in case of steels, the raection between hydrogen and carbon forms methane which causes intergranular carcking, fissuring or blistering is known as                  

Related MCQs

• hydrogen blistering is happen only because of
• in case of intergranular corrosion, when grain boundary become ric in chromium then the % of chromium at the depleted region will become                 
• in hydrogen embrittlement if the pressure of molecular hydrogen is greate rhan the yield strength of the material                        
• in hydrogen embrittlement if the pressure of molecular hydrogen is greater than the ultimate strength of the material                   
• carbon steels crack in nitrate solutions is a type of                   
• one of the following corrosive gas, possess a highest corrosion rate, withrespect to carbon steels ?
• one of the following corrosive gas, possess a lowest corrosion rat, with respect to carbon steels, than any other gases?
•                                inhibitors prevent evolution of hydrogen (in case of acidic solution) and oxygen absorption (in case of neutral solution) to prevent corrosion
• intergranular corrosion take place at which portion of grain
• intergranular corroison occurs