Temperature Effect of Hot Rolling Process on Microstructure, Strength and Fracture Toughness of X65 Pipeline Steel

2018 ◽  
Vol 71 (6) ◽  
pp. 1531-1541 ◽  
Author(s):  
Paria Siahpour ◽  
Reza Miresmaeili ◽  
Alireza Sabour Rouhaghdam
2011 ◽  
Vol 399-401 ◽  
pp. 264-267
Author(s):  
Hai Yan Wang ◽  
Hui Ping Ren ◽  
Le Han ◽  
Zi Li Jin ◽  
Hao Sun

Microstructure of X80 pipeline steel with different hot rolling process was compared using Optical microscopy (OM), Bulk X-ray texture and micro orientation analysis was carried out by Orientation distribution function (ODF) and Electron back-scattered diffraction (EBSD), to analyze the various texture components of the pipeline steels under two different rolling processes. The results show that the final microstructures under the two schedules both present typical acicular ferrite characteristic. On the other side, the corresponding textures were found mainly comprised of two fibers in the rolling and normal direction in hot rolled X80 steel plate, there were obvious {112} , {110} , and {111} fiber, which seemed to be related with the mechanical properties anisotropy. Therefore, the influences of the microstructure and texture on the anisotropy were also discussed in this paper.


2011 ◽  
Vol 38 (11) ◽  
pp. 2397-2403 ◽  
Author(s):  
Jun Hwan Kim ◽  
Jong Hyuk Baek ◽  
Sung Ho Kim ◽  
Chan Bock Lee ◽  
Kwang Su Na ◽  
...  

1980 ◽  
Vol 66 (6) ◽  
pp. 657-666 ◽  
Author(s):  
Yasuhiro NAKAGAWA ◽  
Tetsu SAKAMOTO ◽  
Isamu YAMAUCHI ◽  
Taketomo YAMAZAKI ◽  
Manabu UENO

2006 ◽  
Vol 2006.42 (0) ◽  
pp. 11-12
Author(s):  
Jianhui QIU ◽  
Kentaro FUJIWARA ◽  
Noboru NAKAYAMA ◽  
Tetsuo KUMAZAWA ◽  
Makoto KUDO ◽  
...  

2011 ◽  
Vol 690 ◽  
pp. 347-350 ◽  
Author(s):  
Vinod Kumar ◽  
Govind ◽  
Rajiv Shekhar ◽  
Kantesh Balani

Mg-Li based alloy, namely Mg-9%Li-5%Al-3%Sn-1%Zn (LATZ9531) was cast and consequently hot rolled at ~573K. In the present study, as cast and hot rolled structural features has been investigated by scanning electron microscope and electron back scattered diffraction (EBSD). Phase analysis revealed presence of major Mg-rich α-phase and Li-rich β-phase. Significant crystallographic texture evolution due to conventional hot rolling process was observed due to the increased activity of the non-basal slip mode.


2010 ◽  
Vol 3 (1) ◽  
pp. 65-71
Author(s):  
Armindo Guerrero ◽  
Javier Belzunce ◽  
Covadonga Betegon ◽  
Julio Jorge ◽  
Francisco J. Vigil

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