The use of prequalified welding procedures has many advantages as well as many disadvantages.  One danger of using prequalified welding procedures is that AWS D1.1 allows for quite a bit of freedom in weld sizes.  If you look at Table 5.1 –Prequalified WPS Requirements of AWS D1.1/D1.1M:2020 Structural Welding Code (Steel) you’ll see that in […]