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  1. MarGwy

    HDPE pipe used in Combined Cycle Power Plants

    Modern AWWA C200 steel pipe can have a cement mortar lining per AWWA C205, an epoxy lining per AWWA C210, or a polyurethane lining per AWWA C222. I have seen all specified for combined cycle buried cooling water systems; aboveground risers are not typically cement mortar lined. Reference AWWA...
  2. MarGwy

    HDPE pipe used in Combined Cycle Power Plants

    My company receives RFPs, reviews engineering specifications, and supplies large-diameter cooling water piping for combined cycle plants. I have not seen HDPE specified for any of the combined cycle plants that we are aware of. The thermal expansion/contraction issue is likely a concern and the...
  3. MarGwy

    Can i use HDPE pipes instead of carbon steel pipes for firefighting ?

    Another choice to consider for a metallic pipe product with corrosion-resistant properties would be ductile iron, available in 4"-64" diameters and flanged/grooved joints. In addition to its high carbon content and protective mill scale layer, all fabricated ductile iron pipe is made with a...
  4. MarGwy

    Zick's analysis on steel penstock?

    Another good reference book is ASCE Manuals and Reports on Engineering Practice No. 79 (ASCE MOP 79), Second Edition, 2012.
  5. MarGwy

    Large Diameter Steel Plant Main and Fittings

    tonyfahres, AMERICAN manufactures 24"-144" diameter spiral-welded carbon steel pipe per AWWA C200. www.american-usa.com
  6. MarGwy

    system against floating pipe

    Carmoch, Are your pipes 100 inches in diameter or 100 inches apart from one another? Where is your project located (country/state)?
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