Standards 37: Steel Pipes Dimensions – ANSI Schedule 40
Steel Pipes Dimensions – ANSI Schedule 40 Internal and external diameters, areas, weights, volumes and number of threads for schedule 40 steel pipes.
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Standards 38: Steel Tubes according BS 1387
Steel Tubes according BS 1387 Dimensions and weights of steel tubes according BSi – BS 1387:1985Specification for screwed and socketed steel tubes and tubulars and for plain end steel tubes suitable for welding or for screwing to BS 21 pipe threads Dimensions and weight of steel tubes according the British Standard – BS 1387:1985 “Specification…
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Standards 40: European Committee for Standardization CEN/TC 69 – Published standards
European Committee for Standardization CEN/TC 69 – Published standards http://www.cen.eu/CEN/Sectors/TechnicalCommitteesWorkshops/CENTechnicalCommittees/Pages/Standards.aspx?param=6052&title=CEN%2FTC+69 Standard referenceTitleCitation in OJDirective CEN/TS 13547:2006 Industrial valves – Copper alloy ball valves No 97/23/EC EN 1074-1:2000 Valves for water supply – Fitness for purpose requirements and appropriate verification tests – Part 1: General requirements No 93/38/EEC EN 1074-2:2000 Valves for water supply –…
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Gaskets & Bolts
Section – 6E: Gaskets & Bolts A gasket forms the seal necessary between flange connections to prevent leaks; There are different types of gaskets. Introduction Now that we have covered the different types of flanges, let’s briefly cover the subject of gaskets and bolts. We shall only cover what a piper is required to know.We…
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The Problem with Piping “Lift-off”
Contemporary commercial piping analysis programs deal differently with the problem of apparent lift-off of an operating pipe at a rod hanger or a one-way vertical support, such as a pipe on a support rack.
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Variable spring supports Vs. Constant spring supports
What is the difference between a variable & a constant spring support?
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PFD’s
What is a Process Flow Diagram – PFD. A short definition. A Process Flow Diagram – PFD, is a schematic illustration of the system.
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P&ID’s
What is a Piping and Instrumentation Diagram – P&ID?
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Puddle Flanges
Where pipes pass through external walls, in basement areas, a puddle flange may be required. Location which may be below the water table or in areas liable to flooding or in areas which may need to be sealed against methane gas coming from made up ground etc.
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MTOs, BOMs & BOQs
MTO, BOM & BOQ – What’s the difference, and when are they used? What does this mean in terms of Piping Design, and what does it mean to the piping designer?