BEARING STEEL MATERIAL WITH EXCELLENT ROLLING FATIGUE PROPERTY AND BEARING PART

• Main Authors: KAIZUKA MASAKI, OWAKI AKIHIRO, DEURA TETSUSHI, SHINDO YOSUKE, KIMURA SEI, SUGIMURA TOMOKO, SHIMAMOTO MASAKI
• Format: Patent
• Language: English; French; Japanese
• Published: 30.01.2014
• Subjects: ALLOYS; BEARINGS; BLASTING; CHEMISTRY; ELEMENTS OR CRANKSHAFT MECHANISMS; ENGINEERING ELEMENTS AND UNITS; FERROUS OR NON-FERROUS ALLOYS; FLEXIBLE SHAFTS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHERTREATMENTS; MECHANICAL ENGINEERING; METALLURGY; METALLURGY OF IRON; MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; SHAFTS; THERMAL INSULATION IN GENERAL; TREATMENT OF ALLOYS OR NON-FERROUS METALS; WEAPONS

A bearing steel material which contains 0.8-1.1 mass% C, 0.15-0.8 mass% Si, 0.1-1.0 mass% Mn, 1.3-1.8 mass% Cr, up to 0.05 mass% P (0 mass% is excluded), up to 0.015 mass% S (0 mass% is excluded), 0.0002-0.005 mass% Al, 0.0002-0.0020 mass% Ca, 0.0005-0.010 mass% Ti, up to 0.0080 mass% N (0 mass% is...