austempering

austempering

[‚ȯs′tem·pə·riŋ]
(metallurgy)
A process for the heat treatment of austenitic steel.
References in periodicals archive ?
Heat treatment which provides the highest toughness and strength is austempering [3-5].
Tenders are invited for Austempering Salts 150 Series, Salt Should Contain Potassiumnitrate & Sodium Nitrite 40 To 50% Each And Sodium Nitrate10-20%,Working Range Should Be 300-350 Degree C.
Applied Process, the global leader in Austempering.
Austempered Ductile Iron (ADI) undergoes austempering at 300[degrees]C forms a lower amount of retained austenite with hardness 462HV, but on prolonged heating higher amount of retained austenite is obtained, causing higher ductility and lower strength of ADI [42].
The aim of the present study was to study microstructure changes in a specific type of bainitic steel under the title low temperature nanostructured bainitic steel during austempering operation at low temperature (in the range of bainitic evolution) and in long time.
Austempering process is the isothermal transformation of a ferrous alloy at a temperature below that of the pearlite formation and above that of the martensite formation [1].
Investigating the machinability of anstempered ductile irons having different austempering temperatures and times.
Tipton-based Alpha-Rowen is one of the largest UK sub-contractors in austempering - a process used to harden tools for the spring and presswork market.
Development of a Ductile Iron for Commercial Austempering, Trans.
Additionally, because only one of the two brackets required austempering, performed by Applied Process, AerWay could save on heat treatment by using standard ductile iron for the component with lower physical requirements.
The fracture capability and effect of microstructure after austempering, optimizing the fracture parameters and comparing the conventional pearlitic C70S6 (produced in compliance with DIN 17100 and inspected according to EN 10204) and bainitic C70S6 have been investigated in this study.
In Order For Bainitic Nodular Iron Gears To Have The Same Mechanical Properties (SUCH As Surface Hardness And Core Strength) As Steel Components After A Carbonitriding Treatment, It Was Necessary To Treat The Machined Parts By Ferritization And Austempering Cycles.