CYLINDRICAL SHELL THICKNESS CALCULATION An excellent web based tool for cylindrical shell thickness calculation under internal pressure. It also gives allowable Stress of material at a desired design temperature. This and many other tool for Pressure Vessel Vessel design as per AS! Section VIII "iv. # would be useful for Static !$uipment !ngineer. !ngineer. %ylinder thickness calculation is based on para &'()* of AS! Section VIII "ivision # )+## edition code book. ,here in cylinder thickness due to circumferential stress is given byt P / 01 2)S! 3 +.4P5 where, t %ylinder thickness in corroded condition P "esign pressure 0 %ylinder Inside radius in corroded condition S aximum Allowable Stress at design temperature ! 6oint !7ciency This tool also calculate cylinder thickness on 8" basis as per Appendix #(# of AS! Section VIII "iv. #9 which is t P / 0o12S! : +.;P5 where, 0o %ylinder outside diameter
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An excellent web based tool for !llipsoidal =ead thickness calculation under internal pressure. It also gives allowable Stress of material at a desired design temperature. This and many other tool for Pressure Vessel design as per AS! Section VIII "iv. # would be useful for Static !$uipment !ngineer. !llipsoidal =ead thickness calculation is based on para &'(@)2d5 of AS! Section VIII "ivision # )+## edition code book. ,here in !llipsoidal =ead thickness is given byt P / "12)S! 3 +.)P5 where, t head thickness in corroded condition P "esign pressure " inside diameter of head skirt S aximum Allowable Stress at design temperature ! 6oint !7ciency
This tool also calculate head thickness on 8" basis as per Appendix #(;2c5 of AS! Section VIII "iv. #9 which is t P / "o/>12)S! : )P2>(+.#55 where, "o outside diameter of =ead > a factor for ellipsoidal =ead calculation.
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An excellent web based tool for %one thickness calculation under internal pressure. It also gives allowable Stress of material at a desired design temperature. This and many other tool for Pressure Vessel design as per AS! Section VIII "iv. # would be useful for Static !$uipment !ngineer. %one thickness calculation is based on para &'(@)2g5 of AS! Section VIII "ivision # )+## edition code book. ,here in %one thickness is given byt P / "1)cos2S! 3 +.4P5 where, t %one thickness P "esign pressure " Inside diameter Apex Angle S aximum Allowable Stress at design temperature ! 6oint !7ciency
This tool also calculate head thickness on 8" basis as per Appendix #(;2e5 of AS! Section VIII "iv. #9 which is t P / "o12)cos 2S! : +.;P55 where, "o 8utside diameter of %one
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An excellent web based tool for Torispherical head thickness calculation under internal pressure. It also gives allowable Stress of material at a desired design temperature. This and many other tool for Pressure Vessel design as per AS! Section VIII "iv. # would be useful for Static !$uipment !ngineer. Torispherical head thickness calculation is based on Appendix #(;2d5 2@5 of AS! Section VIII "ivision # )+## edition code book. ,here in Torispherical =ead thickness is given byt P/nuckle 0adius S aximum Allowable Stress at design temperature ! 6oint !7ciency This tool also calculate head thickness on 8" basis as per Appendix #(;2d52;5 of AS! Section VIII "iv. #9 which is t P /
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An excellent web based tool for Clat head thickness calculation under internal pressure. It also gives allowable Stress of material at a desired design temperature. This and
many other tool for Pressure Vessel design as per AS! Section VIII "iv. # would be useful for Static !$uipment !ngineer. Clat head thickness calculation is based on para &'(@;2c52)5 of AS! Section VIII "ivision # )+## edition code book. ,here in Clat =ead thickness is given byt " 2%P1S!5 +.B where, t %one thickness " "iameter % Cactor P "esign pressure S aximum Allowable Stress at design temperature ! 6oint !7ciency
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An excellent web based tool for Spherical head thickness calculation under internal pressure. It also gives allowable Stress of material at a desired design temperature. This and many other tool for Pressure Vessel design as per AS! Section VIII "iv. # would be useful for Static !$uipment !ngineer. Spherical head thickness calculation is based on para &'()*2d5 of AS! Section VIII "ivision # )+## edition code book. ,here in Spherical =ead thickness is given byt P / 012)S! 3 +.)P5 where, t head thickness P "esign pressure 0 Inside 0adius S aximum Allowable Stress at design temperature ! 6oint !7ciency This tool also calculate head thickness on 8" basis as per Appendix #(#2a52)5 of AS! Section VIII "iv. #9 which is t P / 0o12)S! :+.DP5 where, 0o "1) " "iameter
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Cor the Frst time9a real $uick web based calculation tool that would calculate the noGGle neck thickness for pressure vessel designed as per AS! Section VIII "iv.#. This tool perform calculation9meeting to the re$uirements of &'(;B of AS! Hoiler and Pressure Vessel code9Section VIII "iv.# aterial Allowable Stress Values for given material at given design Temperature has been taken from AS! Secation II Part " !dition )+##. Soon this will be updated to edition )+#@. Though a small tool9it has many options to s elect from#. Select dierent type of elements like %ylinder9!lliptical9Torispherical and =emispherical =ead. ).Select !lement "iameter based on inside or outside basis.Cor inside diameter basis it perform cylinder calculation as per &'()* and for outside diameter as per Appendix #(# of AS! section VIII "iv.# @. Cor ?oGGle have the option to calculate based on ?ominal Pipe SiGe or actual pipe diameter.
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This J>(S!%A0 : 2T=> in case head thickness is e$ual to or greater than )B mm1# I?%=5 %onFrm with =ead manufacturer before cutting the blank. !very manufacturer based on forming method have dierent diameter re$uirement. Along with )-# !llipsoidal =ead Hlank "iameter this tool also calculates head volume and blank weight. Select dierent type of metals from drop down for weight calculation. Select CPS unit to calculate diameter in JinchK. %ompare above data between dierent types of heads 2=emispherical and Torispherical5 by selecting from drop down.
Collowing formula has been used for calculating the !llipsoidal head blank diameterFor plate thickne le than !" ## $ %&' inch Hlank "iameter " : 2"1;)5 : 2)/S.C5: 22)1@5 / >r5 For plate thickne e()al or #ore than !" ## $ %&' inch Hlank "iameter " : 2"1;)5 : 2)/S.C5 : 22)1@5 / >r5: thk where, " 8utside "iameter of !llipsoidal =ead S.C. Straight Cace >r +.#*/" >nuckle 0adius thk Thickness of =ead =!A" V8<&! !llipsoidal =ead Volume 2L / "M 51 ); : 2L/ "N / S.C 51 ;
where, L @.#;# " Inside "iameter of !llipsoidal =ead S.C. Straight Cace
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Hlank ,eight 2L / H"N / thk / O 51 ; where, L @.#;# H" Hlank "iameter thk Thickness of =ead O "ensity of aterial
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>(secal small help tool calculates the Torispherical =ead Hlank "iameter. "iameter is re$uired for the fabrication of head from plate. Along with diameter this tool also calculates head blank weight and Volume. Cor weight you have the option to select dierent type of metals. Select CPS unit to calculate diameter in JinchK. This tool also has the option to select dierent type of heads 2)-# !llipsoidal and =emispherical5 thus instantly comparing the data between three dierent type of head. Cor torispherical head the knuckle radius +.4 times the vessel diameter has been considered.
Collowing formula has been used for calculating the torispherical head blank diameterFor plate thickne le than !" ## $ %&' inch Hlank "iameter " : 2"1;)5 : 2)/S.C5: 22)1@5 / >r5 For plate thickne e()al or #ore than !" ## $ %&' inch Hlank "iameter " : 2"1;)5 : 2)/S.C5 : 22)1@5 / >r5: thk where, " 8utside "iameter of Torispherical =ead S.C. Straight Cace >r +.+4/" >nuckle 0adius thk Thickness of =ead =!A" V8<&!
Torispherical =ead Volume 2+.+D;* / "M 5 : 2L / "N / S.C 51 ; where, L @.#;# " Inside "iameter of Torispherical =ead S.C. Straight Cace =!A" H ,!I'=T
Hlank ,eight 2L / H"N / thk / O 51 ; where, L @.#;# H" Hlank "iameter thk Thickness of =ead O "ensity of aterial
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>(secal small help tool calculates the =emispherical =ead Hlank "iameter. "iameter is re$uired for the fabrication of head from plate. Along with diameter this tool also calculates head blank weight and Volume. Cor weight you have the option to select dierent type of metals. Select CPS unit to calculate diameter in JinchK. This tool also has the option to select dierent type of heads 2)-# !llipsoidal and Torispherical5 thus instantly comparing the data between three dierent types of head.
Collowing formula has been used for calculating the hemispherical head blank diameterHlank "iameter 2L / "51) where, L @.#;# " 8utside "iameter of =emispherical =ead =!A" V8<&!
=emispherical =ead Volume 2L / "M 51#) where, L @.#;# " Inside "iameter of =emispherical =ead =!A" H ,!I'=T
Hlank ,eight 2LM / "N / thk / O 51 #4 where, L @.#;# " 8utside "iameter of =emispherical =ead thk Thickness of =ead O "ensity of aterial
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>(secal provide many help tools for the ease of fabrication of Pressure Vessel9 =eat !xchanger and other fabricated e$uipment. Crom many tools that you would Fnd on this portal this tools helps to create development of a %one. This tool also instantly calculates and gives you the volume and Fnished weight of the cone.
Cor weight you have the option to select dierent type of metals. Select CPS unit to get dimension in JinchK.
Collowing formulas have been used for creating development of cone. 0 "hN : +.)B 2" ( d5NQ +.B 1 2" ( d5 ! 0 ( hN : +.)B 2" ( d5NQ +.B Angle "10 / #D+R where, h =eight of cone "
%one Volume +.)4) / h2"N : dN : "d 5 where, h =eight of cone "
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>(secal endeavor is to make design and engineering for static e$uipment engineer an eorts less activity. Cor this many small help tools are being created for the ease in design fabrication of Pressure Vessel9 =eat !xchanger and other fabricated e$uipment. Subect tool calculates the =oriGontal Vessel Partial Volume instantly as you enter the numbers. It calculate the volume both in horiGontal and vertical orientation. It also has the option to select dierent type of heads 2end closure5. The biggest advantage is that it calculate the partial volume of dierent type of formed head in both orientation. &se SI1CPS unit tab to perform calculation in SI or CPS. Note- The li$uid height is from the inside bottom of the head in vertical orientation and from bottom of cylinder in horiGontal orientation.
Collowing formulas have been used to calculate Vessel Partial VolumeA +.+#*B %8S (#2 "() =<51"Q H #(22 "() = <51"5) Q+.B =%PV +.)B"< +.+#*BA"(H2"()=<5 Q %& +ith he#ipherical hea.2 #.B*"="!N 3 #.+B="!M 5 : =%PV !& +ith ellipoi.al hea.2 +.*DB"="!N 3 +.B)@="!M5 : =%PV /& +ith toripherical hea.2 +.B+D"="!N 3 +.@@D="!M5 : =%PV 0& +ith 1at hea.=%PV where, " Inside "iameter of Vessel ="! =eight of li$uid in dishend =< =eight of li$uid in shell A %onstant H %onstant
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%& +ith he#ipherical hea.2 +.*DB"N= T"! 3 #.+B = T"!M 5 : +.*DB"N= < : 2 #.B*" = H"!N 3 #.+B =H"!M 5 !& !& +ith ellipoi.al hea.2 +.*DB"N= T"! 3 ;.#DD = T"!M 5 : +.*DB"N= < : 2 @.#;" = H"!N 3 ;.#DD = H"!M5 /& /& +ith toripherical hea.2 +.*DB"N= T"! 3 *.;D+ = T"!M 5 : +.*DB"N= < : 2 ;.D;#" = H"!N 3 U.U4 =H"!M 5 0& 0& +ith 1at hea.+.*DB"N=<
where, " Inside "iameter of Vessel = T"! =eight of li$uid in top dishend =H"! =eight of li$uid in bottom dishend =< =eight of li$uid in shell
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>(secal endeavor is to make design and engineering for static e$uipment engineer an eorts less activity. Cor this many small help tools are being created for the ease in design fabrication of Pressure Vessel9 =eat !xchanger and other fabricated e$uipment. Subect tool calculates the vessel volume both in horiGontal and vertical orientation9 full or partial volume. It also has the option to select dierent type of heads 2end closure5. The biggest advantage is that it also calculate the partial volume of dierent type of formed head in both orientation. &se SI1CPS unit tab to perform calculation in SI or CPS. Note- The li$uid height is from the inside bottom of the head in vertical orientation and from bottom of cylinder in horiGontal orientation. !-% Ellipoi.al hea. 2eel 3)ll 2ol)#e Volume 2L / "M 51 #) : 2L/ "N / < 51 ; where9 L @.#;# " Inside "iameter of Vessel <
