Welding, construction and maintenance works
Welding, construction and maintenance works of various difficulty and purpose
Welding coordination
Monitoring of welding and installation works
Welding, construction and maintenance works in following areas:
- Petroleum industry;
- Chemical industry;
- Pharmaceutical industry;
- Cellulose industry;
- Marine industry;
- PET;
- Gas pipelines;
- Nuclear Power;
- Heat Networks;
- Water supply;
Welding, construction and maintenance works of various difficulty and purpose:
- Installation, welding and maintenance of the technological pipeline;
- Construction and welding of structural metal constructions;
- Installation, welding and repair of the containers;
- Welding of aluminium and stainless steel elements;
- Disassembly of obsolete structures and equipment, or their replacement by new;
- Ship hull welding.
Welding coordination:
- Contract evaluation
- Assessment of technical requirements
- Design assessment
- Evaluation of the main materials and subsidiary consumables
- Production planning
- Equipment selection
- Inspection planning
- Organization of the welding process
- Inspection (testing)
- Assessment of the welded joints and dimensions
- Preparation of supplementary documentation
- Other tasks according to EN ISO 14731
Monitoring of welding and installation works:
- Eligibility of sub-contractor qualification;
- Effectiveness of sub-contractor quality system;
- Application of the normative documents;
- Appropriateness of basic and subsidiary materials;
- Storage of basic and subsidiary materials;
- Preparation and storage of the welding materials in the workplace;
- Welder qualification suitability;
- Introductory welder inspection;
- Appropriateness of welding procedures specifications (WPS);
- Protection of welding site against the weather conditions;
- Equipment appropriateness;
- Preparation of the welding elements;
- While-welding inspection;
- Heat input control;
- Visual testing (VT);
- The appropriate post weld heat treatment (PWHT);
- Protection against oxidation during PWHT;
- Non-destructive testing (NDT).