flensc

SHM / PIPING acc.to prEN 13445
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Example of Calculation ...

Calculation of Flange (alternative method)

Alternative CALCULATION of FLANGE acc.to prEN13445
and NEN-EN 1591 REV.SHM/01/2020

This Method is defined for the design of circular, bolted,
gasketed, flanged joints. Its purpose is to ensure structural
integrity and appropriate control of leakage.

Kind of FLANGE

Select Flange

Calculation of Flange (alternative method)

Alternative CALCULATION of FLANGE acc.to prEN13445
and NEN-EN 1591 REV.SHM/01/2020

INPUT 101 DEVICE NUMBER : Plant WEST III/VI-23 t 102 PART : Main pipe 401/3 103 PROJECT NUMBER : New part conical 104 CALCULATED BY : shm test grapg.intere ABC 105 DESIGN PRESSURE P : 8,00 [MPa] 106 TEST PRESSURE Pt : 11,00 [MPa] 107 DESIGN TEMPERAT. T : 125,4 [Degr.] 108 Kind of FLANGE ( 1-9) : 1, [-] 111 INSIDE DIAMETER FLANGE d0 : 486,00 [mm] 112 Average DIAMETER d1(E): 496,50 [mm] 113 Average DIAMETER d2 : 556,00 [mm] 114 BOLT CIRCLE DIAMETER d3 : 680,00 [mm] 115 OUTSIDE FLANGE DIAMETER d4 : 730,00 [mm] 116 BOLT HOLE DIAMETER d5(t): 26,00 [mm] 117 INSIDE DIAM.LOOSE RING d6 : 0,00 [mm] 118 OUTSIDE DIAM.LOOSE RING d8 : 0,00 [mm] 119 WIDTH LOSSE FL.RING b0 : 0,00 [mm] 120 Average DIAMET.FLAT CLOS.dx : 0,00 [mm] 121 WALL THICK.FLAT CLOSURE e0 : 0,00 [mm] 122 WALL THICK.acc.to DRAW. e1(s): 10,50 [mm] 123 WALL THICK.acc.to DRAW. e2 : 60,50 [mm] 124 (PART) WALL THICK.FLANGE eP : 85,00 [mm] 125 WALL THICK.FLANGE eF : 85,00 [mm] 126 (PART) WALL THICK.FLANGE eQ : 0,00 [mm] 127 WALL THICK.LOOSE RING eL : 0,00 [mm] 128 WALL THICK.acc.to DRAW. eX : 0,00 [mm] 129 LENGTH of HUB lH : 135,00 [mm] 130 ANGLE RADIAL INCLINATION PhieS: 0,00 [Gr.] 131 EXTERNAL FORCE Operat. FA : 0,00 [N] 132 EXTERNAL MOMENT Operat. MA : 0,0 [Nmm] 133 EXTERNAL FORCE Test FT : 0,00 [N] 134 EXTERNAL MOMENT Test MT : 0,0 [Nmm] Date : 02-01-2020 Page : 1 of : 5-------------------------------------------------------------------------------------------------------------------------------

Calculation of Flange (alternative method)

Alternative CALCULATION of FLANGE acc.to prEN13445
and NEN-EN 1591 REV.SHM/01/2020

*********************************************************** * SOFTWARE HOUSE MEMORY b.v. REKENPAKKET/PIPING * * REV. SHM / ** CEN **/ BEREKENING NO: * *********************************************************** CALCULATION of FLANGE acc.to prEN13445 Alternat and NEN-EN 1591 REV.SHM/01/2020 141 MATERIAL FLANGE : 40CRMOV47V/DIN17240 142 MATERIAL ( loose ) RING : 143 MATERIAL GASKET : 144 MATERIAL BOLTS : 40CRMOV47V/DIN17240 145 Thermal EXPANS.COEF.FLAN.AlfaF: 0,0000114 [1/K] 146 Thermal EXPANS.COEF.RING AlfaL: 0,0000000 [1/K] 147 Thermal EXPANS.COEF.GASK.AlfaG: 0,0000100 [1/K] 148 Thermal EXPANS.COEF.BOLT AlfaB: 0,0000114 [1/K] 149 ELAST.MODULUS 20Deg.FLAN.EF : 192000,0 [N/mm2] 150 ELAST.MODULUS 20Deg.RING EL : 0,0 [N/mm2] 151 ELAST.MODULUS 20Deg.GASK.EG : 1000,0 [N/mm2] 152 ELAST.MODULUS 20Deg.BOLT EB : 211000,0 [N/mm2] 153 ELAST.MODULUS Temp. FLAN.EFt : 187125,0 [N/mm2] 154 ELAST.MODULUS Temp. RING ELt : 0,0 [N/mm2] 155 ELAST.MODULUS Temp. GASK.EGt : 1000,0 [N/mm2] 156 ELAST.MODULUS Temp. BOLT EBt : 202000,0 [N/mm2] 157 DESIGN STRESS 20Deg.FLAN.SF : 160,00 [N/mm2] 158 DESIGN STRESS 20Deg.RING SL : 0,00 [N/mm2] 159 Reserv... : 160 DESIGN STRESS 20Deg.BOLT SB : 425,00 [N/mm2] 161 DESIGN STRESS Temp. FLAN.SFt : 144,44 [N/mm2] 162 DESIGN STRESS Temp. RING SLt : 0,00 [N/mm2] 163 Reserv. : 164 DESIGN STRESS Temp. BOLT SBt : 425,00 [N/mm2] 181 NOM.DIAMETER BOLT dB0 : 25,40 [mm] 182 DIAMETER SHAFT dBS : 25,40 [mm] 183 DIAMETER Effect. dBe : 23,50 [mm] 184 LENGTH BOLT lB : 125,00 [mm] 185 LENGTH SHAFT lS : 100,00 [mm] 186 NUMBER BOLTS nB : 34, [-] 187 FRICTION COEFFICIENT MieB : 0,200 [-] 188 SCATTER VALUE COEFFIC. Epsi : 0,100 [-] 201 RADIUS GASKET (b,c,e,f) r2 : 0,00 [mm] 202 GASKET WIDTH ( a,d ) bGt : 25,40 [mm] 203 ANGLE GASKET ( b,c,e,f ) Phie2: 0,00 [Gr.] 204 Theor.DIAMETER GASKET dGt : 556,00 [mm] 205 AXIAL THICK.GASKET eG : 5,00 [mm] 206 MAX.ALLOW.STRESS Qmax : 200,00 [MPa] 207 MIN.ALLOW.STRESS Qmin : 25,00 [MPa] 208 GASKET FACTOR m : 1,600 [-] 209 CREEP-FACTOR fC : 1,000 [-] Date : 02-01-2020 Page : 2 of : 5-------------------------------------------------------------------------------------------------------------------------------

Calculation of Flange (alternative method)

Alternative CALCULATION of FLANGE acc.to prEN13445
and NEN-EN 1591 REV.SHM/01/2020

501 PITCH betw.BOLTS tB : 62,83 [mm] 502 Effect.DIAM.BOLT HOLE d5e : 16,73 [mm] 504 Effect.BOLT-CIRCLE DIAM. d3e : 678,82 [mm] 505 Effect.WIDTH FLANGE bF : 105,27 [mm] 506 Average DIAM.GASKET dF : 608,00 [mm] 506aEffect.CROSS SECTION AREA AF : 10370,00 [mm2] 515 Equival.WALL THICK.CYL. eE : 35,16 [mm] 517 Average DIAMETER dE : 525,91 [mm] 522 LEVER ARM hP : 28,55 [mm] 522aEffect.DIAMETER dGe : 583,02 [mm] 524 LEVER ARM hG : 47,90 [mm] 525 LEVER ARM hH : 76,45 [mm] 526 LEVER ARM hL : 0,00 [mm] 533 COEFFICIENT Gamma: 0,386158 [-] 534 COEFFICIENT Delta: 0,879938 [-] 535 COEFFICIENT Lambd: 0,000000 [-] 536 CORRECTION FACTOR CF : 0,223300 [-] 537 LEVER ARM hS : 33,92 [mm] 538 LEVER ARM hT : 44,47 [mm] 539 LEVER ARM hQ : 36,99 [mm] 540 LEVER ARM hR : -5,09 [mm] 541 COEFFICIENT kQ : 0,850 [-] 542 COEFFICIENT kR : -0,150 [-] 545 FLEXIBIL. FACTOR ZF :0,200531E-05 [1/mm3] 546 FLEXIBIL. FACTOR ZL :0,000000E+00 [1/mm3] 553 Effect.CROSS SECTION BOLT AB : 14747,03 [mm2] 554 FLEXIBIL.FACTOR BOLT XB : 0,008679 [1/mm] 557 GASKET CROSS SECT.Theoret.AGt : 44366,8 [mm2] 558 INIT.GASKET FORCE FG0 : 5472521, [N] 559 Effect.GASKET WIDTH bGe : 25,40 [mm] 560 Effect.GASKET CROSS SECT. AGe : 46522,8 [mm2] 561 LEVER ARM hG0 : 47,90 [mm] 565 FLEXIBIL.FACTOR GASKET XG : 0,000113 [1/mm] Date : 02-01-2020 Page : 3 of : 5-------------------------------------------------------------------------------------------------------------------------------

Calculation of Flange (alternative method)

Alternative CALCULATION of FLANGE acc.to prEN13445
and NEN-EN 1591 REV.SHM/01/2020

Assembly Operat. Test 601 FLUID PRESSURE (Axial) FQ : 0, 2135720, 2936615,[N] 602 AXIAL FORCE EXTERNAL LOAD FR : 0, 0,[N] 603 AXIAL THERMAL EXPANSION U1 : -0,059340 [mm] 605 INVERSE STIFFNESS GASKET YG :0,202063E-06 0,204844E-06 0,202063E-06[mm/N] 606 INVERSE STIFFNESS PRESSUR.YQ : 0,130122E-06 0,126076E-06[mm/N] 607 INVERSE STIFFN.EXTER.LOAD YR : 0,116237E-06 0,112544E-06[mm/N] 608 MIN.GASKET FORCE FG0 : 1163070, 2135720, 2936615,[N] 609 PREVENT LEAKAGE FORCE FG : 2936615, [N] 610 REQ.GASKET FORCE diff. FGdel: 3251606, 4477517,[N] 611 REQ.GASKET FORCE FG0r : 4477517, [N] 612 REQ.BOLT FORCE FB0r : 4477517, [N] 614 Min.BOLT FORCE(Tightening)FB0mi: 4029765, [N] 617 Nomin.BOLT LOAD FB0no: 4975019, [N] 618 Max.BOLT FORCE FB0ma: 5472521, [N] 619 Adjusted MAX.FORCE GASKET FG0 : 5472521, [N] 804 Nomin.MOMENT Mtnom: 891992, [Nmm] 805 Nomin.FORCE BOLTS FB0no: 4975019, [N] 620 REASSEMBL.FORCE FG0d : 4477517, [N] 621 GASKET FORCE REASSEMBL. FG : 2135720, 2936615,[N] 622 BOLTS FORCE REASSEMBL. FB : 4271440, 5873230,[N] 812 FLANGE ROTATION ThetF:0,303926E-02 [rad.] 813 ROTATION RING (LOOSE FL.) ThetL:0,000000E+00 [rad.] 702 Max.LOAD-COEFFICIENT FLAN.Phiem: 1,000000 [-] 703 LOAD-COEFFICIENT BOLTS PhieB: 0,873160 0,681524 0,937095[-] 704 LOAD-COEFFICIENT GASKET PhieG: 0,491815 0,191937 0,263913[-] 705 COEFFICIENT cG : 1,3 [-] 706 LOAD-COEFFICIENT FLANGE PhieF: 0,408769E+00 0,563925E+00[-] 707 COEFFICIENT RESISTANCE WF : 0,500558E+09 0,498901E+09[Nmm] 708 COEFFICIENT WALL THICK. eD : 51,969 [mm] 708aCOEFFICIENT Beta : 5,762 [-] 709 DESIGN STRESS SE : 160,00 [MPa] 710 STRESS COEFFICIENT SigmQ: 0,253 0,348[-] 711 STRESS COEFFICIENT SigmR: 0,000 0,000[-] 712 COEFFICIENT cM : 1,118463 1,087130[-] 713 COEFFICIENT cS : 0,631645 0,571526[-] 716 COEFFICIENT jM : 1,00 1,00[-] 717 COEFFICIENT kM : 1,00 1,00[-] 720 COEFFICIENT RADIAL FORCE Psi : 0,493755 0,363423[-] 721 COEFFICIENT RADIAL FORCE Psiop: 1,000000 1,000000[-] 723 COEFFICIENT RADIAL FORCE Psi0 : -0,138341 -0,171725[-] 722 COEFFICIENT RADIAL FORCE Psima: 0,493755 0,363423[-] 724 COEFFICIENT RADIAL FORCE Psimi: -0,770437 -0,706873[-] Date : 02-01-2020 Page : 4 of : 5-------------------------------------------------------------------------------------------------------------------------------

Calculation of Flange (alternative method)

Alternative CALCULATION of FLANGE acc.to prEN13445
and NEN-EN 1591 REV.SHM/01/2020

TESTS RESULT CALCULAT. ALLOW. ACC.? ROTATION FLANGE ( 812 ) 0,003039 < 0,017000 Yes FLANGE LOAD Operat.Cond.( 706 ) 0,408769 < 1,000000 Yes Test ( 706 ) 0,563925 < 1,000000 Yes fM**2 Operat. ( 712 ) 1,250959 > 0,000000 Yes fM**2 Test ( 712 ) 1,181853 > 0,000000 Yes Operat. ( 721 ) 1,000000 < 1,000000 Yes Test ( 721 ) 1,000000 < 1,000000 Yes Operat. ( 722 ) 0,493755 < 1,000000 Yes Test ( 722 ) 0,363423 < 1,000000 Yes Operat. ( 724 ) -0,770437 > -1,000000 Yes Test ( 724 ) -0,706873 > -1,000000 Yes BOLTS LOAD Assembl.( 703 ) 0,873160 < 1,000000 Yes Operat. ( 703 ) 0,681524 < 1,000000 Yes Test ( 703 ) 0,937095 < 1,000000 Yes GASKET LOAD Assembl.( 704 ) 0,491815 < 1,000000 Yes Operat. ( 704 ) 0,191937 < 1,000000 Yes Test ( 704 ) 0,263913 < 1,000000 Yes Date : 02-01-2020 Page : 5 of : 5