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High-Pressure Steam & Process Piping

Precision fabrication, stress relieving, and erection of critical high-pressure steam, feed water, and chemical piping systems under ASME B31.1 & B31.3.

High-Pressure Steam & Process Piping

Technical Scope & Methodology

We specialize in the end-to-end design layout, pre-fabrication, and site erection of alloy steel (P11, P22, P91) and carbon steel high-pressure steam pipelines. Our welding specialists follow rigorous WPS/PQR specifications with 100% radiographic, ultrasonic, and dye-penetrant testing.

We integrate motorized valves, steam traps, spring hangers, and thermal insulation packages tailored for power plants, refineries, and heavy processing units.

Standards, Codes & Quality Parameters

P91, P22, P11 Alloy Steel & Carbon Steel pipeline welding
ASME B31.1 (Power Piping) & ASME B31.3 (Process Piping) compliance
Post Weld Heat Treatment (PWHT) with localized induction heating
Computerized pipe stress analysis & hanger alignment
Hydrostatic pressure testing up to 300 Kg/cm²

Proven Turnkey Execution In This Domain

Power & Cogeneration
Erection & Commissioning of 150 TPH AFBC Boiler
Major Captive Power & Sugar Complex
Year: 2024
Oil, Gas & Petrochemical
High-Pressure P91 & P22 Steam Pipeline Network
Petrochemical & Heavy Chemical Refinery
Year: 2023
Thermal Power Plants
Annual Shutdown & Complete Re-tubing of 210 MW Utility Boiler
State Thermal Power Station
Year: 2024

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