Welding sheetmetal together makes burning thick metal together seem like a smiley walk in your favorite off-road shop. Welding sheetmetal is scary and daunting. Why, you may ask. Well, there are ...

RAILWAY AGE, MAY 2023 ISSUE: Welcome to “Timeout for Tech with Gary T. Fry, Ph.D., P.E.” Each month, we examine a technology topic about which professionals in the railway industry have asked to learn ...

ASTM/ASME A/SA387 Grade 91 is a modified 9Cr-1Mo steel composed of nitrogen, niobium and vanadium. Although the most common form of Grade 91 material is a plate form, the steel is incorporated into ...

Most combined cycle professionals understand that a joint between grade 91 steel and an austenitic stainless steel is considered a dissimilar-metal weld. For that reason, it requires special welding ...

There isn't one welding process suitable for all applications, so you need to consider these factors: the type and thickness of the metal you're welding, how big the job is, whether you're welding ...

The instructions presented hereunder are general in nature and apply to all welding processes for tool steels. It should be pointed out that there are several companies who specialise in repair ...

The welding of dissimilar metal joints in new and retrofit power plant boiler tubing has long proved challenging. New plants designed to operate at higher temperatures and pressures require advanced ...

Times change. It wasn't that long ago that if you owned a set of oxy-acetylene gas bottles for welding and cutting you would be considered to have a pretty well-equipped home shop. Maybe you ...

A thing of beauty is a joy forever, and beauty often takes the form of a perfectly laid welding bead—one that looks like a tall stack of dimes laid on its side. Okay, welding has some practical ...