Through a special jig, holes are drilled perpendicular to the crack. The depth of the drill out is limited by casting thickness and the amount of strength required in the fractured area. The webbing between these parallel holes will accommodate the key locks on an interference fit basis. The locks are now inserted and stacked
Metal stitching repairs are carried out on cracked steam and gas turbines, pumps and steam valves for power plants, main and auxiliary engines on-board ships, generators, compressors, pump and engines in oil and gas industry, cracks and leaks in all kinds of industrial equipment in all industries.
On Site and In Frame Metal Stitching Crack Detection with Magnetic Particle Inspection Repairs using LNS products and technology Hydro leak testing to Industry and Customer requirements Inspection and Testing Magnetic Particle Inspection Dye-penetrant Inspection Pressure Testing Wire Line Alignment Inspection Failure Cause Analysis Emergency Service