Automatic welding used on large Russian gas line

Click here to enlarge imageConstruction was in full swing through winter and summer along the 56-in. Yamal-Europe gas pipeline. - Welding progresses earlier this year on Gazprom's 56-in. Yamal gas pipeline at a rate of 50-60 welds/day. (Photograph from Stroytransgaz)Russian contractor Stroytransgaz has been working on the project since 1996. From 1997 through mid-2001, the company successfully employed four spreads of CRC-Evans Pipeline International Inc.'s automatic welding equipment on the project.More than 280 km of Grade X-70 were laid by mid-year. Much of the work has been in winter at temperatures as low as -35° C. Production has been steady at about 50 welds/day due t...

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