Qualification Of Welding Materials For Class 1 Nuclear Components

ASME Section III Part NB, that deals with construction of Class 1 nuclear equipment, requires that all welding materials that is used in the construction of Class 1 equipment conform to the requirements of NB 2400. The Certificate Holder must ensure several aspects in procurement of these materials to ensure conformance to NB 2400. One … Read more

Tungsten Electrodes

Non-consumable tungsten electrodes for GTAW (Gas Tungsten Arc Welding)  or TIG (Tungsten Inert Gas) welding, generally are of several types. Types Of Tungsten Electrodes Tungsten electrodes types and their typical application can be identified by color-coded end marks as follows. Pure Tungsten Electrodes  Pure tungsten electrodes are generally used on less critical welding operations than the tungsten electrodes … Read more