Excellent App
This app is very user friendly and informative. Provides all the information you need for identifying base materials.
Free
About
Quickly access weldability grouping numbers for welding procedures and performance qualifications. This app provides data from authoritative sources like ASME Section IX and AWS B2.1.
✓Base metal weldability grouping lookup
✓Welding procedure qualification data
✓Performance qualification data
✓ASME Section IX Table QW/QB-422 data
✓AWS B2.1 Table C1 and C2 data
✓ISO/TR 20173 data
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What's New in P Numbers
2.1
September 10, 2024
The API domain has changed. All APIs functionality is the same.
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FAQ
What is P Numbers used for?
P Numbers is used for quick lookup of base metal weldability grouping numbers essential for welding procedure and performance qualification. It draws data from authoritative sources like ASME Section IX and AWS B2.1.
Is P Numbers free to use?
Yes, P Numbers is available for free. It does not require any payment to download or use its features.
What devices does P Numbers support?
P Numbers is designed for Apple devices, including iPhone, iPad, and iPod. It is optimized for iOS.
How accurate is the data in P Numbers?
The data in P Numbers is sourced directly from C-spec, the master source for ASME Section IX Table QW/QB-422, AWS B2.1 Table C1 and C2, and ISO/TR 20173. This ensures high accuracy and reliability for professional use.
When was P Numbers last updated?
P Numbers was last updated on September 10, 2024, with version 2.1. This indicates ongoing maintenance and potential improvements.
What is the age rating for P Numbers?
P Numbers has an age rating of 4+, making it suitable for a wide audience. This rating suggests no mature content.
Does P Numbers have ads?
No, P Numbers does not contain advertisements. Users can access all its features without interruption from ads.
How does P Numbers compare to other welding reference tools?
P Numbers offers direct access to specific weldability grouping numbers from key ASME and AWS standards, making it a focused and efficient tool for qualification purposes. Its free availability and high rating suggest strong user satisfaction.
