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Manway flange flatness tolerance

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geesamand

geesamand

Mechanical
Joined
Jun 2, 2006
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For flat face manways (20-36", per API 650) is there a tolerance limit for flatness?

I'm concerned more about used tanks than new but a tolerance for either would be helpful.

Thanks,

David
 
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There will be soon - the API has a working item 650-1017 for this.
 
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Thanks. I will keep an eye out for that.
 
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