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  • Users: rave426
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  1. rave426

    Pipe Gate Design - Deflection

    This is a simple project, but I want to have some data to back up my logic. I have not done a calculation like this is years, so I want to make sure I'm correct. I am having to use 2" Schedule 40 piping for a pipe gate and I want to make sure that there wont be too much deflection. Using one...
  2. rave426

    Pipe Gate Design - Deflection and Yield

    This is a simple project, but I want to have some data to back up my logic. I have not done a calculation like this is years, so I want to make sure I'm correct. I am having to use 2" Schedule 40 piping for a pipe gate and I want to make sure that there wont be too much deflection. Using...
  3. rave426

    Buffer Fluid for -215 F Process (Plan 52 Seal Arrangement)

    Hello All, Does anyone have any success with running a certain type of buffer fluid on a Plan 52 (unpressurized tandem seal) @ -215 F? We are running liquid and liquid lower as of now. Yes I know we should be running a gas seal somewhere....we're working on that. The process fluid is Methane...
  4. rave426

    O-ring for cryogenic service (-200F)?

    Hello everyone! This is my first post on this forum and I am looking for a bit of help. I'm working on improving a mechanical seal design for a cryogenic service (methane) pump. The process temp is -200F (Yes i said -200F). For some reason I have not been able to find any sources that...

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