B31.1无缝和焊接三通自动设计计算

材料Material采用规范pipecode26.760658443200.757.78101.95475.417832421612610557642610521653计算书ContractNo.:SHCL-08PKLSS-JD-2016-019caculationsheetTableNo.:HR-PKLSSGS-JSS-01热压三通tee第1页共2页执行标准Accordingtothestandard：ASMEB31.1DrawingNo.：HR-PKLSSGS-DWG-01设计条件designparameter简图diagram计算压力P/MPaDesignpressure/MPa设计温度T/℃Designtemperature/℃连接管道主管外径DhOutsidediameterofpipe(run)连接管道支管外径DbOutsidediameterofpipe(branchpipe)附加厚度ACorrosionallowance/mm系数yValuesofy设计温度下的许用应力SE/MPaAllowablestressindesigntemp.SE主管最小壁厚TmhTheminimumwallthicknessrun支管最小壁厚TmbTheminimumwallthicknessbranchpipe厚度设计计算designcaculationofthickness经腐蚀的主管内径dr/mmCorrodedinternaldiameterofrun经腐蚀的支管内径db/mmCorrodedinternaldiameterofbranchpipe不包括腐蚀余量的三通主管实际壁厚Th/mmActualthicknessofrunwall,不包括腐蚀余量的三通支管实际壁厚Tb/mmActualthicknessofbranchwall,三通主管外径D/mmOutsidediameterofrunD三通支管外径d/mmoutsidediameterofbranchpiped在离主管外表面上高度ro处挤压翻边出口经腐蚀的厚度T0CorrodedfinishedthicknessofextrudedoutletmeasuredataheightequaltoroabovetheoutsidesurfaceoftherunT0有效补强范围的半宽度（等于dc)r1/mmHalfwidthofreinforcementzone(equaltodc)r1在包含主管轴线和支管轴线的平面内挤压翻边出口外部轮廓线的曲率半径r0/mmAadiusofcurvatureofexternalcontouredportionofoutletmeasuredintheplanecontainingtheaxesoftherunandbranch.******有限公司co.,LTD计算书ContractNo.:SHCL-08PKLSS-JD-2016-019caculationsheetTableNo.:HR-PKLSSGS-JSS-01热压三通tee第1页共2页执行标准Accordingtothestandard：ASMEB31.1DrawingNo.：HR-PKLSSGS-DWG-01******有限公司co.,LTD114822022.005194.008759.070.0013953.07不合格unqualifiedFord/Dgreaterthan0.60,K=1.00Ford/Dgreaterthan0.15andnotexceeding0.60,K=0.6+2⁄3(d/D)Ford/Dequaltoorlessthan0.15,K=0.70有效补强范围的高度L8AltitudeofreinforcementzoneL8有效补强面积A4AreaA4A4=2ro[To−(tb−A)]有效补强面积ReinforcementAreaA1+A2+A4结论conclusionA1+A2+A4＞A7所需的补强面积A7RequiredAreaA7A7=K(tmh−A)d有效补强面积A1AreaA1A1=dc(tn−tmh)有效补强面积A2AreaA2A2=2L8(tb−tmb)材料Material采用规范pipecode26.760658443200.757.78101.9575.41850.0330.081.03620402370计算书ContractNo.:SHCL-08PKLSS-JD-2016-019caculationsheetTableNo.:HR-PKLSSGS-JSS-01三通tee第1页共2页执行标准Accordingtothestandard：ASMEB31.1DrawingNo.：HR-PKLSSGS-DWG-01设计条件designparameter简图diagram计算压力P/MPaDesignpressure/MPa设计温度T/℃Designtemperature/℃主管外径DohOutsidediameterofpipe(run)支管外径DobOutsidediameterofpipe(branchpipe)附加厚度ACorrosionallowance/mm系数yValuesofy设计温度下的许用应力SE/MPaAllowablestressindesigntemp.SE主管最小壁厚tmhTheminimumwallthicknessrun支管最小壁厚tmbTheminimumwallthicknessbranchpipe厚度设计计算designcaculationofthickness主管上经加工的支管开孔中心线的纵向内部尺寸d1/mminsidecenterlinelongitudinaldimensionofthefinishedbranchopeningintherunofthepipe三通实际内径Dih/mmActualinsidediameterofthetee有效补强范围的半宽度d2/mm“halfwidth”ofreinforcingzone=thegreaterofd1or(Tb−A)+(Th−A+d1/2butinnocasemorethanDoh三通主管实际壁厚Th/mmActualthicknessofrunwall,三通支管实际壁厚Tb/mmActualthicknessofbranchwall,三通主管外径Doh/mmOutsidediameterofrunDoh三通支管外径dob/mmoutsidediameterofbranchpiped50905638.06-7386.82-6198.88-13585.70不合格unqualified结论conclusionA1+A2＞A7有效补强面积A1areaA1A1=(2d2−d1)(Th−tmh)有效补强面积A2areaA2A2=2L4(Tb−tmb)/sinα有效补强面积ReinforcementAreaA1+A2主管外壁以外的有效补强范围高度L4/mmaltitudeofreinforcementzoneoutsideofrun,=2.5(Tb-A)+tror2.5(Th−A),choosethesmallerone支管轴线与主管轴线间夹角（度）αanglebetweenaxesofbranchandrun所需的补强面积A7RequiredAreaA7A7=A6(2−sinα)=(tmh−A)d1(2−sinα）1计算书中红色字体是需要输入的数据，蓝色字体不要改动2焊接三通和异径管计算中，有效补强范围的半宽度不能大于主管外径3焊接三通中没有加强圈的形式4焊接三通中没有计算角焊缝的补强面积5三通的取用内径输入时请自己考虑三通的通流面积