Results 91 to 100 of about 1,080 (202)

Improvement in Ovality of Pipeline Steel X80 with Weld Power under Multi-Wire SAW Welding Process

, 2011
Pipeline steel X80 is a kind of advanced high grade steel and commonly used in long-distance transportation of oil and gas. Ovality of the pipe plays key role in improving its crushing strength.
Xin Jiang Lu, Yi Bo Li, Ming Hui Huang
core   +1 more source

Effects of Applied Cathode Potential on the Behavior of Near-neutral pH SCC of X100 Pipeline Steel

工程科学与技术, 2013
:Slow strain rate tests were conducted in deaerated NS4 solution to research the behavior of stress corrosion cracking of X100 pipeline steels at different applied cathode potential.
郏义征, 李辉, 胡楠楠, 王清远
doaj  

Preparation of stable superamphiphobic surfaces on X80 pipeline steel substrates

RSC Advances, 2016
Micro/nano multi-scale superamphiphobic surfaces with excellent stability were prepared via facile electrochemical-deposition, alkaline etching and fluorination treatment processes.
Yong Liu, Tian Ding, Qian Meng, Bohua Dong, Lixin Cao, Rongjie Gao   +5 more
openaire   +1 more source

Stress corrosion behavior of X80 pipeline steel in the natural seawater with different dissolved oxygen contents

, 2019
Stress corrosion slow strain rate tensile tests of the X80 steel in the natural seawater are carried out to study the effect of dissolved oxygen (DO) on the sensitivity of stress corrosion.
Xiao-guang Huang College of Pipeline and Civil Engineering, China University of Petroleum (East China), Qingdao, 266580, China., Zhong-ying Han   +1 more
core   +1 more source

Effect of Temperature on the Corrosion Behavior of API X80 Steel Pipeline

International Journal of Electrochemical Science, 2015
The electrochemical behavior of API X80 pipeline steel in 3.5% of NaCl solution containing different concentrations of H2S at different temperatures was investigated.
C. Okonkwo Paul, Essam Ahmed, A.M.A. Mohamed   +2 more
doaj   +1 more source

Effects of Rare Earths on Austenite Grain Growth Behavior in X80 Pipeline Steel

, 2010
Accorded with the criteria the X80 pipeline steels with RE additions have been prepared with a vacuum induction furnace. The effect of rare earths (RE) on austenite grain growth behavior in pipeline steel has been discussed in this work. After hot rolled,
Mao Fa Jiang, Hong Liang Liu, Cheng Jun Liu   +2 more
core   +1 more source

Numerical and Experimental Study on Critical Crack Tip Opening Dis-placement of X80 Pipeline Steel

, 2017
High strength pipelines is widely used in the long distance transportation of oil and gas resources. Fracture toughness is one significant material property for these high strength pipeline steels.
Xiaoben Liu, Liu, Xiaoben
core   +1 more source

Luders Deformation Mechanisms on Yield Point in X80 Grade Pipeline with Ultrafine Structure [PDF]

, 2019
Strain ageing in X80 grade pipeline with ultrafine ferrite-bainite structure by Digital Image Correlation (DIC) technique at tensile test has been studied.
Khotinov, V. A., Farber, V. M., O.N., Polukhina, D.I., Vichuzhanin, Schapov, G. V., G.V., Schapov, V.M., Farber, Vichuzhanin, D. I., V.A., Khotinov, Polukhina, O. N.   +9 more
core   +1 more source

Effect of simulated thermomechanical processing on the transformation characteristics and microstructure of an X80 pipeline steel

, 2005
Effect of simulated thermomechanical processing on the transformation characteristics and microstructure of an X80 pipeline ...
B Muddle (13287753), Peter Hodgson (13089276), B Wynne (13293405), Pavel Cizek (13088826)   +3 more
core  

Numerical Study of the Crack-Front Constraint for SENT Specimens of X80 Pipeline Steel

, 2017
This work presents a numerical study of crack-front constraint for SENT specimens of X80 pipeline steel, to examine geometry effect on the correlation of crack-front stress field and constraint.
Ting Zhong, Yan Zhou, Lin Zhu, Jian Shuai, Lan He   +4 more
core   +1 more source