V
    VENKATESHWARA
    Engineering
    Services/Welding & Assembly/Pipe & Pipework Welding
    Capability 17

    Pipe & Pipework Welding

    Code-compliant pipe spools and assemblies - ASME B31.3, NPS 1/2" to 24", up to Class 2500, full NDT and hydrotest.

    Technical data

    By the numbers.

    Every figure is a working machine specification, not a catalogue estimate. Our equipment is calibrated quarterly.

    Pipe size range
    ½″ to 24″ NPS (DN15 to DN600)
    Pressure rating
    Up to Class 2500 (ANSI B16.5)
    Weld process
    GTAW (root) / SMAW (fill) or full GTAW
    NDT
    RT, UT, PT, MT per ASME V
    Hydro-test
    1.5× MAWP, witnessed
    Code
    ASME B31.3 / B31.1 / IS 2825 / IBR
    Max spool weight
    5000 kg (crane assisted)
    PWHT furnace size
    3m × 3m × 6m car bottom
    Pipe & Pipework Welding process at our facility
    Quality in action

    See how we deliver precision.

    Our state-of-the-art facility houses the latest equipment operated by certified technicians. Every process is monitored and documented to ensure consistent quality across all production runs.

    ISO 9001:2025 certified
    24/7 quality monitoring
    Certified technicians
    Digital traceability
    Take a virtual tour
    What's included

    Capabilities in detail.

    Isometric drawing and spool numbering from client P&ID
    Material traceability to heat number (EN 10204 3.1)
    WPS / PQR / welder qualification records available
    Full radiography (RT) on all pressure welds
    Hydrostatic and pneumatic testing (up to 1000 bar)
    Flange facing and machining in-house for gasket surfaces
    Materials processed
    Carbon Steel A106 Gr.B / A53Stainless 304/316LDuplex 2205Chrome-Moly P11/P22 (1.25Cr-0.5Mo / 2.25Cr-1Mo)Inconel 625
    Typical applications
    • Process plant piping (chemical, petrochemical)
    • Utility headers (steam, water, air)
    • Chemical plant spools (corrosive service)
    • Offshore structures (topsides piping)
    Need mill certs?

    All materials supplied with EN 10204 3.1 traceability on request.

    Ask our team
    How it works

    Our process, simplified.

    From initial consultation to final delivery, we maintain transparency and quality at every step.

    01

    Consultation

    Requirements gathering & feasibility analysis

    02

    Design

    3D modeling & engineering approval

    03

    Fabrication

    Precision manufacturing & in-process QC

    04

    Delivery

    Final inspection & logistics coordination

    FAQs

    Common questions.

    Can't find your answer? Email our team

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    Start your project

    Ready to discuss your pipe & pipework welding project?

    Send us your drawings or spec sheet. We'll have a quote and schedule back to you within 24 hours.