AUSTENITE-BASED HEAT-RESISTANT STEEL, AND TURBINE COMPONENT

There are provided austenitic heat resistant steel and a turbine component capable of reducing a linear expansion coefficient and securing sufficient weldability while keeping high-temperature creep strength. The austenitic heat resistant steel of the embodiment contains: 24 to 50% by mass ofNi, 5 t...

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Bibliographische Detailangaben
Hauptverfasser:	NEMOTO, Kuniyoshi, IMAI, Kiyoshi, OINUMA, Shun, MIYASHITA, Shigekazu
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	AIR INTAKES FOR JET-PROPULSION PLANTS ALLOYS BLASTING CHEMISTRY COMBUSTION ENGINES CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS ENGINE PLANTS IN GENERAL FERROUS OR NON-FERROUS ALLOYS GAS-TURBINE PLANTS HEATING HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS LIGHTING MACHINES OR ENGINES IN GENERAL MECHANICAL ENGINEERING METALLURGY NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAMTURBINES STEAM ENGINES TREATMENT OF ALLOYS OR NON-FERROUS METALS WEAPONS
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Beschreibung
Zusammenfassung:	There are provided austenitic heat resistant steel and a turbine component capable of reducing a linear expansion coefficient and securing sufficient weldability while keeping high-temperature creep strength. The austenitic heat resistant steel of the embodiment contains: 24 to 50% by mass ofNi, 5 to 13% by mass of Cr, 0.1 to 12% by mass of Co, 0.1 to 5% by mass of Nb, 0.1 to 0.5% by mass of V, 1.90 to 2.35% by mass of Ti, 0.01 to 0.30% by mass of Al, 0.001 to 0.01% by mass of B, 0.001 to 0.1% by mass of C, and the balance being Fe and inevitable impurities.