Effects of Nitrogen Content and Hot Forming Temperature on Prior Austenite Grain Size and Mechanical Properties for Normalizing Cryogenic Pressure-Vessel Steels
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DOI: 10.1007/s11665-020-04924-5
Abstract: The effects of nitrogen content and hot forming temperature on prior austenite grain size for normalizing cryogenic pressure-vessel steels were described. The evolution of V(C,N) precipitates during thermal cycle of hot forming was analyzed. The… read more here.
Keywords: temperature; content; hot forming; austenite grain ... See more keywords
Experimental Determination and Theoretical Prediction of Limiting Strains for ASS 316L at Hot Forming Conditions
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DOI: 10.1007/s11665-020-04968-7
Abstract: In the present work, the austenitic stainless steel 316L is used for determining the forming limit diagrams (FLDs) at hot forming conditions. Firstly, the theoretical prediction of flow stress was done using Johnson-Cook and modified… read more here.
Keywords: limiting strains; forming conditions; hot forming; theoretical prediction ... See more keywords
Tribology and hot forming performance of self-lubricious NC/NiBN and NC/WC:C hybrid composite coatings for hot forming die
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Materials Processing Technology"
DOI: 10.1016/j.jmatprotec.2017.09.025
Abstract: Abstract Adhesion between blank and die is the main reason for seizure and short tooling life during metal forming processes at elevated temperatures. This study applied novel complex-structured composite coatings, NC/NiBN and NC/WC:C, to the… read more here.
Keywords: composite coatings; tribology; hot forming; forming performance ... See more keywords
Optimum hot forming temperature of AZ61 magnesium alloy
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DOI: 10.1080/02670836.2018.1458480
Abstract: ABSTRACT A new concept of stability of materials is introduced by defining the optimum hot forming temperature for any given strain rate. This temperature is obtained through forming maps that are based on Lyapunov concepts… read more here.
Keywords: temperature; hot forming; magnesium alloy; optimum hot ... See more keywords
Deformation Behavior and Properties of 7075 Aluminum Alloy under Electromagnetic Hot Forming
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DOI: 10.3390/ma14174954
Abstract: High-strength 7075 aluminum alloy is widely used in the aerospace industry. The forming performance of 7075 aluminum alloy is poor at room temperature. Therefore, hot forming is mainly adopted. Electromagnetic forming is a high-speed forming… read more here.
Keywords: temperature; aluminum alloy; 7075 aluminum; hot forming ... See more keywords
Dissolution and Precipitation Behavior for Hot Forming of 7021 and 7075 Aluminum Alloys
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DOI: 10.3390/met8070531
Abstract: Due to their high strength, 7xxx aluminum sheets are increasingly used for structural automobile components. One of the major challenges is the formability of these alloys during the production process while retaining high strengths in… read more here.
Keywords: precipitation behavior; hot forming; aluminum alloys; aluminum ... See more keywords