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English Translations » 历史存档[信息] » What is the difference between flange RTJ and LRF?

What is the difference between flange RTJ and LRF?

2016-12-28View Original

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Is RTJ the sealing surface and LRF the other?
Reply #22016-12-28
This post was last edited by Lantian on 2016-12-29 08:31. L refers to the lengthwise diameter (LWN), RF denotes the sealing surface (convex surface), and RTJ stands for the ring joint surface.
Reply #32016-12-28
Take a look at GB/T 9112-2010: Types and parameters of steel pipe flanges
Reply #42016-12-29
At first I didn’t understand either, but after reading the answers above I figured out what it meant; I also learned it*

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Translated at 2026-07-20 21:56:41

Original: https://bbs.hcbbs.com/thread-1656828-1-1.html

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