HEI Standards

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  1. MOST RECENT

    1914871
  2. MOST RECENT

    1894530

    Standards for Closed Feedwater Heaters, 9th Edition (HEI 2622)

    standard by Heat Exchange Institute, 2015.

    Languages: English

    Historical Editions: Standards for Closed Feedwater Heaters, 8th Edition (HEI 110)

    • Redlines
    • 👥MULTI-USER
  3. MOST RECENT

    1881119

    Standards for Shell and Tube Heat Exchangers, 5th Edition (HEI 129)

    standard by Heat Exchange Institute, 2013.

    Languages: English

    • 👥MULTI-USER
  4. HISTORICAL

    1851977
  5. MOST RECENT

    2022981

    Addendum 1 to Standards for Steam Jet Vacuum Systems, 7th Edition

    Amendment by Heat Exchange Institute, 2018.

    Languages: English

    • 👥MULTI-USER
  6. MOST RECENT

    1881117

    Standards for Steam Jet Vacuum Systems, 7th Edition (HEI 125)

    standard by Heat Exchange Institute, 2012.

    Languages: English

    Amendments: Addendum 1 to Standards for Steam Jet Vacuum Systems, 7th Edition

    • 👥MULTI-USER
  7. MOST RECENT

    1936915
  8. MOST RECENT

    1944102

    Standards for Air Cooled Condensers, 2nd Edition (HEI 121)

    standard by Heat Exchange Institute, 2016.

    Languages: English

    Historical Editions: Standards for Air Cooled Condensers, 1st Edition (HEI 121, HEI 3087-2011)

    • Redlines
    • 👥MULTI-USER
  9. MOST RECENT

    1881120

    Standards for Gasketed Plate Heat Exchangers, 1st Edition (HEI 126)

    standard by Heat Exchange Institute, 2014.

    Languages: English

    • 👥MULTI-USER
  10. MOST RECENT

    1944103

    Performance Standards for Liquid Ring Vacuum Pumps and Compressors, 5th Edition (HEI 119)

    standard by Heat Exchange Institute, 2017.

    Languages: English

    Historical Editions: Performance Standards for Liquid Ring Vacuum Pumps, 4th Edition (HEI 119)

    • Redlines
    • 👥MULTI-USER