Calculate pipe wall thickness for pressure containment (API RP 14E section 2.6).
Pipe wall thickness is calculated according to ASME B31.3 low pressure steel piping.
Reference : ANSI/ASME B31.3 : Process Piping
Tool Input
- schdtype : Pipe Schedule Type
- diamtype : Pipe Diameter Type
- ODu : User Defined Outside Diameter
- IDu : User Defined Inside Diameter
- wtntype : Wall Thickness Type
- tnu : User Defined Wall Thickness
- ttoltype : Wall Thickness Fabrication Tolerance Type
- txu : User Defined Negative Wall Thickness Fraction
- tfu : User Defined Negative Wall Thickness Allowance
- syutype : Stress Schedule Type (100 F)
- mattype : Basic Allowable Stress Type (100 F)
- Su : User Defined Basic Allowable Stress
- efactype : Quality Factor Type
- Eu : User Defined Quality Factor
- wfactype : Weld Factor Type
- Wu : User Defined W Factor
- Tcr : User Defined Creep Onset Temperature
- yfactype : Y Factor Type
- Yu : User Defined Y Coefficient
- walltype : Wall Thickness Calculation Type
- c : Corrosion Allowance
- T : Design Temperature
- P : Design Pressure
Tool Output
- CVG : Convergence Factor
- D/t : Pipe Diameter Over Pressure Design Thickness Ratio
- E : Quality Factor
- ID : Pipe Inside Diameter
- OD : Pipe Outside Diameter
- OD/tn : Pipe Diameter Over Wall Thickness Ratio
- P/SE : Pressure Over Design Stress Ratio
- PR : Rated Pressure
- S : Basic Allowable Stress Table A-1
- SEW : Design Stress
- Sh : Hoop Stress (≤ SEW)
- Sh/SEW : Hoop Stress Over Design Stress Ratio (≤ 1)
- W : Weld Joint Reduction Factor
- Y : Y Factor
- tf : Wall Thickness Fabrication Allowance
- th : Pressure Containment Wall Thickness
- tm : Minimum Wall Thickness
- tn : Nominal Wall Thickness
- xf : Wall Thickness Fabrication Fraction