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Structural Welding Code—Sheet Steel
app.aws.orging system immediately upon the opening of a package, or if used from an opened package, the top 1 in. (25 mm) shall be discarded. Flux that has been wet shall not be used. 1.4.6 Gas Metal Arc Welding, Flux Cored Arc Weld-ing (FCAW), and Gas Tungsten Arc Welding (GTAW) Filler Metals 1.4.6.1 AWS Specification. The filler metals and
Weld Cracking - Lincoln Electric
www.lincolnelectric.comA buttering layer of weld material (Figure 2), deposited by a low energy process such as shielded metal arc weld-ing, may effectively reduce the amount of pick-up of contaminant into the weld admixture. In the case of sulfur, it is possible to overcome the harm-ful effects of iron sulfides by preferentially forming man-ganese sulfide.