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Regarding the machining accuracy of the flange sealing surface

2010-03-01View Original

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Does that expert know whether the flange sealing surface has machining accuracy requirements? I checked HG20592-97 and found that there are no relevant regulations. So how do I put forward requirements for suppliers in engineering procurement? Please help me!
Reply #22010-03-08
Why doesn't anyone help? :'(
Reply #32010-03-08
125~250 Generally speaking, for tongue and groove,

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Translated at 2026-07-26 15:38:36

Original: https://bbs.hcbbs.com/thread-625699-1-1.html

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