just to make sure dear community: please confirm that a WPS according to AWS D1.1 chapter 3 is for base materials and joints included in this chapter and chapter 4 is for new joint designs not included in chapter#?
Cities are ceaseless engines of engineering activity. Itâ€™s likely that while you were on your way to work, you encountered a number of infrastructure development projects under construction. Download Now
When was the last time you drove down the highway without seeing a commercial truck hauling goods?The ubiquity of these machines underscores the important roll they play in modern commerce. Download Now