Describe and discuss in detail what are steel boilers and how they are made.

Calculate the % of cold work for a circular copper rod being reduced down from a diameter of 1 inch to ¾”.

Your boss requests a recommendation on which process to use to weld the high strength structural steel rail tank cars hull section. You have this additional information: P-GMAW Productivity is substantially lower. However, you have welders already qualified to do manual p-GMAW welding. Labor is 80% of total cost HYPERFILLⓇ® Productivity gains are important, and the volume of the product is sufficient on the rail tank cars to justify capital investment. With confidence, you respond: Use process because .(Give process and short explanation for why you want to use that process)

Why does pressured pipes crack in longitudinal direction?