Forge welding is said to be the oldest welding technique ever used by early blacksmiths, dating back to the Iron Age when ancient Egyptians and people from Eastern Mediterranean began to refine the craft of welding iron metals together. Also known as “fire welding,” this method attempts to fasten together two or more metal components [...]
Common Problems and Remedies for GMAW Reprinted with permission from the September/October, 1997 issue of Practical Welding Today magazine, copyright 1997 by The Croydon Group, Ltd., Rockford, IL In much the same way that the automatic transmission has simplified the process of driving, Gas Metal Arc Welding (GMAW) has simplified the process of welding. Of [...]
Sheet metal mark out or layout is the practice of putting dimensions on a piece of metal to show locations of cuts and bends that will be used to fabricate the final work piece. Sheet metal layout tools are needed to measure, mark dimensions, draw straight lines, find non-standard points and calculate round dimensions. Measuring [...]
Stainless steel alloys usually have a chromium content of a least 10%. Stainless steel base metals are grouped primarily into three classes depending on their crystal structure; austenitic (such as 302, 304, 308, 316, etc.), martensitic (such as 410, and 416), and ferritic (such as 409, and 430.). Austenitic grades are also available with a [...]
