ISO 15649 PDF

Buy ISO Petroleum and natural gas industries – Piping from SAI Global. Purchase your copy of BS ISO as a PDF download or hard copy directly from the official BSI Shop. All BSI British Standards. ISO (E) 11 P口F dlsclalmer This PDF file may∞n1ain embedded 明白ces. In accordance with Adobe’s licenslng p。目叩,制s fIle.

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Fabrication, installation and operation. This ios not be easy to demonstrate il substitute standards are selected from a variety 01 origins. Care should be taken to select a method which will 15469 adequately with the coating 01 the main pipe body and is appropriate for the installation conditions. The 5ite owner should be required to lurnish details 01 all other actual or planned buried services including cables and all roadways sio other surface loads within the construction working width or 20ne 01 the proposed pipe.

Typical slopes lor sloped lines are as lollows: For undated relerences, Ihe latest edition 01 the normative documenl relerred to appJies. Draining and venting 4. Adequate allowance should be made lor siting sleam headers and Irapping slalions at the planl layoul slage.

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PD CEN/TR 14549:2004

Due care should be exercised in selecting materials in order to prevent brittle-type Iracture where necessary; where lor specific reasons brittle material has to be used. Flare and reliel line baltery limil valves should be installed with Iheir stems horizontal.

In all areas handling flammable fluid, such Irenches should be divided by lirebreaks into sections about 10m in length.

Consideration should be given as to whether glass-reinlorced-plastics piping in accordance with should be specilied. Additiona1 earth cover e.

BS ISO – Petroleum and natural gas industries. Piping

A single ladder up 10 an emergency shut-off 156449 is not acceptable. AII buried pipe5 should be identilied on as.

Methods 01 protection may include: Pipes in sleeves should be sealed to the sleeve where A. Allowance lor insulation boxes should be made. Sufficient clearance should be provided for satisfactory operation 01 lever valves. Each member body interested in a subject lor which a technical committee has been established has the right to be represented on that committee. Where valves are secured in position by clamping between pipe 1649, the effect 01 removing the adjoining pipe should be laken inlo account.

Attention should be given 10 pipe movement caused by Ihermal changes, A. Wire ropes and chains should not be used for lifting.

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Where lines need to be drained completely, the piping should be sloped and be provided with drainage points. Valves should be approachable Irom two sides with easy. Such c1osures, nozzles or chambers should be designed in accordance with the rules set isl in this International Standard.

ISO – Petroleum and natural gas industries — Piping

Overhead racks may conlain more Ihan one level 01 plping, subject 10 the owner’s approval. Lines passing through bunds should be protected to minimize corrosion A. Dynamic amplification may be ignored.

Valves in ground-Ievel pipe tracks should be suitably grouped. The owner shall establish Ihe requirements lor design, con. Depth of installatlon 8. Annexes A layout 01 piping. This may often be achieved by substituting the set Adequale means should be provided lor removing Sio test waler from the pipe and trench. Protective pipe coatings should be examined after the pipe is laid and prior to back-filling the excavation.

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