Fan blades

The utility model discloses a fan blades, including the blade body, the pressure face of blade body inlet edge one side, all be provided with composite biocoating on the suction surface, the width that is located the composite biocoating on the blade body pressure face is 15~13 of blade body pressur...

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Bibliographische Detailangaben
Hauptverfasser:	CUI HUIRAN, CUI QIZHENG, ZHANG TIELEI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	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 DIFFUSION TREATMENT OF METALLIC MATERIAL HEATING INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL LIGHTING MECHANICAL ENGINEERING METALLURGY NON-POSITIVE DISPLACEMENT PUMPS POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION WEAPONS
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Beschreibung
Zusammenfassung:	The utility model discloses a fan blades, including the blade body, the pressure face of blade body inlet edge one side, all be provided with composite biocoating on the suction surface, the width that is located the composite biocoating on the blade body pressure face is 15~13 of blade body pressure face width, are all the other parts on the blade body pressure face provided with WC 10Co the 4Cr coating, the width that is located the composite biocoating on the blade body suction surface is 15~13 of blade body suction surface width, are all the other parts on the blade body suction surface provided with WC 10Co the 4Cr coating, does composite biocoating include niCrMoW coating, WC that from interior to exterior set gradually the 17Ni coating. Can are the niCrMoW coating and the blade body of a fan blades setting metallurgical bonding, be to the WC on surface does the 17Ni coating provide good transition layer, niCrMoW coating and WC the layer structure of scribbling that the 17Ni coating formed has good chin