Field Piping & Welding

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Large-Diameter Pipeline & Specialized Site Welding

Precision Welding. Controlled Execution. Code-Compliant Delivery.

CMMS provides specialized piping and field welding solutions for transmission, utility, industrial, marine and process piping systems. Our experienced engineers, supervisors, pipe fitters, qualified welders and QA/QC personnel are equipped to execute demanding works across trenches, chambers, NDRC pits, restricted-access areas and complex project environments.

Our capabilities include large-diameter pipe welding, fit-up and alignment, tie-ins, pipe-to-fitting connections, field modifications and installation support, with capability for piping systems up to 60 in. diameter, subject to project specifications and technical requirements.

All works are executed in accordance with approved drawings, WPS/PQR, ITPs, client specifications and applicable international codes and standards.

Execution & Quality Assurance:

  • Qualified Welding – Approved WPS/PQR, qualified welders and controlled welding practices.
  • Field Fit-Up & Tie-Ins – Joint preparation, alignment, welding and final field connections.
  • Large-Diameter Piping – Transmission, utility and process piping applications up to 60 in.
  • Specialized Site Execution – Trench, chamber, NDRC pit and restricted-access welding works.
  • Inspection & NDT – VT, RT, UT/PAUT, MT/MPI and PT coordination as specified.
  • QA/QC & Traceability – Weld mapping, inspection records, NDT tracking and turnover documentation.
  • HSE Compliance – Execution under approved procedures, risk controls and project-specific HSE requirements

CODES, STANDARDS & CLIENT COMPLIANCE API 1104 • ASME B31.3 • ASME B31.4 • ASME B31.8 • Approved WPS/PQR • Project & Client Specifications

Experienced Team • Qualified Welding • Quality Assurance • Safe & Reliable Execution