| Like in all domains that require precision of | | | | There are all sorts of peculiarities |
| execution, welding makes use of conventional | | | | connected to the use of welding symbols. For |
| standard signs that help to the better | | | | instance, if any signs are included in the |
| execution of a weld according to blueprints. | | | | lower part of the reference line, you'll have |
| The welding symbols systematized by the | | | | to make the weld on the side of the joint |
| American Welding Society indicate the exact | | | | indicated by the tip of the arrow. In case |
| place where welds need to be made, the kind | | | | the welding symbols are present on the upper |
| of joint necessary for it and the amount of | | | | side of the reference line, then the weld |
| filler to be used in the joint. Learning how | | | | needs to be made on the side opposite to the |
| to work with welding symbols is part of the | | | | direction pointed by the tip of the arrow. |
| training programs welders have to attend | | | | Both sides of the joint must be welded when |
| before receiving any certifications. What do | | | | you have signs included on both sides of the |
| welding symbols actually consist of? The main | | | | reference line. Deciphering such instructions |
| basic elements are the arrow, the reference | | | | from blueprints is essential for the proper |
| line and the tail. | | | | working of the welding process. |
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| All welding symbols are built starting from | | | | Two kinds of welding symbols may appear on |
| the reference line, this is the very | | | | the reference line and they are essential |
| foundation of the sign as such on which you | | | | when it comes to understanding how to make a |
| add other data necessary for the process. The | | | | specific weld. The most important sign here |
| connection between the reference line and the | | | | is a circle that means "welding all around", |
| joint area is made by the arrow, but the | | | | thus, you will have to make the weld all |
| direction of the arrow has no influence on | | | | around the joint in the direction indicated |
| the meaning of the reference line. Last but | | | | by the tip of the arrow. Sometimes it is not |
| not least, the tail is not a compulsive | | | | possible to weld around one single surface, |
| element of all welding symbols, some have it, | | | | and in such cases, the presence of the circle |
| others don't. It is generally used in case | | | | would be incorrect. Under such circumstances |
| you want to add some information or | | | | there should be other specificities related |
| supplementary specification to the process. | | | | to the process. |
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