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  2. List of abbreviations in oil and gas exploration and production

    en.wikipedia.org/wiki/List_of_abbreviations_in...

    CITHP – closed-in tubing head pressure (tubing head pressure when the well is shut in) CIV – chemical injection valve; CK – choke (a restriction in a flowline or a system, usually referring to a production choke during a test or the choke in the well control system) CL – core log; CLG – core log and graph; CM – choke module

  3. Pipe drift - Wikipedia

    en.wikipedia.org/wiki/Pipe_drift

    Pipe drift is a measure of the roundness or eccentricity of the inside wall of a pipe. "API drift" refers to primary specifications set forth in API Specification 5CT ( ISO 11960), "Specification for Casing and Tubing".

  4. Steel grades - Wikipedia

    en.wikipedia.org/wiki/Steel_grades

    API Tubing and Casing: H40 None None or black band at the manufacturer's option J55 all green. one green band K55 all green two green bands N80-1 all red one red band N80-Q all red + one green band one red band + one green band L80-1 all red + one brown band one red band + one brown band L80-9Cr colorless + two yellow bands

  5. List of welding codes - Wikipedia

    en.wikipedia.org/wiki/List_of_welding_codes

    Sheet metal welding AWS D10.10: Heating practices for pipe and tube AWS D10.11: Root pass welding for pipe AWS D10.12: Pipe welding (mild steel) AWS D10.13: Tube brazing (copper) AWS D10.18: Pipe welding (stainless steel) AWS D11.2: Welding (cast iron) AWS D14.1: Industrial mill crane welding AWS D14.3: Earthmoving & agricultural equipment ...

  6. American Petroleum Institute - Wikipedia

    en.wikipedia.org/wiki/American_Petroleum_Institute

    The American Petroleum Institute (API) is the largest U.S. trade association for the oil and natural gas industry. It claims to represent nearly 600 corporations involved in production , refinement , distribution , and many other aspects of the petroleum industry .

  7. Trump says it could be worth keeping TikTok in US for a ...

    www.aol.com/news/trump-says-could-worth-keeping...

    By Gram Slattery (Reuters) - President-elect Donald Trump indicated on Sunday that he favored allowing TikTok to keep operating in the United States for at least a little while, saying he had ...

  8. Nominal Pipe Size - Wikipedia

    en.wikipedia.org/wiki/Nominal_Pipe_Size

    Nominal Pipe Size (NPS) is a North American set of standard sizes for pipes used for high or low pressures and temperatures. [1] " Nominal" refers to pipe in non-specific terms and identifies the diameter of the hole with a non-dimensional number (for example – 2-inch nominal steel pipe" consists of many varieties of steel pipe with the only criterion being a 2.375-inch (60.3 mm) outside ...

  9. It’s not just Gen X parents in suburbia who are enduring a ...

    www.aol.com/finance/not-just-gen-x-parents...

    Young adults are taking the supercommute into work, a trend that will only likely continue as return-to-office mandates from Amazon, JP Morgan, and others continue.. Molly Hopkins, age 30, has ...