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Keywords: local PWHT
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Journal Articles

Optimization of Temperature Field by Differentiating Number of Circumferential Control Zones in Local Post Weld Heat Treatment on 9%Cr Heat-Resistant Steel Pipe

Fan Zhou, Xue Wang, Qiang Xu, Da Zhang
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol. February 2023, 145(1): 011507.
Paper No: PVT-22-1098
https://doi.org/10.1115/1.4055524
Published Online: November 8, 2022
... steel pipelines local PWHT temperature field control zones National Natural Science Foundation of China 10.13039/501100001809 52174370 In order to save energy and reduce pollution, thermal power generations incline to improve the power generation efficiency by increasing...
View Articletitled, Optimization of Temperature Field by Differentiating Number of Circumferential Control Zones in Local Post Weld Heat Treatment on 9%Cr Heat-Resistant Steel Pipe
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Topics: Pipes, Temperature, Heat treating (Metalworking), Pipelines, Steel
Journal Articles

Reducing Full-Field Residual Stress of Girth Weld With Thick Wall by Combining Local PWHT and Water Jet Peening

Yun Luo, Qian Zhang, Hong-Xiang Zheng, Wenchun Jiang
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol. December 2022, 144(6): 061302.
Paper No: PVT-21-1092
https://doi.org/10.1115/1.4054301
Published Online: May 6, 2022
... and luoyun@upc.edu.cn 29 05 2021 07 04 2022 06 05 2022 welding residual stresses local PWHT water jet peening thick wall With the deterioration of global resource quality, the pressure equipment is gradually developing in the extreme direction of high temperature, high...
View Articletitled, Reducing Full-Field Residual Stress of Girth Weld With Thick Wall by Combining Local PWHT and Water Jet Peening
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Topics: Heat treating (Metalworking), Residual stresses, Shot peening, Stress, Water, Welding, Finite element analysis
Journal Articles

Effect of Internal Air Flow on Local Postweld Heat Treatment for Large Diameter ASME P92 Steel-Welded Pipes

Lei Hu, Shumin Yu, Qunshuang Ma, Bing Cui, Zhenyu Zhang, Chen Zhu
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Technical Briefs
J. Pressure Vessel Technol. February 2020, 142(1): 014503.
Paper No: PVT-18-1187
https://doi.org/10.1115/1.4045486
Published Online: November 27, 2019
... on the inside surface of the pipe when the pipe is not strictly sealed off. Welding and local PWHT experiments of a large diameter P92 steel pipe were conducted both with and without internal air flow, and temperature field of both sides of the pipe was measured. The conjugate heat transfer between the pipe...
View Articletitled, Effect of Internal Air Flow on Local Postweld Heat Treatment for Large Diameter ASME P92 Steel-Welded Pipes
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Topics: Air flow, Heat treating (Metalworking), Pipes, Steel, Temperature, Heat transfer, Temperature gradient