Flange_ASME_VIII

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'file:///opt/scribd/conversion/tmp/scratch23168/54 'file:///opt/scribd/conversion/tmp /scratch23168/54173303 173303.xls'#$sheet1 .xls'#$sheet1 -- printed 2011.3.23/7:23 2011.3.23/7:23

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Sheet

Flange Calculation sheet

1/3

Bolted flange connections to ASME VIII, div. 2 Appendix 2 SIX/PETROBRAS Tag No Project METANAÇÃO Job No. OPERAÇÃO Location U-104

Rev.

Date

Made

A

2011.03.23

MP

Check

Appr.

Client

Design Basis Design Code: ASME Boiler & Pressure Vessel Code - section VIII, Division 1, Appendix 2

Units of calculation

Metric Input Data Variable

Flange and Pipe Data

Source of data

Flange facing Nominal Pipe Size

NPD

Pipe Schedule Flange Pressure Rating

ASME B36.10

3.0 ''

ASME B36.10

40S

ASME B16.5

300 #

ASME B36.10

88.9 mm

Pipe wall thickness (Uncorroded)

tn

ASME B36.10

5.5 mm

Length of flange hub

h

ASME B16.5 Modified

41.2 mm

t

ASME B16.5

26.8 mm

PCD

ASME B16.5

168.3 mm

Flange thickness Bolt circle diameter

Gasket

Notes RF

ODpipe

Pipe OD (actual)

Bolts

Input

ASME B16.5

Hub Diameter (Largest)

X

ASME B16.5

117.0 mm

Flange outside diameter

A

ASME B16.5

210.0 mm

ASME B1.1

Imperial

Bolt Size (Specify M-Type , ISO)=

dbolt

ASME B16.5

3/4 in

Number of Bolts=

nbolt

ASME B16.5

8

Bolt Root Area (per bolt)

Abolt

ASME B1.1

194.8 mm²

Bolt Standard

Gasket Type

Spiral wound metal with nonmetallic filler (CS)

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'file:///opt/scribd/conversion/tmp/scratch23168/54173303.xls'#$sh 'file:///opt/scribd/conversion/tmp/scratch 23168/54173303.xls'#$sheet1 eet1 -- printed 2011.3.23/7:23

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2/3

Bolted flange connections to ASME VIII, div. 2 Appendix 2

Calculations Gasket key dimensions Gasket outside diameter

120.7 mm

Basic gasket seating width

b0 = N/2 or w / 8 (RF or RTJ)

Effective gasket seating width

b=b0 for b0 < 1/4" or

b = 0.5(or 2.52 for metric) * (b 0)0.5 for b0 > 1/4"

Table 2-5-2

4.8 mm

Table 2-5-2

4.8 mm

G = mean gasket diameter for b 0 < 1/4"

Gasket load reaction diameter or

G = Gasket OD - 2*b for b0 > 1/4"

111.2 mm

Flange values Thickness of hub at small end

g0 = tn - ca =

Thickness of hub at back of flange

g1 = (X-B)/2 =

19.5 mm

Radial dist. from PCD to large hub diam.

R = (PCD-X)/2 = B (Corroded ID) = OD pipe - 2 * g0 =

25.7 mm

Inside diameter of flange

5.5 mm

77.9 mm

Equivalent Working Pressure using Kellogs Method Resulting Bending Moment

Mres = No external Forces Specified

0 Nmm





file spec.: spec.:

'file:///opt/scribd/conversion/tmp/scratch23168/541 'file:///opt/scribd/conversion/tmp/scratch2 3168/54173303.xls'#$ 73303.xls'#$sheet1 sheet1 -- printed 2011.3.23/7:23 2011.3.23/7:23

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Bolted flange connections to ASME VIII, div. 2 Appendix 2

Calculations

SUMMARY OF STRESSES: Calculated

Allowable

Accept

Operating Longitudinal Hub Stress:

SH=f * m0 / (λ * g12 ) =

#VALUE! 1.5 * Sf oper =

167 N/mm²

#VALUE!

Radial Flange Stress:

SR = β * m0 / (λ * t2 ) =

#VALUE! Sf oper =

111 N/mm²

#VALUE!

Tangential Flange Stress:

ST = m0 * Y / ( t ) - Z * S R =

#VALUE! Sf oper =

111 N/mm²

#VALUE!

Combined Stress:

greater of (S H+SR) / 2 or (S H+ST) / 2 =

Bolt Stress

#VALUE! Sf oper = 81 N/mm² Sb

111 N/mm²

Wm1 / Abolts

#VALUE! OK

2

172 N/mm²

Seating Longitudinal Hub Stress:

SH = f * m G / (λ *g 12 ) =

Radial Flange Stress:

SR =β * m G / ( λ * t 2 ) =

Tangential Flange Stress:

ST = mG * Y / ( t 2 ) - Z * S R =

#VALUE! 1.5 * Sf atm = #VALUE! Sf atm =

207 N/mm² 138 N/mm²

Combined Stress:

greater of (SH+SR) / 2 or (S H+ST) / 2 =

#VALUE! Sf atm = #VALUE! Sf atm =

138 N/mm²

Bolt Stress

Wm2 / Abolts

74 N/mm² Sa

172 N/mm²

138 N/mm²

#VALUE! #VALUE! #VALUE! #VALUE! OK





file spec.:

'file:/// opt/scribd/ conversion/t mp/scratch23168/ 54173303.xls'#$fl angedrawing -- printed 2011.3.23/7:23

Doc No

Sheet

Flange Calculation sheet Bolted flange connections to ASME VIII, div. 2 Appendix 2 Client

Rev.

Date

Made

A

11.03.23

MP

Tag No

Project Job No. Location

Basic Flange Data

#VALUE! ## #

# # Studbolts C/W 2 nuts

#VALUE! #VALUE! #VALUE! #VALUE!

Check





© Mogens Pedersen - al





4/4 Appr.







ll rights reserved





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Doc No

Flange Calculation sheet Bolted flange connections to ASME VIII, div. 2 Appendix 2

Material Stress Data

Sheet

A2





© Mogens Pedersen - all rights reserved















Material grade

Standard

Ref. Table

SMTS

SMYS

100

2 00

300

400

Flan eMat

500

600

650

700

7 50

80 0

85 0

900

950

1000

1 050 10

1 100 11

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Da t e











































































Flange_ASME_VIII

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