Blind Flanges
Blind Flanges
(OP)
Can I drill out an ASNI B 16.5 blind flange. Is this acceptable as per B 31.3.
Regards
Merzi
Regards
Merzi
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RE: Blind Flanges
I don't have it handy to look up the paragraph, but I remember it has a table with various sizes of blind and attaching pipe, including the size where you have to go to a hubbed 'reducing flange'.
I assume if its covered in 16.5 its still a listed item and OK by 31.3.