Shell Length for Internal/External Pressure
When designing a cylindrical shell for internal pressure, the basic variables needed are the diameter, pressure, material allowable stress, and weld efficiency. The length of the shell is not a…
Tag: project management
#METALMARKETUPDATE – OCTOBER ’23
The ISM Manufacturing Index (PMI) for September 2023 showed a notable increase to 49, up from 47.6 the previous month. This exceeded market expectations set at 47.8 and indicated the…
T&M Estimates vs. Quotes – how to avoid projects where change orders are larger than the original contract value.
Anyone reading this newsletter is likely no stranger to the need to get quotes for work that is needed. Whether for a home remodel or a multi-million dollar turnaround, a…
#METALMARKETUPDATE – September ’23
In August 2023, the ISM Manufacturing Index (PMI) increased to 47.6 from the previous month’s 46.4, slightly surpassing the market’s expected value of 47.0. Nevertheless, this figure still indicated that…
The Importance of a “Clean” Field Project Mobilization – #METALMARKETUPDATE (August, 2023)
The Importance of a “Clean” Field Project Mobilization – Ward has been in business for over 40 years. During that time, we have learned that the combination of our tools…
Seismic Design
Similar to our discussion of wind design last month, seismic forces should be considered in pressure vessel design. Earthquakes are rare, but if not properly accounted for, a pressure vessel…
