Wear-resistant ball and processing technology

The invention discloses a wear-resistant ball and relates to the field of valves. The wear-resistant ball comprises a spherical body provided with an inner hole, wherein notches are formed in the two ends of the inner hole, the contour lines of the notches are W-shaped, and the notches adopt smooth...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	WANG ZHONGYUAN, LIU XIANDE, WU HUAIMIN, XIANG LIANGHAI, HU TANGWEI, XIANG GUANGHONG, WANG ZHONGMIAO, YANG LONGJIE, NAN FEI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ACTUATING-FLOATS BLASTING COCKS COMBINED OPERATIONS DEVICES FOR VENTING OR AERATING ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MACHINE TOOLS MECHANICAL ENGINEERING METAL-WORKING NOT OTHERWISE PROVIDED FOR OTHER WORKING OF METAL PERFORMING OPERATIONS TAPS THERMAL INSULATION IN GENERAL TRANSPORTING UNIVERSAL MACHINE TOOLS VALVES WEAPONS
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