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Welding
AWS Certified Welder — D1.1 structural, ASME Section IX, API 1104
AWS Certified Welder — National
AWS D1.1 structural welding certification exam. Covers welding processes (SMAW/GMAW/GTAW/FCAW), symbols, metallurgy, defects & NDT, safety, electrodes, joint design, and codes. National certification accepted in all 50 states.
100题目数
70%通过分数
120分钟
8知识领域