发明授权
US06843096B2 Process and device for producing press fittings from steel, in particular special steel 有权
用于生产钢,特别是特种钢的压配件的工艺和装置

Process and device for producing press fittings from steel, in particular special steel
摘要:
Special steel press fittings are produced in two process steps, which can be performed simultaneously, or also one after the other. The cut to size blank is widened in a die is upset in order to form the desired pipe connection areas.
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