Results 1 to 10 of about 35,826 (212)

Why do cracks occur in the weld joint of Ti-22Al-25Nb alloy during post-weld heat treatment?

Frontiers in Materials, 2023
Ultrasonic pulse frequency tungsten inert gas welding technology was adopted to join Ti-22Al-25Nb alloy. There were some cracks in the Ti-22Al-25Nb alloy weld joint after post-weld heat treatment.
Ling Shao, Ling Shao, Ling Shao, Xinyu Zhang, Yingwei Chen, Liu Zhu, Liu Zhu, Sujun Wu, Qijie Liu, Weiwei Li, Weiwei Li, Na Xue, Na Xue, Zhibiao Tu, Zhibiao Tu, Tianle Wang, Jitang Zhang, Jitang Zhang, Sheng Dai, Sheng Dai, Xinxing Shi, Mengliang Chen   +21 more
doaj   +3 more sources

Mechanical Property Improvement in Dissimilar Friction Stir Welded Al5083/Al6061 Joints: Effects of Post-Weld Heat Treatment and Abnormal Grain Growth. [PDF]

Materials (Basel), 2021
Baghdadi AH, Sajuri Z, Keshtgar A, Mohd Sharif N, Rajabi A.   +4 more
europepmc   +3 more sources

PENGARUH VARIASI SUHU POST WELD HEAT TREATMENT ANNEALING TERHADAP SIFAT MEKANIS MATERIAL BAJA EMS-45 DENGAN METODE PENGELASAN SHIELDED METAL ARC WELDING (SMAW)

Sainteknol, 2012
Penelitian ini bertujuan Untuk mengetahui nilai kekerasan Vickers material Baja EMS-45 sebelum proses pengelasan dan setelah dilakukan proses pengelasan tanpa post weld heat treatment annealing, Untuk mengetahui berapakah suhu optimal post weld heat ...
Rusiyanto Rusiyanto, Widi Widayat, Danang Dwi Saputro   +2 more
doaj   +1 more source

Optimization Study of Post-Weld Heat Treatment for 12Cr1MoV Pipe Welded Joint

Metals, 2021
In order to clarify the role of different post-weld heat treatment processes in the manufacturing process, welding tests, post-weld heat treatment tests, and finite element analysis (FEA) are carried out for 12C1MoV steel pipes. The simulated temperature
Zichen Liu, Xiaodong Hu, Zhiwei Yang, Bin Yang, Jingkai Chen, Yun Luo, Ming Song   +6 more
doaj   +1 more source

Effect of heat treatment atmospheres on microstructure evolution and corrosion resistance of 2205 duplex stainless steel weldments

Scientific Reports, 2023
The effects of post heat treatment atmosphere on microstructure and corrosion resistance of duplex stainless steel welded joints were investigated. Post weld heat treatment (PWHT) was carried out with and without protective atmospheres.
Abdelkarim Yousif Mohamed, Ahmed Hussein Abdelraheem Mohamed, Z. Abdel Hamid, Ahmed Ismail Zaky Farahat, A. E. El-Nikhaily   +4 more
doaj   +1 more source

Effect of Heat Treatment on the Microstructure and Mechanical Properties of Rotary Friction Welded Dissimilar IN718 to SS304L Alloys

Applied Sciences, 2023
The present study investigated the effect of heat treatment (pre- and post-weld) on the microstructure and mechanical properties of an SS304L/IN718 dissimilar rotary friction welded alloy.
Perumandla Pavan, Mahesh Kumar Talari, Nagumothu Kishore Babu, Ateekh Ur Rehman, Prakash Srirangam   +4 more
doaj   +1 more source

Evolution of the Heterogeneous Microstructure of a 12Cr1MoV Welded Joint after Post-Weld Heat Treatment and Its Effect on Mechanical Properties

Metals, 2023
The non-uniformity of microstructures and mechanical properties across a whole welded joint is a crucial factor leading to its weakening performance and premature failure.
Bin Yang, Guanghua Sun, Xiaodong Hu, Zichen Liu, Xuefang Xie, Wei Peng, Xiaoming Shao   +6 more
doaj   +1 more source

Influence of Post-Welding Heat Treatment on the Corrosion Behavior of a 2050-T3 Aluminum-Copper-Lithium Alloy Friction Stir Welding Joint [PDF]

, 2011
The corrosion behavior of a Friction Stir Welding joint in 2050-T3 Al-Cu-Li alloy was studied in 1 M NaCl solution and the influence of T8 post-welding heat treatment on its corrosion susceptibility was analyzed.
Cassada, Chen, Christine Blanc, Danford, Eric Andrieu, Grégory Odemer, Jéro^me Delfosse, Joël Alexis, Loïc Lacroix, Thomas, Vincent Proton   +10 more
core   +2 more sources

Post weld heat treatment effects on SMSS deposit mechanical properties [PDF]

, 2015
Supermartensitic stainless steels have been developed as an alternative technology, mainly for oil and gas industries. In these steels, the post-weld heat treatments are usually double tempering treatments, to ensure the complete tempering of martensite ...
Zappa, Sebastián, Carlón, Jeremías, Svoboda, Hernán Gabriel, Surian, Estela   +3 more
core   +5 more sources

Characterization of the mechanical behaviour of both fusion zone and base metal of electron beam welded TA6V titanium alloy [PDF]

, 2010
The fusion zone of an electron beam welded Ti-6Al-4V alloy presents a a' martensitic structure which leads to a change of mechanical properties. Starting from two manufacturing processing routes for the alloy (1) a b processing followed by the weld ...
Andrieu, Eric, Audion, Sylvain, Buirette, Christophe, Huez, Julitte, Pérusin, Simon   +4 more
core   +3 more sources