Cold heading machining method for heat exchanger nozzle plug

The invention relates to a cold heading machining method for a heat exchanger nozzle plug. The cold heading machining method for the heat exchanger nozzle plug is characterized by comprising the following steps that (1), a metal material is cut as required; (2), the metal material is put into a firs...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	FENG JIANGZHOU
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	COMBINED OPERATIONS MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR OTHER WORKING OF METAL PERFORMING OPERATIONS TRANSPORTING UNIVERSAL MACHINE TOOLS
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