It has been suggested that as compared to SMAW, the cooling rate is higher in GMAW and it is, therefore, more likely for heat-affected zone cracking to occur in hardenable steels. What is the main reason for the cooling rate to be higher in GMAW than SMAW '

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GMW gs metl r welding whih is ls referred t s MIG metl inert gs welding is tehnique tht enbles welde... View the full answer