Instrument Installation Bulk Materials

  • Instrument Installation Bulk Materials

     Chaitanya updated 11 months ago 1 Member · 1 Post
  • Chaitanya

    Member
    July 16, 2020 at 12:55 pm

    The selected compression tube fitting make shall be used throughout the whole installation. The
    compression fittings shall have 2 seal rings (twin ferrules).

    Pressure ratings for compression tubes, tube – and pipe fittings, instrument valves and manifolds shall
    comply with the corresponding process requirements.

    Tubing shall be seamless and shall be in metric sizes.

    Compression tube fitting threads: NPT
    Standard tubing sizes:

    Signal air, impulse tubing, instrument air supply to instruments
    and hydraulic supply (below 413 barg) = 10 x 1.5 mm

    Signal air, impulse tubing, instrument air supply to instruments and hydraulic supply (below 520 barg) = 10 x 2.0 mm

    Instrument air supply = 25 x 1.5 mm

    The Supplier shall use the standard tubing sizes and shall evaluate and advice if other outside
    diameters are required for any reason.

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