Method for identifying and inspecting repair welding area of casting

The invention discloses a method for identifying and inspecting a repair welding area of a casting. The method comprises the following steps of: compiling a repair welding inspection guide card of thecasting, and determining an area A and an area B of the casting; attaching the product drawing of the casting to the repair welding inspection guide card, marking the area A on the product drawing inred, and not marking color in the area B; comparing with the repair welding inspection guide card, adopting the casting to manufacturing a repair welding sample, and attaching a label with the casting type to the repair welding sample; marking the area A and the area B on the repair welding sample, and not marking color in the area B; plastic sealing the label of the casting repair welding sampleand storing in an inspection room together with the repair welding sample to check whether the repair welding area of the casting is correct during control repair welding. The implementation of the inspection guide card in the