Valve tappet

The invention relates to a valve tappet which is characterized in that cold-formed special steel Ocr4NiMoV (LJ steel) is selected as a material, the inner cavity of a cold-extrusion formed tappet has high precision and low roughness, the end surface of the tappet is coated with a high wear-resistant...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ZHONG JIANMIAO, QIAN CHUNFANG, GAN JIAWEI, XU ZHIJIANG, XU GUOMING
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES ENGINE PLANTS IN GENERAL HEATING LIGHTING MACHINES OR ENGINES IN GENERAL MECHANICAL ENGINEERING STEAM ENGINES WEAPONS
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