What gasket should be used for the local pressure gauge connection on the oxygen pipeline?
Thread Content
What gasket should be used for the pipe wrapping around the local pressure gauge and the connection port of the pressure gauge in the 5.5MPa oxygen pipeline? Most factories use PTFE gaskets, but their use is not permitted when the pressure standard is 0.6 MPa or higher. What is the reason for this, and why are they still being used on site? Is it the site that’s wrong, or are the standards wrong?
There are metal-clad gaskets, metal gaskets, and so on; if one is responsible for implementing them, it is necessary to do so in accordance with the relevant specifications. What is not one’s responsibility is someone else’s matter. If there is a possibility of self-harm, it should be submitted in writing to a superior, along with appropriate recommendations. For reference.
It is recommended to replace it with a metal wound gasket
I’m referring to the gasket with a threaded connection that is attached to the pressure gauge dial, not the flange-type gasket. The DN15 pipeline type – I’ve never seen gaskets this small