Xcalcs: Circular flat flanges without hubs: 2.7: loose: w.bolt correction

ASME VIII Div.1 Addenda 11a

2.7

Circular flat flanges without hubs: loose, welded: to internal pressure: gasket laying inside inner edge of bolt holes: with bolt spacing correction

Design pressure: at top:

Design pressure: at location:

Design temperature:

Max.allow.working pressure: at top:

MATERIALS

FLANGE

BOLTS

WALL

Product form:

Allow.stress: at design temperature:

at room temperature:

Elastic modulus: at temperature:

JOINT

Gasket factors:

Bolt diameter: Bolt spacing:

Bolt spacing factor:

Effective bolt cross section area:

Factor:

CALCULATION

OPERATING

GASK.SEATING

Hydrostatic end force: total:

Hydrostatic end force: inside:

Hydrostatic end force: annular:

Gasket compression load:

Minimum bolt load:

Required bolt section:

Result for: Bolt stress:

Design bolt load:

Design flange moment:

Tangential flange stress:

Allowable stress for flange:

Flange rigidity index:

Final result:

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