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CLASS OF GOODS (HS 2017)
730630
other welded pipes, round cross-section, of iron or non-ferrous steel
Large diameter electric welded pipes
DESCRIPTION
Large diameter pipes are made of rolled sheet metal, method of rolling and a subsequent automatic submerged arc welding. Quality control of pipes is carried out by non-destructive testing methods, mechanical and hydraulic tests. Mytishchi pipe plant is a modern enterprise with new high-performance equipment