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Quick lookup of base metal weldability grouping numbers.
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.What's New in the Latest Version 1.0.0
Last updated on Aug 13, 2015
Minor bug fixes and improvements. Install or update to the newest version to check it out!
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C-spec P Numbers
1.0.0 by C-Spec
Aug 13, 2015