Reverse polarity welding
Reverse polarity welding, also called DCEP, is a type of welding polarity in which the electrode is positive (Anode) and …
Welding Inspection
Low Hydrogen Electrode Storage
Low Hydrogen Electrodes Storage Electrodes packed effectively in hermetically sealed tin containers or plastic bags can be stored for any …
Ferrite Content in Welds
Ferrite content is necessary in austenite weldment to avoid hot cracking. Ferrite produces ferrite-austenite grain boundaries that controls sulfur & …
Resistance Welding Processes Overview & Types
In describing this group of processes, the word electric is usually omitted and simply the term resistance welding is used. …
Low Hydrogen Electrode: the little-known Secret Revealed
What is Low Hydrogen Electrode? Low-hydrogen electrode, as the name implies, are those in which the coatings are absolutely free …
Polarity in Welding: Science behind Welding Polarity
What is Polarity in Welding? Polarity in welding is an important factor to consider when joining two pieces of metal …
Underbead Cracking in Welding: Causes and Prevention
What is underbead cracking in Welding? Underbead Cracking in Welding is a type of cracking that occurs in the heat …
Crater crack in Welding: Mistake you don’t want to make
What is Crater Crack in Welding? A crater crack is a type of welding defect that can occur when: Crater …
What is sensitization in austenitic stainless steel how it happens
Sensitization of Stainless Steel Sensitization of stainless steel occurs when stainless steel is heated to between 1100°F-1560°F (600°C to 850°C). …
Field Welding Symbol: Comprehensive Guide
What is Field Weld? Field welding is a type of welding indicated by a Field Welding Symbol on the blueprints …