Research Papers A Review on Effects of Weld Porosity in Laser-Arc Hybrid Welding for Aluminum Alloys

Seong hyun Kim, Jae-Deuk Kim, Hyun-Uk Jun, Joo Yong Cheon, Seungjong Yun, Yangdo Kim, Changwook Ji

J Weld Join. 2023;41(5):358-366.

Research Papers Effect of Process Parameters and Nugget Growth Rate on Liquid Metal Embrittlement (LME) Cracking in the Resistance Spot Welding of Zinc-Coated Steels

WooSung Jin, Arun Lalachan, Siva Prasad Murugan, Changwook Ji, Yeong-do Park

J Weld Join. 2022;40(6):464-477.

Research Papers Effect of Top Sheet Materials on Joint Performance of Self-Piercing Riveting

Md Abdul Karim, Siva Prasad Murugan, KiMan Bae, Jongjin Baek, Changwook Ji, Wooram Noh, Han-Ju Lee, Will Jang, Duck Bong Kim, Yeong-Do Park

J Weld Join. 2022;40(6):512-524.

Research Papers Effect of Heat Treatment Conditions on Resistance Spot Weldability of 1.8 GPa-grade Al-Si Coated Hot Stamping Boron Steel

Jaehun Kim, Hyunuk Jun, Wonho Kim, Jooyong Cheon, Jaedeuk Kim, Ilguk Jo, Changwook Ji

J Weld Join. 2022;40(4):311-321.

Review Papers Trend of Resistance Spot Welding Technology of Al-Si Coated Hot-Stamped Boron Steel for Automobile Body

Wonho Kim, Changwook Ji

J Weld Join. 2022;40(2):187-197.

Review Papers Recent Trends to Improve Laser Weldability of Al-Si coated Hot-stamped Boron Steel

Hyunuk Jun, Changwook Ji

J Weld Join. 2022;40(2):175-186.

Review Papers Review on the Wire Arc Additive Manufacturing Process and Trends in Non-ferrous Alloys

Jae-Deuk Kim, Joo Yong Cheon, Changwook Ji

J Weld Join. 2021;39(6):603-612.

Research Papers Dimension Precision and Uniformability Depending on the Interpass Distance Variation of Automated-Wire Arc Additive Manufacturing using 5 Cr-4 Mo Tool Steel Alloy

Jae-Deuk Kim, Jae Won Kim, Joo Yong Cheon, Sungwook Kang, Yeong-Do Park, Changwook Ji

J Weld Join. 2021;39(6):613-624.

Research Papers A Study on the Correlation between Bead Geometry and Tensile Strength of Single Lap jointed Dissimilar Combinations through Regression Analysis

Jae Won Kim, Jae-Hwang Kim, Kwang-jin Lee, Sung-Wook Kang, Changwook Ji

J Weld Join. 2021;39(2):159-166.

Research Papers Comparison of Weldability Misalignment between Rivets and Electrodes in Aluminum/Steel Resistance Element Welding

Hyun-Uk Jun, Jae Won Kim, Jae-Hun Kim, Kwang-Weon Lee, Jooyong Cheon, Changwook Ji

J Weld Join. 2021;39(1):51-58.

Research Papers Determination of Optimal Weld Parameter for Joining Titanium Alloys by Gas Tungsten Arc Welding using Taguchi Method

Nazmul Huda, Jae Won Kim, Changwook Ji, Dae-Geun Nam, Yeong-Do Park

J Weld Join. 2021;39(1):81-88.

Research Papers The Effect of Pre-Welding on Nugget Growth Behavior and Weldability for the Resistance Spot Welding of A6014 - T4 Alloy

Hyun-Uk Jun, Jae-Hun Kim, Joo-Yong Cheon, Young-Gon Kim, Yang-Do Kim, Changwook Ji

J Weld Join. 2020;38(2):203-210.

Research Papers Effect of the Melting Behavior of the Coating Layer on Weldability in the Bolt Projection Resistance Welding of Al-Si Coated Hot-Stamped Boron Steel

Jae-Hun Kim, Hyun-Uk Jun, Joo-Yong Cheon, Yang-Do Kim, Changwook Ji

J Weld Join. 2020;38(1):33-40.

Research Papers A Study on the Effect of Wire Composition on Welding with Gap and Offset in Cold Metal Transfer (CMT) GMAW

Md. R. U. Ahsan, Taehoon Kim, Duck bong Kim, Changwook Ji, Yeong-Do Park

J Weld Join. 2018;36(5):12-18.

Research Papers The Resistance Spot Weldability of a Stainless Steel/Aluminium/Low Carbon Steel 3-Ply Clad Sheet

Siva Prasad Murugan, Muralimohan Cheepu, Vijeesh Vijayan, Changwook Ji, Yeong-Do Park

J Weld Join. 2018;36(1):25-33.

Research Papers A Comparative Study of Weldable Current Range on AC and MFDC Resistance Spot Welding for 440 MPa Grade Steel Sheet

ChangWook Ji, Chansu Park, Chiho Kim, Yongjoon Cho, Dongjin Oh, Myung-Hyun Kim, Yang-Do Kim, Yeong-Do Park

J Weld Join. 2017;35(1):34-42.

Research Papers A comparative study of constant current control and adaptive control on electrode life time for resistance spot welding of galvanized steels

Jeong-Chul Seo, Il-Dong Choi, Hong-Rea Son, Changwook Ji, Chiho Kim, Sung-Bu Suh, Jinseok Seo, Yeong-Do Park

J Weld Join. 2015;33(2):47-55.

Special Issues Evaluation on Mechanical Properties with Welding Processes for Off Shore Wind Tower Application

Changwook Ji, Chul Young Choi, Dae-Geun Nam, Hyoung Chan Kim, Jae Ho Jang, Ki Hyuk Kim, Yeong-Do Park

J Weld Join. 2014;32(1):15-21.

Research Papers Analysis of Microstructure for Resistance Spot Welded TRIP Steels using Atomic Force Microscope

Chul Young Choi, ChangWook Ji, Dae-Geun Nam, Jaeho Jang, Soon Kook Kim, Yeong-Do Park

Journal of KWJS. 2013;31(1):43-50.