Pressure Vessel Pro - Pressure vessel calculations for iOS.
The easiest way to do basic pressure vessel stress calculations. Simply select from the available geometries, enter in the required dimensions and the answers will be generated complete with the formulae. You can also easily print or email a PDF of your results along with a schematic of the pressure vessel.

Pressure Vessel Pro Features:
- Universal - designed for use on all sizes of iPhone, iPod Touch, and iPad
- Share or print a PDF report of the results
- Extremely flexible unit system. Choose Metric, English or mix and match units.
- Save multiple cases for later reference
- Tap a cell to show detail and formulae

The properties calculated include are:
• Longitudinal Stress
• Hoop Stress
• Shear Stress
• Volume
• ASME Boiler & Pressure Vessel Code Design Thickness
• ASME Boiler & Pressure Vessel Code Design Pressure

Pressure Vessel Pro includes the Following Integrated Calculations:
• Vertical tanks
• Horizontal tanks
• Spherical tanks

Pressure Vessel Pro includes the Following Component Stress Calculations:
• Cylinders
• Hemispherical Heads and Tanks
• Elliptical Heads
• Torispherical Heads

Pressure Vessel Pro includes the Following ASME Boiler and Pressure Vessel Code Section VIII, Division I Design Calculations:
• Cylinder Thickness
• Cylinder Pressure
• Hemispherical Heads and Tanks Thickness
• Hemispherical Heads and Tanks Pressure
• 2:1 Elliptical Head Thickness
• 2:1 Elliptical Head Pressure
• ASME (dished) Heads Thickness
• ASME (dished) Heads Pressure

Check out our other engineering apps by searching the iTunes store for:
• Moments of Inertia
• Mohr's Circle
• Stress Concentrations Pro
• Stress Intensity Factors Pro
or search J.R.Hobbs to see them all.

What’s New

Version 2.1.5

-Bug fixes
-Other minor updates

Ratings and Reviews

5.0 out of 5
1 Rating

1 Rating

API 31391 ,

Sr Equipment Inspector

I use this app for double checking ASME code shop fabrication when performing QA/QC for my company and it had made my job quicker and more productive, great app, thanks.

App Privacy

The developer, J.R.Hobbs, has not provided details about its privacy practices and handling of data to Apple. For more information, see the developer’s privacy policy.

No Details Provided

The developer will be required to provide privacy details when they submit their next app update.


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

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