Features & Capabilities

P-Numbers includes base metals listed in the latest 2023 edition of ASME Section IX Table QW/QB-422

P-Numbers: Quick lookup of base metal weldability grouping numbers for welding procedure and performance qualification. Data is provided by C-spec from the master source used for generation, proof-reading and maintenance of ASME Section IX Table QW/QB-422, AWS B2.1 Table C1 and C2, and ISO/TR 20173.

User Growth & Download Statistics

App
By:
C-spec
Rating:
4.80
(5)
Version:
2.1 Last updated: 2024-09-10
Version code:
868893867
Creation date:
2014-09-04
Compatible devices:
Size:
13.30MB
URLs:
Privacy policy
Full description:
See detailed description
Source:
Apple Apps Store
Data ingested on:
2026-06-07
Compare stats and ranking:

Contact the developer

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Developed by:
C-spec
Apple Apps Store
https://apps.apple.com/us/app/p-numbers/id911716649

User Reviews

This app is very user friendly and informative. Provides all the information you need for identifying base materials.
by db*****, 2014-11-11
View all user reviews ›

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