces of flange joints
Performance of special welded joints: polythickness joints, tie-in welds, straight inserts
WELDING AND ASSEMBLY WORKS AND INTEGRATED SOLUTIONS TO CUSTOMER’S TASKS
MAY BE COMBINED WITH OTHER TYPES OF SERVICES
PERSONNEL CERTIFICATION BY NATIONAL WELDING CONTROL AGENCY

All employees were certified in accordance with the requirements of RD 03-495-02 for the following group of process equipment of hazardous industrial facilities:

  • field, transmission and process pipelines considering the requirements of STO Gazprom as regards tie-in, welding and inspection of welding joints during construction and repair of gas pipelines
  • equipment of chemical, petrochemical plants, oil refineries and production types subject to risks of fire and explosion working under pressure, as well as furnaces, tanks and process pipelines
  • gas equipment of boilers, process lines and assemblies, as well as pipelines of internal and external gas supply systems
WELDING PROCEDURE QUALIFICATION BY NATIONAL WELDING CONTROL AGENCY

Conclusion Reports and Certificates permitting work performance at facilities of PJSC Gazpom, including the Certificate of National Welding Control Agency (NAKS Certificate) for welding procedure qualification on transmission pipelines.

Upon agreement with the customer, the company can engage in qualification and certification, as well as performance of work at other sites and facilities that require additional certification..
CERTIFICATE OF SELF-REGULATORY ORGANIZATION (SRO CERTIFICATE)

Permission from SRO for performance of welding and assembly.
CERTIFICATION BY STO GAZPROM

Certified technology of work performance on gas pipelines by hot tapping under STO Gazprom 2- 2.3-116-2016 with a range of diameters up to 1,420 mm inclusive and a 100 mm wall thickness in welding area.