The backing weld is deposited before the actual weld in the groove. Back/Backing – They use the same symbol but are different.The article below covers others as well and in more detail. These are some of the supplemental weld symbols. Standard Symbols for Welding, Brazing, and Nondestructive Examination
Standard Welding Terms and Definitions including Terms for Adhesive Bonding, Brazing, Soldering, Thermal Cutting, and Thermal Spraying
Size of Fillet Weld Height / Width Not Equal Fillet Example – Length of Weld and Spacing Defined Fillet Example – Length of Weld Not Defined Production of this article took a long time and if you decide to take an image and upload it on your website please add a link back with a source to this original article. I drew all of the drawings myself in vector-based software. Useful Literature to Help You Understand Symbols.Location of Elements of a Welding Symbol.
Welding 4130 standard notes pdf#
While I highly recommend you read it all and see all of the images, here is a handy small table of contents that links to the top sections of the article: If you don’t have the time or you don’t have an internet connection at your workplace you have a free downloadable PDF file (e-book) with all the welding symbols and their short explanation. This is a Massive article with well over 4000 words, over 50 subheadings, and symbol drawings. We break down all the important pieces about this topic right here. If your goal is to become a pro one day (read bigger salary!), then you better sit down and study.
It might be for amateurs, but professional welders have to have exact knowledge about welding symbols. Some people think that just knowing the welding process is enough.
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