Gland seal device of nickel alloy ball valve

The utility model discloses a gland seal device of nickel alloy ball valve, include valve rod and the gland of installing end coils outside the valve rod, its characterized in that: the gland for hollow gland in having, the convex boss of the intracavity oriented horizontal orientation of processing...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	WANG JIANQIN, MAO GUANGJUN, DANG WANJUN, DING CANJUN, HU JIANTIAN, WANG ZHI
Format:	Patent
Sprache:	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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