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Influence of heat treatment on fracture and magnetic properties of radially oriented Sm2Co17 permanent magnets TIAN Jian-jun(田建军), QU Xuan-hui(曲选辉), ZHANG Shen-gen(张深根), A. FARID, TAO Si-wu(陶斯武... a high value (≥1.0 T). Through appropriate heat treatment, the ring magnets have uniform cellular microstructure and excellent magnetic properties: Br≥1.0T, JHc≥2 100 kA/m, BHmax≥220 kJ/m3. Key words......
Rejuvenation Heat Treatment of the Second-Generation Single-Crystal Superalloy DD6Zhen-Xue Shi,Shi-Zhong Liu,Jia-Rong LiScience and Technology on Advanced High Temperature Structural Materials... selecting method in the directionally solidified furnace. The long-term aging of the alloy after full heat treatment was performed at1100 °C for 400 h. Then the rejuvenation heat treatment 1300 °C/4 h/AC......
The advantages of Low Pressure Carburizing in the Heat Treatment Subcontracting Business Guy PRUNEL1,Bruno STAUDER1 (1.BODYCOTE, Chassieu, France) 摘要:Low Pressure Carburizing (LPC) was introduced in the 90''s in the western Europe Heat Treatment business,mainly for in-house applications where it was especially appreciated for carburizing of transmission parts. However the success of the LPC......
Effects of heat treatment temperature on oxidation behavior of glass-like carbon derived from acetone-furfural resin XIA Lun-gang, ZHANG Hong-bo, XIONG Xiang State Key Laboratory for Powder... resin in nitrogen atmosphere at 850 °C, followed by heat treatment over a range of 1 200-2 500 °C in inert atmosphere. The effect of heat treatment temperature (HTT) on the oxidation behavior......
Enhancing the crystalline degree of carbon nanotubes by acid treatment, air oxidization and heat treatmentChensha Li, Baoyou Zhang, Xingjuan Chen, Xiaoqing Hu, and Ji Liang Department of Mechanical... approaches of treating carbon nanotubes (CNTs) including acid treatment, air oxidization and heat treatment at high temperature were studied to enhance the crystalline degree of carbon nanotubes. High......
Effect of heat treatment on electroresistance in Nd0.67Sr0.33MnO3 ceramics陈顺生,王瑞龙,王浩,杨昌平The Provincial Key Laboratory of Piezoelectric Ceramics Materials and Apparatus,Faculty of Physics... synthe-sized by high energy ball milling successive heat treatment.The CER ratio increased with increasing heating time and reached 3580% at a low temperature for the Nd0.67Sr0.33MnO3 ceramic annealed......
Effect of heat treatment on electroresistance in Nd0.67Sr0.33MnO3 ceramics陈顺生,王瑞龙,王浩,杨昌平The Provincial Key Laboratory of Piezoelectric Ceramics Materials and Apparatus,Faculty of Physics... synthe-sized by high energy ball milling successive heat treatment.The CER ratio increased with increasing heating time and reached 3580% at a low temperature for the Nd0.67Sr0.33MnO3 ceramic annealed......
Effect of Heat Treatment on Crystallization of Nd:YAG Ceramics张华山,苏春辉摘 要:(Nd0.01 Y0.99 )3 Al5 O12 nano-sized powders were synthesized by low temperature... treatment temperatures.The experimental results show that crystallizing temperature of YAG is 850℃,and the intermediate crystal phase YAP,appearing during heat treatment,transforms to YAG cubic crystal phase......
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boundaries. Subsequent heat treatment (1 523 K, 20 h, air cooling+1 123 K, 16 h, furnace cooling) leads to the dissolution of Cr3Ni2 phase and the precipitation of lath-shaped Ni3Al phase and α-Cr... through heat treatment. Key words: NiAl-based alloy; heat treatment; microstructure; mechanical properties 1 Introduction Nickel aluminides based on NiAl exhibit considerable potential for near-term......
