单词 | Pilger tube-reducing process |
释义 | Pilger tube-reducing process [`pil·gǝr `tüb ri´düs·iŋ ´prä·sǝs] METALLURGY A tube-reducing process in which pierced billets are forced over a mandrel between two rolls with inclined axes and given a rotary forging treatment; the tube is advanced during the gap in each revolution. |
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