scholarly journals Effect of cryogenic treatment on microstructure evolution and mechanical properties of high nitrogen plastic die steel

Author(s):  
Congpeng Kang ◽  
Fubin Liu ◽  
Zhouhua Jiang ◽  
Haoyang Suo ◽  
Xinhao Yu ◽  
...  
2016 ◽  
Vol 43 (2) ◽  
pp. 0203003 ◽  
Author(s):  
陈洪宇 Chen Hongyu ◽  
顾冬冬 Gu Dongdong ◽  
顾荣海 Gu Ronghai ◽  
陈文华 Chen Wenhua ◽  
戴冬华 Dai Donghua

2021 ◽  
Vol 1035 ◽  
pp. 175-181
Author(s):  
Qing Hao Zhang ◽  
Lan Luo ◽  
Yong Liu ◽  
Zi Hui Xu

The effect of cryogenic treatment (CT) on the microstructure and mechanical properties of the as-extruded Mg–3.5Zn–0.6Gd alloy was investigated. The results showed that W-phase newly appeared in cryogenic treatment samples but without notable second phase amount increasing. There was also no remarkable grain refinement. But the amount of twins reduced greatly, the strong basal texture {0001} rotated and increased. The intensity of plane (0002) diffraction peak was weakened along with planes ( 1 0-1 0 ) ( 1 0-1 1 ) being enhanced in X-ray diffraction pattern. The change in mechanical properties was not obvious. The mechanism of the microstructure evolution is discussed as well.


Alloy Digest ◽  
1987 ◽  
Vol 36 (7) ◽  

Abstract AL TECH POTOMAC A has well-balanced strength and toughness which make it especially suitable for a wide variety of hot-die steel applications, including those involving severe coolants. Its outstanding mechanical properties make it useful for many non-tooling requirements such as aerospace components. For more specialized needs, the manufacturer offers special melting processes that enhance this steel's fatigue properties and transverse tensile ductility. This datasheet provides information on composition, physical properties, microstructure, hardness, elasticity, and tensile properties as well as fracture toughness. It also includes information on high temperature performance as well as forming, heat treating, and machining. Filing Code: TS-478. Producer or source: AL Tech Specialty Steel Corporation.


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