PROCESS FOR PRODUCING SEAMLESS STAINLESS-STEEL PIPE
A process for producing a seamless pipe which comprises conducting a piercing rolling step, a drawing rolling step with a mandrel bar, and a sizing rolling step and subsequently conducting a product heat treatment. In the process, when the weight per unit area of the graphite contained in a lubrican...
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Main Authors | , , , , |
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Format | Patent |
Language | English French Japanese |
Published |
06.12.2007
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Subjects | |
Online Access | Get full text |
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