Nozzle Thickness Requirements in UG-45
How does the ASME Code determine how thick nozzles should be? While the standard code calculation for a cylinder under internal pressure often gives minimal requirements—frequently less than 1/16″ for…
Tag: Joint Design
TEMA Data Sheets
TEMA’s Heat Exchanger Specification Sheets have been updated in the latest edition. Often referred to as TEMA data sheets, they can be used in multiple ways to communicate the requirements for…
Changing Service of Equipment
It is often desirable to change the service of pressure equipment during its lifetime. There can be substantial savings for a new or modified plant process if existing equipment can used…
#METALMARKETUPDATE – SEPTEMBER ’24
Before we dive into the numbers, here’s a little lighthearted ASME Code humor for you. Why was the ASME Codebook always invited to parties? Because it knew how to set…
ASME Code Forms
A “Form U-1 Manufacturer’s Data Report” is like a birth certificate for a pressure vessel. It certifies who fabricated the vessel, the thickness and materials of most components, and the…
What is Flange Rigidity?
In the ASME code, Appendix 2 gives the rules and formulas for design of custom flanges (in other words, flanges that are not standard Class 150, 300, etc). Although the…
