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  • Users: pWr93
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  1. pWr93

    Need Professional Engineering Safety Approval/Stamp

    I manufactured a pressure vessel that will be used for testing chemical reactions under high pressure (~3000psi). Long story short, I've done my math and believe that this pressure vessel will hold pressures over 3000 psi, even up to 4500 psi but I cannot "certify" my device because I don't have...
  2. pWr93

    Where to do high pressure testing for pipes???

    I'm designing a piping system with a manufacturer and need to test these pipes to 4000 psi. The manufacturers told me I need to get it done by a company that has special certifications. I'm kind of lost here. Does anyone know companies that can provide this service, something I can buy to do the...
  3. pWr93

    Pressure between two SS pipes

    I believe this question is simple but let me know if you need more info. I have two stainless steel 304 pipes, both pipes are concentric so the smaller one is within the larger one. Both are .125" thick. The first cylinder has OD = 4" and the second cylinder has OD = 6". Now, I need to provide...

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