Finglow Pressure Vessel Software for PD5500

Version: December 2021

All modules incorporate the requirements of PD 5500:2021 upto and including Amendment 1, September 2021. In addition to minor enhancements the following modifications have been made:

• Shells - Internal Pressure : Version 21.01.00

Added check for 304L materials as per Enquiry Case 91 when calculating design stress for Category 3 vessels.

• Shells - External Pressure : Version 21.01.00

Added check for 304L materials as per Enquiry Case 91 when calculating design stress for Category 3 vessels.

• Nozzles & Openings : Version 21.01.00

Added check for 304L materials as per Enquiry Case 91 when calculating design stress for Category 3 vessels.

Weld area for reinforcement added to the output for calculations to 3.5.4.9 Alternative “pressure area” design method.

• Saddle & Ring Supports : Version 21.01.00

Added check for 304L materials as per Enquiry Case 91 when calculating design stress for Category 3 vessels.

• Local Loads on Cylinders : Version 21.01.00

Added check for 304L materials as per Enquiry Case 91 when calculating design stress for Category 3 vessels.

• Local Loads on Formed Heads : Version 21.01.00

Added check for 304L materials as per Enquiry Case 91 when calculating design stress for Category 3 vessels.

• Bolted Flanged Connections : Version 21.01.00

Added check for 304L materials as per Enquiry Case 91 when calculating design stress for Category 3 vessels.

• Bolted or Welded Flat Heads: Version 21.01.00

Added check for 304L materials as per Enquiry Case 91 when calculating design stress for Category 3 vessels.

• Fixed Tubesheets : Version 21.01.00

Added check for 304L materials as per Enquiry Case 91 when calculating design stress for Category 3 vessels.

• Floating Tubesheets : Version 21.01.00

Added check for 304L materials as per Enquiry Case 91 when calculating design stress for Category 3 vessels.

• U-TubeTubesheets : Version 21.01.00

Added check for 304L materials as per Enquiry Case 91 when calculating design stress for Category 3 vessels.

• External Loads on Vertical Vessels: Version 21.01.00

Added check for 304L materials as per Enquiry Case 91 when calculating design stress for Category 3 vessels.

• External Loads on Horizontal Vessels: Version 21.01.00

Added check for 304L materials as per Enquiry Case 91 when calculating design stress for Category 3 vessels.

• Cyclic Loading: Version 21.01.00

Added check for 304L materials as per Enquiry Case 91 when calculating design stress for Category 3 vessels.