what's the difference between pipe, tube and impulse tube.docx

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- Tube is never threaded, because the wall thickness of a tube is too thin to support threads. Always say outside diameter. Tube is used in small-diameter applications. Pipe is thick-walled, show the thickness with schedule. Always say inside diameter. impulse tube is used as the connection between an instrument and a process pipe or vessel. -

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Page 1: What's the difference between pipe, tube and impulse tube.docx

- Tube is never threaded, because the wall thickness of a tube is too thin to support threads. Always say outside diameter. Tube is used in small-diameter applications.

Pipe is thick-walled, show the thickness with schedule. Always say inside diameter.

impulse tube is used as the connection between an instrument and a process pipe or vessel.

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