If the weld repair length exceeds 5mm, segment welding must be adopted. After each section of welding is completed, the temperature of the weld will be cooled to below 50 degrees before welding another section, and so on.
If the weld patch length exceeds 5mm, a segmented weld must be taken, after each weld, until the welding temperature cools below 50 degrees before welding another section, and so on.
If the repair length of weld joint exceeds 5mm, segmented welding shall be adopted. After one section of welding is completed, another section shall be welded after the temperature of welding joint is cooled to below 50 ℃, and so on.<br>