Inlet butterfly valve with two hard metal sealing pairs

The utility model relates to an inlet butterfly valve with two hard metal sealing pairs. The inlet butterfly valve comprises a valve body, a valve plug arranged in the valve body, a valve shaft arranged on the valve plug, and a hard working sealing pair consisting of a working sealing valve seat and...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	SHAO LIUXI, JIANG MUAN, ZHANG CHANGJIANG, ZHANG SUZHEN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ACTUATING-FLOATS BLASTING COCKS DEVICES FOR VENTING OR AERATING ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MECHANICAL ENGINEERING TAPS THERMAL INSULATION IN GENERAL VALVES WEAPONS
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