ASME Code, TEMA and API Facts

APPENDIX 46: LEVERAGING DIVISION 2 RULES FOR DIVISION 1 VESSELS

Posted on April 15, 2026

Appendix 46: Leveraging Division 2 Rules for Division 1 Vessels The vast majority of pressure vessels are designed and built to ASME Section VIII, Division 1. While Division 2 typically…

HEAT EXCHANGER THERMAL DESIGN

Posted on March 18, 2026

How do you know how big your heat exchanger needs to be? For that, you’ll need a thermal design. A thermal designer will use the process requirements and constraints (required…

LIFT PLAN AND RIGGING ANALYSIS

Posted on February 18, 2026

For large pressure vessels, a lift plan is a critical part of the overall design and should not be overlooked. The lift plan specifies the locations of lifting and…

2025 ASME CODE

Posted on January 21, 2026

The 2025 edition of the ASME Code has been published and is now mandatory for all new orders. Some of the major changes to be aware of are as…

Last month we spoke about ASME’s post-construction standard PCC-1, which covers assembly of bolted flanges. ASME also publishes standards PCC-2, Repair of Pressure Equipment and Piping, and PCC-3, Inspection…

ASME PCC-1

Posted on November 19, 2025

The primary code that applies to nearly all pressure vessels and heat exchangers is the ASME Boiler and Pressure Vessel Code, Section VIII, Division 1. It contains all the requirements…