Welding Flash Meaning. It can be caused by all types of UV light but welding torches are the most common source. In the first edition of ISO 9000 1987 welding was defined as a special process.
Weld With Flat Face. Name Fillet Resistance Spot Resistance Steam. The dotted line indicates the weld side.
Welders flash is very painful and is often accompanied by watery eyes swelling light sensitivity and a gritty feeling under the eyelid.
The part temperature near the horn approaches that at the joint during welding and therefore lengthening weld. The high current produces an arc between the rail ends the two rail cross-sections are heated to melting temperature due to the high input of current. Name Double sided V butt Double sided bevel butt Double sided U butt weld Symbol. Dimensions need not be shown on the welding symbol.