For a recently acquired large structural job, we have had to qualify a single-pass 5⁄16-in. fillet using 0.045-in. E71T-9M flux-cored wire. We are having trouble passing the horizontal fillet test.

Q: I'm auditing a fab shop and have a question regarding the AWS D1.1 code. The shop is referring to the corner joints in the plates encompassing the columns as fillet welds, yet there is no faying ...

Abstract: Influences of irregular welding area and curvature change of ultrasonic reflection position in insertion fillet weld make it impossible to distinguish defect wave from internal reflection ...