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更新日期:2013-07-25  浏览:1553

  76 garbage garbage head tube mill uses a specification, although the two rolling mills, but only once

Less wall effect, the second rolling the first time only in the roll gap during rolling is not rolled into a nearby wall thickness requirements
Be part of the nip. Therefore, ∮ 76 garbage garbage pipe rolling mill wall volume reduction compared with the cork-shaped head is small.
The head of the cork normal shape, one end of a small diameter into the capillary when the first work, the diameter of the large end
There is a columnar body in shape. Such deformation of pipe rolling mill is relatively small,