Eric Parvin

Drum Volume Metric is simple--providing you with volumes for vertical and horizontal drums, box vessels, and spherical vessels at your specific liquid …

Shell and tube heat exchanger design app for preliminary engineering phases. Use to calculate shell ID based on inputs of duty, temperature profile, n …

This app for heat transfer engineers allows you to input the information needed to calculate an overall Uo value for a shell and tube heat exchanger ( …

This app is for sizing pipe loops and pipe legs (illustrations are shown below). Both US (English) and metric calculations are available on separate t …

Does your receipt say "Tell us how we're doing" and offer a chance for a gift card, coupon, or other happy incentive? Then you read the web page you h …

ON SALE FOR FREE FOR 1 DAY--Determine the minimum liquid depth required for preventing vortexes or preventing vapor entrainment in a liquid pool, in v …

This app conveniently allows you to enter a few key variables to determine the rate of leaking from a pinhole leak in a pipe (or vessel). Enter the am …

Ever wanted to guess how many marbles were inside a jar or box? Want to be close enough to really have a chance at winning a prize when you see those …

Gravity app is quite simply a reference tool to determine what the gravitational constant of the Earth is at a certain elevation above sea level versu …

Total Equivalent Length (TEL) is for engineers and piping designers alike to be able to take an isometric drawing, or walk down a pipe in the field, a …