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INCH

Mpa

STNHANCHOR FLANGE CLACULATION

CODE : ASME B31.4

PIPE SIZE 16 FLANGE RATING 300

OPERATING CONDITION

INSTALLATION TEMPERATURE 21 MAX. DESIGN PRESSURE 2.39

N

Mpa

Mpa

MAX. OPERATING TEMPERATURE 82 EXTERNAL AXIAL LOAD 0

YOUNG MODULUS AT MINIMUM TEMPERATURE (ASME BVPC SEC. II, PART D) 202000

MEAN COEFFICIENT OF THERMAL EXPANSION (ASME BVPC SEC.II, PART D) :

MIN. OPERATING TEMPERATURE 21 TEST PRESSURE 2.9875

PIPE MATERIAL API 5L Gr. X52 PSL-2

Mpa

Mpa

MpaLONGITUDINAL JOINT EFFICIENCY E 1 ALLOWABLE SHEAR STRESS 162

ANCHOR FLANGE MATERIAL ASTM A105N

MINIMUM YIELD STRESS (FROM ASTM SPECIFICATION) 250

CALCULATION FACTORS

DESIGN FACTORF 0.72 ALLOWABLE STRESS Sf 180

. . . .

Mpa

mm

mm mm

PIPE DATA

PIPE OUTSIDE DIAMETER 406.4 PIPE METAL AREA 11882.03

PIPE WALL THICKNESS 9.53 CORROSION ALLOWANCE 3.2

ANCHOR SUPPORT

MAXIMUM ALLOWABLE BEARING STRESS 4.53

N N

N

kN kN

CALCULATION LOAD AT OP. CONDITION 900 CALCULATION LOAD AT TEST 352.03

ANCHOR FLANGE LOADS

LOAD DUE TO DESIGN PRESSURE 281625.8262 THERMAL LOADS AT MAX. TEMP. 2009268.367

LOAD DUE TO TEST PRESSURE 352032.2827

mm

kN

mm mm

mm mm

mm mmDIAMETER OF HUBH 406.4 HUB THICKNESS AT PIPE 9.5

ANCHOR DIMENSIONS

OUTSIDE DIAMETER A 647.7 HEB LENGTHh 44.5

INSIDE DIAMETERB 387.4 ANCHOR THICKNESS t 55.6

.

MAXIMUM AXIAL LOAD 900 REQUIRED LOAD BEARING AREA 198468.00

mm mm

DIAMETER OF HUB BEVEL X 482.6 HUB THICKNESS AT ANCHOR 47.6

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CALCULATION DIMENSIONS

STNHANCHOR FLANGE CLACULATION

CODE : ASME B31.4

ANCHOR CALCULATION ACCORDING TO ASME BVPC SECTION VIII, DIV. 1 PROCEDURES

CALCULATION IN CORRODED CONDITION

mm mm

mm mm

mm

mm

FLANGE FACTORS

HUB THICKNESS AT ANCHOR g1 47.6

HUB LENGTH h 44.5

INSIDE DIAMETER B 387.4 ANCHOR LOAD CIRCLE DIAMETER 536.2562249

HUB THICKNESS AT PIPE g0 9.5 MOMENT ARM hG 64.92811245

K 1.671915333 0 352883.2406 L

T 1.637057363 U Y 3.951897163 Z

F 0.733470318 V f 4.943000317 e

Xg 5.010526316 Xh

- -

0.733530878

FLANGE MOMENTS

OPERATING CONDITION 58435301.2 TEST CONDITION 22856791.64

. .

4.342734313 2.114019394

0.067378455 0.012090407

Mpa Mpa

Mpa Mpa

Mpa Mpa

RADIAL FLANGE STRESS SR 61.26308708 23.96287155

TANGENTIAL FLANGE STRESS ST 63.31736743 24.7663971

FLANGE STRESSES

OPERATING CONDITION TEST CONDITION

LONGITUDINAL HUB STRESS SH 218.1379013 85.32398149

Mpa 270 Mpa

Mpa 180 Mpa

Mpa 180 Mpa

SRSf 61.26 OK

STSf 63.32 OK

FLANGE STRESSES VERIFICATION AT OPERATING CONDITION

VALUE ALLOWABLE COMPLIANCE

SH1.5*Sf 218.14 OK

Mpa 180 Mpa

Mpa 180 Mpa

Mpa 162 MpaSHEAR STRESS 10.68 OK

FLANGE STRESSES AT TEST CONDITION

VALUE % OF YIELD

(SH+SR)/2Sf 139.70 OK

(SH+ST)/2Sf 140.73 OK

85.32 Mpa 34.13 %

23.96 Mpa 9.59 %

24.77 Mpa 9.91 %

54.64 Mpa 21.86 %

55.05 Mpa 22.02 %

SH

SR

ST

(SH+SR)/2

(SH+ST)/2

. pa .

MpaMAXIMUM BEARING STRESS 10.06

NOTES

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