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As far as I know the NPPA never had 3.4 piping and Steel piping is 2", 2 1/2" 5", 6" ,7" and 8" Although 7" is now very rare

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17y ago

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What is the Alaskan Pipline?

The Alaskan oil pipeline is a 48" pipe that runs 800 miles from the Alaskan North Slope (where the oil is removed from the ground) to Valdez (where it can be loaded on ships year around because the bay at Valdez doesn't freeze over in winter).


How much money does a pipe fitter make in a year?

Depends what pipe fitter. Also depends how busy he/she is how many people he/she has working working for them. and what type of pipes they fit too.


Which came first the X42 pipe or the X52 pipe and what year?

The X42 pipe came first, introduced in the early 1970s, while the X52 pipe was developed later, in the late 1980s. The X42 designation corresponds to a lower yield strength compared to X52, which has a higher yield strength requirement. These designations are part of the American Petroleum Institute (API) specifications for line pipes used in the oil and gas industry.


What year was X52 pipe first used?

The X52 pipe, which refers to a specific grade of steel pipe used in the oil and gas industry, was first introduced in the early 2000s. It is part of the API 5L specification, which has been evolving since its inception in the 1920s. The grade X52 is known for its higher strength compared to earlier grades, making it suitable for high-pressure applications.


What year was cpvc pipe made?

CPVC (Chlorinated Polyvinyl Chloride) pipe was developed in the 1950s. It was first introduced to the market in 1960, providing a durable and heat-resistant alternative to traditional PVC pipes. CPVC gained popularity for its applications in hot and cold water plumbing systems.

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The average salary for a pipe fitter is $51,830 per year. Journeyman pipe fitters can make more up to $40.52 an hour which equates to $84,000 per year.


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