METHOD OF ELIMINATING DEFECTS, PRIMARILY, FRACTURES IN THIN-WALL STEEL PARTS Russian patent published in 2009 - IPC B23P6/04 B23K9/16 B23K33/00 

FIELD: process engineering.

SUBSTANCE: structural defect revealed and processed, the structure is heated to 150-200°C and processed surface is coated with a thin layer of plastic chromium-nickel alloy, as well as structure surface adjoining to aforesaid processed surface. Further on, processed surface is soldered using the same alloy used in coating, or that with strength approximating to strength of base metal depending upon defect size.

EFFECT: complete elimination of defect and producing strong repair seam.

3 cl, 1 ex