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Under our work section of Beijing-Shanghai high-speed rail Langfang section (3#54244698 turnout), There are 84 welding joints of ZTK-1 aluminium thermit welding kits, which is supplied by Beijing CRS, now it's keep serving 6 years.
There are 308 welding joints aluminum thermit welding of turnout in Jinqin high-speed railway Tangshan station and the Binhai station, which is supplied by Beijing CRS, now it's keep serving 5 years.
The aluminum thermit welding in Jinqin High-speed railway Tangshan station three-throw turnout No.124, the welding in upper part of the rail bottom is spalling, size 15*10*2mm, which judge of slightly injured, they did reinforced by Non-destructive. The rest 307 joints are of good quality, it can meet the requirement of the railway line after put it running.