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    <p>Most valves are stamped with the PSI and then WOG after meaning
      Water Oil or Gas...   Not sure of what type of gas...</p>
    <p>Cecil<br>
    </p>
    <div class="moz-cite-prefix">On 9/11/2021 10:42 AM, Brice Adams
      wrote:<br>
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cite="mid:CAA3EZs_2SPKjMnVM1E2hqUd70wOZuxHbrgWb0To0z=OgyWUGMg@mail.gmail.com">
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        <div>Spencer,</div>
        <div>Something tweaked my memory from plumbing the Huber about
          different pressure ratings for steam, air, and fluids with
          schedule 40 and 80 pipe.  The 150 psi may be the steam rating
          and the air rating is 34 to 6 times higher.</div>
        <div>Brice<br>
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      <br>
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        <div dir="ltr" class="gmail_attr">On Sat, Sep 11, 2021 at 8:21
          AM Ken Knierim <<a href="mailto:ken.knierim@gmail.com"
            moz-do-not-send="true">ken.knierim@gmail.com</a>> wrote:<br>
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            <div>Go copper if you're comfortable with sweating it
              together. I did that after trying PVC for awhile. Got some
              AZ sun on the PVC and it blew out a couple times with
              sharp little shards flying around (doesn't survive impact
              damage well). I like the sound of PEX but again, sunlight
              is abundant here. <br>
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            <div>My $0.02<br>
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            <div>Ken in AZ<br>
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            <div dir="ltr" class="gmail_attr">On Fri, Sep 10, 2021 at
              6:43 PM Spencer Yost <<a
                href="mailto:spencer@rdfarms.com" target="_blank"
                moz-do-not-send="true">spencer@rdfarms.com</a>>
              wrote:<br>
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              0.8ex;border-left:1px solid
              rgb(204,204,204);padding-left:1ex">So I’m going to be
              making three new pipe runs from my air compressor. 
              Previously I’ve just relied on hoses since the 50 foot
              hose will reach everywhere in my shop.<br>
              <br>
              It will consist of one long “trunk” run that will be
              nearly 40 feet, and then a few stub runs of anywhere from
              5’ to 15’ <br>
              <br>
              I was thinking about black pipe as that’s what I have used
              before. But I had no idea the common, affordable black
              pipe you find in hardware stores is only good to 150 psi.
              My compressor is two stage and is 175 psi:<br>
              <br>
              3/4-in x 3-ft 150-PSI Black Iron Pipe <a
href="https://www.lowes.com/pd/Southland-Pipe-3-4-in-x-3-ft-150-PSI-Black-Iron-Pipe/3371442"
                rel="noreferrer" target="_blank" moz-do-not-send="true">https://www.lowes.com/pd/Southland-Pipe-3-4-in-x-3-ft-150-PSI-Black-Iron-Pipe/3371442</a><br>
              <br>
              I guess I’m thinking about biting the bullet and going
              copper. I’d like to go with some of those really neat new
              aluminum systems but I could never afford that.<br>
              <br>
              What are y’all think about copper? I know 3/4” copper is
              good to about 1000 psi.   It eliminates  the rust problem
              that eventually befalls all black steel pipe systems;
              which is kind of a plus.  As far as installation, I solder
              better than I cut threads :-)<br>
              <br>
              <br>
              <br>
              Spencer<br>
              <br>
              <br>
              Sent from my iPhone<br>
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