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How to Calculate Blind Flange Thickness With Opening 1

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mechyp

Mechanical
Jan 12, 2013
30
IT
Dear All

any clause for Calculating Blind Flange Thickness with opening grater than 1/half of flange OD(flat head

this Bolting joint as per UG-34(j)

Blind flange 20" (As Per B16.5)
Nozzle OD 438
Thickness 37 Thk min

as per UG-39(C)(1) i have to go Appendix 14 but scope of Appendix-14 is
The shell-to-flat head
Joint shall be either integral, as shown in Fig. UG-34
sketches (a), (b-1), (b-2), (d), and (g), or a butt weld, or a
full penetration corner weld .
.
my joint configuration as per UG-34(J)
 
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Hold the BC and OD of the flange along with gasket surface and adjust the ID of flange calculation in App. 2 accordingly to match your requirements.
 
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