PERFECTION OF PROCESSES OF SEAMLESS STEEL …
drel mill) have top performances. Seamless tube rolling mill installation with three-roll reeling mill ensures deriv-ing tubes in a split-hair accuracy, in 1,5 to 2,0 times supe-rior an exactitude of tube than on other installations. Allowing, that the expenditures on metallurgical process on all seamless tube rolling mill installations
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