flange design mmcobc 3.3 2010

8/2/2019 Flange Design Mmcobc 3.3 2010

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27-March-2012

ASME BPVC-VIII-1 (2010)

DESIGN OF CIRCULAR STEEL FLAT-FACE FLANGE WITH METAL-TO-METAL CONTACT OUTSIDETHE BOLT CIRCLE - PLAIN LOOSE TYPE FLANGE & B LIND FLANGE WITH SELF-SEALING GASKETREFERENCE DRAWINGS: =DESIGN CONDITIONS:

DESIGN CODE =

[CLASS 3 ASSEMBLY / CATEGORY 3 FLANGE]

DESIGN TEMPERATURE = C

DESIGN PRESSURE P = MPa

NON-REDUCING FLANGE MATERIAL DATA:PLATE MATERIAL =

DESIGN TENSILE STRENGTH @ AMBIENT Sf = MPa SECT II-D T (1A)

DESIGN TENSILE STRENGTH @ DESIGN TEMP. Sf = MPa SECT II-D T (1A)

MODULUS OF ELASTICITY @ OPERATING TEMP. EI = MPa SECT II-D T (TM-1)

BLIND FLANGE MATERIAL DATA:PLATE MATERIAL =

DESIGN TENSILE STRENGTH @ AMBIENT Sf = MPa SECT II-D T (1A)

DESIGN TENSILE STRENGTH @ DESIGN TEMP. Sf = MPa SECT II-D T (1A)

MODULUS OF ELASTICITY @ OPERATING TEMP. EII = MPa SECT II-D T (TM-1)

BOLT/STUD DATA:MATERIAL =

PROOF STRENGTH Fy = MPa

DESIGN TENSILE STRENGTH @ AMBIENT Sa = MPa SECT II-D T (3)

DESIGN TENSILE STRENGTH @ DESIGN TEMP. Sb = MPa SECT II-D T (3)

MODULUS OF ELASTICITY @ OPERATING TEMP. E = MPa SECT II-D T (TM-1)

NOMINAL DIAMETER db = mm

AREA Ab/n = mmNO. OF THREADED ENDS (BOLT = 1 STUD = 2) =

FLANGE DIMENSIONS (REFER FIG. Y-3.2 FOR NOTATION):PIPE OUTSIDE DIAMETER = mm

OUTSIDE DIAMETER A = mm F (Y-3.2)

INSIDE DIAMETER B = mm F (Y-3.2)

BOLT CIRCLE DIAMETER C = mm F (Y-3.2)

NO. OF BOLTS n = C (Y.3(a))

BOLT HOLE DIAMETER D = mm F (Y-3.2)

OUTSIDE DIAMETER OF SPACER (=A, IF NONE) = mm

GASKET DATA:MATERIAL =

DIAMETER = mm

GASKET FACTOR m = T (2-5.1)

MIN DESIGN SEATING STRESS y = MPa T (2-5.1)

OUTSIDE DIAMETER = mm

INSIDE DIAMETER = mm

DIA. @ LOCATION OF GASKET LOAD REACTION G = 0.0 mm F (Y-3.2)

BOLT-FORCES / MOMENT ARMS (REFER FIG. Y-3.2 FOR NOTATION):HYDROSTATIC END-FORCE H = 0 N C (Y.3(a))

H'STATIC END FORCE ON AREA I/S OF FLANGE HD = 0 N C (Y.3(a))

GASKET LOAD HG = 0 N C (Y.3(a))

HYDROSTATIC END FORCE HT = 0 N C (Y.3(a))

MOMENT ARM hD = 0.0 mm T (2.6)

MOMENT ARM hG = 0.0 mm T (2.6)MOMENT ARM hT = 0.0 mm T (2.6)

FLANGE MOMENTS:MOMENT MD = 0 N.mm C (Y.3(a))

MOMENT MG = 0 N.mm C (Y.3(a))

MOMENT MT = 0 N.mm C (Y.3(a))

MOMENT MP= 0 N.mm C (Y.3(a))

ASME BPVC SECT. VIII - DIV. 1 [2010]

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SUGGESTED TRIAL VALUES:B1 = 0.0 C Y.3(a)

FLANGE THICKNESS ta = #DIV/0! mm E (39)

FLANGE THICKNESS tb = #DIV/0! mm E (40)

FLANGE THICKNESS tc = #DIV/0! mm C Y.9(b))

BOLT AREA Ab' = #DIV/0! mm E (42)

SUGGESTED TRIAL FLANGE THICKNESS tI = #DIV/0! mm T (Y-9.1)

SUGGESTED TRIAL BLIND FLANGE THICKNESS tII = #DIV/0! mm T (Y-9.1)

SUGGESTED TOTAL AREA OF BOLTS Ab = #DIV/0! mm T (Y-9.1)

SUGGESTED AREA OF BOLT Ab/n = #DIV/0! mm T (Y-9.1)

RADIAL DIST. FROM B.C.D. TO BEARING CIRCLE hC = 0 mm C Y-4(a)(2)

SELECTED VALUES:SELECTED FLANGE THICKNESS tI = mm

SELECTED BLIND FLANGE THICKNESS tII = mm

SELECTED AREA OF BOLT Ab/n = 0 mm

RADIAL DIST. FROM B.C.D. TO BEARING CIRCLE hC = mmhCmax = 0 mm C (Y.3(a))

THICKNESS OF WASHERS, ETC = mm

MISCELLANEOUS CALCULATIONS:SHAPE FACTOR a = #DIV/0! C (Y.3(a))

SHAPE FACTOR = #DIV/0! C (Y.3(a))

BOLT HOLE ASPECT RATIO AR = #DIV/0! C (Y.3(a))

rB = #DIV/0! C (Y.3(a))

Jp = #DIV/0! C (Y.3(a))

Js = #DIV/0! C (Y.3(a))

CALCULATED STRAIN LENGTH OF BOLT l = 0.0 mm C (Y.3(a))

ELASTICITY FACTOR rEI = #DIV/0! C (Y.3(a))

FACTOR C1 = #DIV/0! E (1)

FACTOR C2 = #DIV/0! E (2)

FACTOR C3 = 0 C (Y.3(a))

FACTOR C4 = 0 C (Y.3(a))

FI' = 0 E (6c)

RIGID BODY ROTATION OF FLANGES TIMES E*:FACTOR EI* = 0 C (Y.3(a))

FACTOR EII* = 0 C (Y.3(a))

FACTOR X = #DIV/0! C (Y.3(a))

EI*.rbI = #DIV/0! E (17)

EII*.rbII = #DIV/0! E (18)

TOTAL FLANGE MOMENT AT DIAMETER B 1:MSI = #DIV/0! N.mm E (19)

MSII = #DIV/0! N.mm E (20)

UNBALANCED FLANGE MOMENT AT DIAMETER B 1:MuI = #DIV/0! N.mm E (21)

MuII = #DIV/0! N.mm E (22)

BALANCED FLANGE MOMENT AT DIAMETER B 1:MbI = #DIV/0! N.mm E (23)

MbII = #DIV/0! N.mm E (24)

SLOPE OF FLANGE AT DIAMETER B 1 TIMES E:FLANGE I: EIBI = #DIV/0! MPa.rad E (25)

SLOPE BI = #DIV/0! rad

= #DIV/0! deg

FLANGE II: EIIBII = #DIV/0! MPa.rad E (26)

SLOPE BII = #DIV/0! rad

= #DIV/0! deg



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CONTACT FORCE BETWEEN FLANGES AT hC:HC = #DIV/0! N E (27)

BOLT LOAD AT OPERATING CONDITIONS:Wm1 = #DIV/0! N E (28)

BOLT AREAS:REQUIRED BOLT-AREA Am = #DIV/0! mm2 C (Y-4(b))

TOTAL BOLT-AREA Ab = 0 mm2

OPERATING BOLT STRESS:b = #DIV/0! MPa E (29)

DESIGN PRESTRESS IN BOLTS:Si = #DIV/0! MPa E (30)

% OF BOLT PROOF STRESS = #DIV/0! %

TYPE OF LUBRICANT =

NUT FACTOR (TORQUE CO-EFFICIENT) =

BOLT PRELOAD = #DIV/0! kNBOLT TORQUE = #DIV/0! N.m

RADIAL STRESS IN FLANGE I AT BOLT CIRCLE:SRI = #DIV/0! MPa E (31)

RADIAL STRESS IN FLANGE I AT INSIDE DIAMETER:SRI = 0.0 MPa E (32c)

TANGENTIAL STRESS IN FLANGE I AT INSIDE DIAMETER:STI = #DIV/0! MPa E (33c)

LONGITUDINAL HUB STRESS IN FLANGE I :SHI = 0.0 MPa E (34c)

RADIAL STRESS IN FLANGE II AT BOLT CIRCLE:SRII = #DIV/0! MPa E (35)

RADIAL STRESS IN FLANGE II AT DIAMETER B 1:SRII = #DIV/0! MPa E (36)

TANGENTIAL STRESS IN FLANGE II AT DIAMETER B 1:STII = #DIV/0! MPa E (37)

RADIAL & TANGENTIAL STRESS AT CENTRE OF FLANGE II:SRII = STII = #DIV/0! MPa E (38)

ALLOWABLE FL ANGE DESIGN STRESSES:BOLTS:

Sb = 0.0 MPa C (Y-7(a))

FLANGE I:

SR = 0.0 MPa C (Y-7(c))

ST = 0.0 MPa C (Y-7(d))

FLANGE II:

SR = 0.0 MPa C (Y-7(c))

ST = 0.0 MPa C (Y-7(d))

DESIGN SUMMARY:FLANGE I STRESSES Sact/Sall = #DIV/0!

FLANGE II STRESSES Sact/Sall = #DIV/0!

BOLT STRESS sb/Sb = #DIV/0!


flange design mmcobc 3.3 2010

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