Welding Symbols reading for Welding Inspectors and Welders for reading weld drawing easy
Welding Symbols for Welding Inspectors and Welders for reading weld drawings easy INTRODUCTION to READING WELD SYMBOLS Welding symbols are used on blueprints and drawings to show where the weld is to be placed and may also show the size, type of weld, number of welds, details about the weld and even details about the joint. Welders that fabricate or work with drawing must be able to interpret the welding symbol to prepare the joint and apply a weld that has the required strength and soundness. THE REFERENCE LINE AND ARROW The reference line is one of the most important elements on the welding symbol. All the other elements that describe the weld are on or located around this line. The reference line has a leader and arrow that points to where the information applies. It may also have a tail that has information about the process, specification, or other notes that do not normally have an element that describes them. If the elements on the...