Technological Establishment for Material Characterization of Ultra-High Strength Steel on High Speed Tensile Testing and Contribution to ISO Standardization

2012 ◽  
Vol 53 (623) ◽  
pp. 1082-1083
Author(s):  
Satoshi HIROSE ◽  
Shunji HIWATASHI ◽  
Akihiro UENISHI ◽  
Hiroshi YOSHIDA
2021 ◽  
Vol 228 ◽  
pp. 111544
Author(s):  
Kalle Lipiäinen ◽  
Antti Ahola ◽  
Tuomas Skriko ◽  
Timo Björk

2020 ◽  
Vol 206 (1) ◽  
pp. 122-131
Author(s):  
Hui-Ping Zhang ◽  
Zhong-Shi Zhang ◽  
Zhi-Yun Zheng ◽  
Er-Liang Liu

2016 ◽  
Vol 89 ◽  
pp. 205-214 ◽  
Author(s):  
Eeva Mikkola ◽  
Gary Marquis ◽  
Pauli Lehto ◽  
Heikki Remes ◽  
Hannu Hänninen

2013 ◽  
Vol 291-294 ◽  
pp. 2645-2649
Author(s):  
Zhen Li ◽  
Tao Jiang ◽  
Xiang Wang ◽  
Li Li

According to the properties request of energy storage flywheels running in high speed, chemical composition of a new ultra-high-strength steel has been designed. The designed steel specimen was prepared using intermediate frequency induction furnace and its transformation point, which had been simulated and calculated through J-Mat software in advance together with cooling curves, was investigated using by thermal dilatometer. Then the microstructure and mechanical properties of the designed steel have been evaluated by means of OM, SEM, durometer and universal material tensile tester. Simulation results showed that the pearlitic transformation of designed steel occurred at 687-453°C and bainite transformation at 453-340°C. Martensitic transformation started at 340°C and terminated at 220°C. The experimental results indicated that the casting microstructure of the designed steel was a duplex structure consisting of martensite and acicular bainite with a small amount of retained austenite. The austenization temperature ranged from 698°C to 790°C. The superior comprehensive mechanical properties of tensile strength of 1900MPa and elongation of 6.65% as well as the microstructure of tempered martensite was obtained after heat treatment.


Alloy Digest ◽  
1962 ◽  
Vol 11 (5) ◽  

Abstract Crucible D6 is a low alloy ultra-high strength steel developed for aircraft-missile applications and primarily designed for use in the 260,000-290,000 psi tensile strength range. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as fracture toughness, creep, and fatigue. It also includes information on low temperature performance as well as forming, heat treating, machining, and joining. Filing Code: SA-129. Producer or source: Crucible Steel Company of America.


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