More AWS standard pdf
AWS EG2.0:2017
Guide for the Training of Welding Personnel: Level 1 - Entry Level Workers
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AWS A5.9/A5.9M:2017
Specification for Bare Stainless Steel Welding Electrodes and Rods
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AWS A5.10/A5.10M:2017 (ISO 18273:2004 MOD)
Specification for Bare Aluminum-Alloy Welding Electrodes and Rods
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