A NEW CONIC PIERCING MILL

Tang Yuanyi. A NEW CONIC PIERCING MILL[J]. STEEL PIPE, 1991, 20(3): 7-12.

Citation:

Tang Yuanyi. A NEW CONIC PIERCING MILL[J]. STEEL PIPE, 1991, 20(3): 7-12.

Citation:

Tang Yuanyi. A NEW CONIC PIERCING MILL[J]. STEEL PIPE, 1991, 20(3): 7-12.

Abstract

The features, structures, process parameters of a new vertical conic piercing mill as well as its application are introduced.

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