Induction Preheating Before Welding For Stress Relieving

induction preheating before welding pipeline heater

Induction Preheating Before Welding For Stress Relieving Heater Why use Induction Preheating Before Welding ?Induction preheating can slow down the cooling rate after welding. It is beneficial to escape the diffused hydrogen in the weld metal and avoid hydrogen-induced cracks. At the same time, It also reduces the welding seal and heat-affected zone hardening level, … Read more

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