flange facing and 125 arch
flange facing and 125 arch
(OP)
Dear friends
I supposed falnge facing can be specified by RF,FF or RTJ but in one techincal offer bidder says 125-250 ARCH. Now I am confused by this new term! What is its relation to known catagory for flange facing.
Regards
Masoud
I supposed falnge facing can be specified by RF,FF or RTJ but in one techincal offer bidder says 125-250 ARCH. Now I am confused by this new term! What is its relation to known catagory for flange facing.
Regards
Masoud





RE: flange facing and 125 arch
A specified range of min and max surface finish is a requirement to get a good seal between gasket and flange facing.
RE: flange facing and 125 arch
Thank you for reply.Do u mean flange facing and flange finish are different issues? So they shall not be mixed up?
BR
Maoud
best regards
Masoud
RE: flange facing and 125 arch
I recommend you read ASME B16.5 (or any other flange standard you're working to) and make sure you know what you're dealing with.
It'll give you an idea of how the standard works and what's what.