Valve and strengthening method and application thereof

The invention belongs to the technical field of materials, and discloses a valve and a strengthening method and application thereof. The strengthening method of the valve comprises the following steps that the surface of the sealing face of the valve is pretreated; the alloy attaching piece is compo...

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Bibliographische Detailangaben
Hauptverfasser:	WANG YAO, WANG ZHAOXIONG, ZHAO YUMEI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ACTUATING-FLOATS ALLOYS BLASTING CHEMICAL SURFACE TREATMENT CHEMISTRY COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING MATERIAL WITH METALLIC MATERIAL COATING METALLIC MATERIAL COCKS DEVICES FOR VENTING OR AERATING DIFFUSION TREATMENT OF METALLIC MATERIAL ENGINEERING ELEMENTS AND UNITS FERROUS OR NON-FERROUS ALLOYS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL LIGHTING MECHANICAL ENGINEERING METALLURGY SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION TAPS THERMAL INSULATION IN GENERAL TREATMENT OF ALLOYS OR NON-FERROUS METALS VALVES WEAPONS
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