Revised April 6, 2026
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Downloads below are for use with Microsoft Excel 2019 or later: Complete Suite
Package
B31.1 + B31.3 + B31.4 + B31.5 Pkg.
B31.1 + B31.3 + B31.5 Pkg.
B31.1 + B31.3 Pkg.
B31.1-2024
Pkg.
B31.3-2024
Pkg.
B31.4-2022
Pkg.
B31.5-2022
Pkg.
B31.8-2022
Pkg.
B31.9-2022
Pkg.
B31.12-2023
Pkg.

For Design of Metallic Piping, Tubing, and Pipelines

Get this set of calculators for piping design.

Files are for use with Microsoft Excel 2019 and later. Files contain VBA macros:

PayPal web site link
PFI - Piping Support and Expansion Joint Courses

Developed by Ben A. Nottingham, sole proprietor, USA
Email: PipingOffice  Your privacy is important to me.

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