Results 81 to 90 of about 380 (162)

Global and local fatigue analysis of X100 and X60 steel catenary riser girth welds

, 2019
The use of steel catenary risers in offshore oil and gas production has increased significantly in recent years, in particular for deepwater applications. This paper presents a detailed assessment approach with respect to welded steel catenary risers, to
O\u27Donoghue, Padraic E., Leen, Sean B., Devaney, Ronan J., O'Donoghue, Padraic E.   +3 more
core   +1 more source

Sulfide stress cracking resistance of API-X100 high strength low alloy steel in H2S environments

, 2008
Sulfide Stress Cracking (SSC) resistance of the newly developed API-X100 High Strength Low Alloy (HSLA) steel was investigated in the NACE TM0177 "A" solution. The NACE TM0177 "A" solution is a hydrogen sulfide (H2S) saturated solution containing 5.0 wt.%
Almansour, Mansour A.
core  

Prestrain effect of anisotropic ductile damage in API grade X100 line pipe steel

, 2014
Dans le cadre de cette étude, l’influence de la pré-déformation sur l’anisotropie du comportement plastique et sur la ténacité d’un acier API X100 pour pipeline a été abordée.
Shinohara, Yasuhiro
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Three-dimensional Finite Element Analysis for Flying Shearing of X100 Hot-rolled Steel Plate

, 2014
Increasing demands for transporting oil and natural gas promote the developing and production of high-grade pipeline steel. The hot rolling is a vital process to produce the steel plate of pipe fabrication.
Zeng, Pan, Fang, Gang, Qian, Ling-yun
core   +1 more source

Mechanisms of pitting induced by containing Ce inclusions in X100 pipeline steel

Journal of Materials Research and Technology
Rare earth cerium (Ce) can reduce the pitting susceptibility and occurrence probability of X100 pipeline steel in a simulated marine environment by altering the characteristics and quantity of inclusions.
Xiangjun Liu, Changqiao Yang, Zhongqiao Ma, Jichun Yang, Huiping Ren, Xinfang Zhang, Zhen Zhao   +6 more
doaj   +1 more source

Ductile rupture of prestrained X100 pipeline steel sheets

, 2010
International audienceThe mechanical and damage behavior of a X100 steel after prestrain is studied in thiswork. Experimental results show both a plastic and rupture anisotropy: the T direction exhibits ahigher ultimate stress but the lowest ductility ...
Madi, Yazid, Morgeneyer, Thilo, F., Shinohara, Yasuhiro, Besson, Jacques   +3 more
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A Study on Phase Transformation of X100 Pipeline Steel during Continuous Cooling

Teshugang, 2010
The effect of cooling rate (0. 5 ~35℃/s) and strain (0. 3 ~ 0. 6) on structure of X100 pipeline steel (%： 0.06C, 0. 23Si, 1.90Mn, 0. 005P, 0.0003S, 0. 28 Mo, 0. 25 Ni, 0. 23 Cr, 0. 05 Nb, 0.02Ti, 0. 20Cu, 0.
周平, 兰亮云, 邱春林, 李四军, 高秀华, 刘相华   +5 more
doaj  

Effect of strain rate on stress corrosion cracking of X100 pipeline steel in environments with sulfate-reducing bacteria

, 2018
Pipelines installed in the seabed for long periods suffer from high stress levels, and the sea mud environment is complex because it contains various microorganisms that make pipelines prone to stress corrosion cracking (SCC).
Ming Wu, Ke Gong, Fei Xie, Guangxin Liu, Dan Wang   +4 more
core   +1 more source

Welding cooling rate effects on microstructure of an API 5l x100 steel [PDF]

, 2016
The aim of this work was to investigate the influence of five different cooling rates on properties of weld metal (WM) and heat affected zone (HAZ) of an API 5L X100 steel welded by GMAW.
Mazzaferro, Jose Antonio Esmerio, Machado, Ivan Guerra, Mazzaferro, Cintia Cristiane Petry, Freitas, Diego Aires de, Gonzalez, Arnaldo Ruben   +4 more
core  

Evolution of Microstructure of High-Grade Pipeline Steel

Teshugang, 2008
With  increasing  the  strength  and  toughness  of pipeline  steel,the  corresponding  evolution  of structure  is pearlite-ferrite(X65    grade),acicular    ferite(X80    grade),particle    bainite-ferrite(X100    grade)and    lower    bainite(X120 ...
doaj