General Questions & Answers

What's the definition of Valve Trim according to API 600?

The removable and replaceable valve internal parts that come in contact with the flow medium are collectively termed as valve trim.

These parts include valve seat(s), disc, glands, spacers, guides, bushings, and internal springs. The valve body, bonnet, packing, et cetera that also come in contact with the flow medium are not considered valve trim.

Detailed Information

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API 600 Valve Trim
The article describes the API 600 Valve Trim in more detail...

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