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The Effects of Post-Weld Heat Treatment on the Microstructure and Mechanical Properties of 9% Ni Steel Weld Joint with Fe-Based Filler Material
Fe계 합금 용가재가 적용된 9% Ni강 용접 조인트의 미세조직과 기계적 특성에 미치는 용접 후 열처리의 영향
Kwangsu Choi, Hyo Yun Jung
최광수, 정효연
Korean J. Met. Mater. 2023;61(9):669-678.   Published online 2023 Aug 30
DOI: https://doi.org/10.3365/KJMM.2023.61.9.669

Abstract
A Fe-based filler material with the composition of Fe-20Ni-5Co-2.5Mn-0.2C was used for welding 9% Ni steel, and the effect of post-weld heat treatment on the microstructure and mechanical properties of the welded joints was investigated. Post-weld heat treatment of the welded joint was performed in the temperature range of 200..... More

                        
A Study on the Relationship between Microstructure and Impact Toughness with Different Heat Inputs and Post-Seam Annealing Temperatures in API X70 Electric Resistance Welded Steel Pipe
항복강도 70 ksi급 전기저항용접 강관의 입열량 및 심 어닐링 온도에 따른 미세조직과 저온충격인성 상관관계 고찰
Tae-Hun Kim, Chiwon Kim, Chan-Hee Lee, Jinseop Kwack, Donghyeon Jeon, Hyun-Uk Hong
김태훈, 김치원, 이찬희, 곽진섭, 전동현, 홍현욱
Korean J. Met. Mater. 2023;61(9):659-668.   Published online 2023 Aug 30
DOI: https://doi.org/10.3365/KJMM.2023.61.9.659

Abstract
In this study, the influence of heat input and post-seam annealing (PSA) temperature on the microstructure and impact toughness of electric resistance welded (ERWed) API X70 steel pipe was investigated. The ERW seam welds of pipes were fabricated with low, moderate, and high heat inputs, and followed by the PSA..... More

                        
Effect of Ni-based Fillers on Corrosion Resistance of Heat Affected Zone of Super Austenitic Stainless Steel (UNS S31254) Welded by GTAW
GTAW로 용접한 초내식성 오스테나이트계 스테인리스강 (UNS S31254) 열영향부의 내식성에 미치는 Ni계 용가재의 영향
Jin Sung Park, Dong Min Cho, Seung Gab Hong, Tae Ho Yun, Sung Jin Kim
박진성, 조동민, 홍승갑, 윤태호, 김성진
Korean J. Met. Mater. 2023;61(6):404-413.   Published online 2023 May 18
DOI: https://doi.org/10.3365/KJMM.2023.61.6.404

Abstract
The effect of Ni-based fillers on corrosion resistance of welded super austenitic stainless steel (SASS) was examined. The use of Ni-based fillers for gas tungsten arc welded SASS leads to the formation of fine Cr-Mo enriched phase in its weld unmixed zone, which makes it more susceptible to the localized..... More

                        
Variation of liquation cracking susceptibility for overaged 247LC superalloy repair weld heataffected zone
장시간 열간노출에 따른 247LC 초내열합금 보수용접 열영향부의 액화균열민감도 변화
Hye-Eun Jeong, Seong-Moon Seo, Eun-Joon Chun
정혜은, 서성문, 천은준
Korean J. Met. Mater. 2023;61(2):69-75.   Published online 2023 Jan 27
DOI: https://doi.org/10.3365/KJMM.2023.61.2.69

Abstract
In this study, the liquation cracking temperature range (LCTR) of over-aged 247LC superalloy repair welds was quantitatively evaluated using spot-Varestraint testing, especially for application in the repair weld heat-affected zone (HAZ). The metallurgical mechanism of the evaluated liquation cracking susceptibility and variation of the LCTRs of the over-aged 247LC superalloys..... More

                           Cited By 1
Evaluation and Prediction of Formation of Heat-Affected Zone and Mechanical Properties According to Welding Method of STS 316L/A516-70N Clad Plates
STS 316L/A516-70N 클래드 판재의 용접방법에 따른 열영향부 형성과 기계적 물성 특성 평가 및 예측
Cheolhong Hwang, Myungwoo Joe, Sunhwan Kim, Doohee Han, Kyunghoon Yoo, Sungwoong Kim, Youngjoo Kim, Sangyeob Lee, Joonsik Park
황철홍, 조명우, 김선환, 한두희, 유경훈, 김성웅, 김영주, 이상엽, 박준식
Korean J. Met. Mater. 2022;60(12):873-883.   Published online 2022 Nov 25
DOI: https://doi.org/10.3365/KJMM.2022.60.12.873

Abstract
Two welding methods of FCAW (Flux-cored arc welding) + FCAW, and FCAW + GTAW (Gas tungsten arc welding) were compared to identify effective routes for STS 316L/A516-70N clad stainless steel. Since the welding speed of the FCAW + GTAW welding method is slower than that of the FCAW + FCAW..... More

                           Cited By 3
Mechanical and Microstructural Behaviors of Gas Tungsten Arc Dissimilar Metal Welds of High-Mn Steel and Stainless Steel 316L Using Various Fillers for Cryogenic Fuel Tanks
극저온 연료탱크용 고망간강과 스테인리스강 316L 이종금속 용접부의 가스텅스텐아크 용접재료별 기계적 성질 및 미세조직
Chulho Cho, Seongkil Nam, Sunghoon Yu, Myeonghwan Choi, Namhyun Kang
조철호, 남성길, 유성훈, 최명환, 강남현
Korean J. Met. Mater. 2022;60(9):673-684.   Published online 2022 Aug 30
DOI: https://doi.org/10.3365/KJMM.2022.60.9.673

Abstract
The gas tungsten arc (GTA) weldability of high-Mn (HMn) steel and austenitic stainless steel (STS) 316L using dissimilar metal welds (DMWs) was investigated, to fabricate a fuel tank for an LNG-fueled ship. Three types of welding fillers, HMn steel, STS 309LMo and Inconel 625, were applied to the DMWs. The..... More

                           Cited By 2
Effects of Electro-force Control on the Microstructure and Welding Characteristic During Resistance Spot Welding
Al 5052-H32 합금의 저항 점 용접 시 가압력 제어 방식에 따른 미세조직 및 용접특성 비교
Wonho Kim, Jaehun Kim, Hyunuk Jun, Jaewon Kim, Eunkyung Lee, Changwook Ji
김원호, 김재훈, 전현욱, 김재원, 이은경, 지창욱
Korean J. Met. Mater. 2022;60(5):350-359.   Published online 2022 Apr 22
DOI: https://doi.org/10.3365/KJMM.2022.60.5.350

Abstract
Recently, lightweight vehicle bodies are in increasing demand to satisfy exhaust gas and environmental regulations around the world. In particular, aluminum alloys are widely used to manufacture lightweight parts, because of their excellent properties including corrosion resistance and mechanical properties. After the forming process, the welding process is important for..... More

                        
Evaluation of Liquation Cracking Susceptibility of CM247LC Superalloy Repair Welds via Pre-Weld Varestraint Test
Pre-weld Varestraint 시험을 이용한 CM247LC 초내열합금 보수용접부 액화균열 민감도 평가
Ye-Seon Jeong, Jingon Jeong, Se-Yun Kim, Sung-Hwan Bae, Uijong Lee, Hyungsoo Lee, Seong-Moon Seo, Eun-Joon Chun
정예선, 정진곤, 김세윤, 배성환, 이의종, 이형수, 서성문, 천은준
Korean J. Met. Mater. 2022;60(4):272-281.   Published online 2022 Mar 28
DOI: https://doi.org/10.3365/KJMM.2022.60.4.272

Abstract
In this study, the liquation cracking susceptibility in the heat-affected zone of CM247LC superalloy gas turbine blades during repair welding was quantitatively evaluated using a newly developed pre-weld Varestraint test method. The repair welding geometry was replicated through Varestraint tests for the pre-weld bead. The liquation cracking susceptibility, that is,..... More

                           Cited By 4
Effect of Repeated Repair Welding on the Mechanical Properties and Pitting Corrosion Resistance of Super Duplex Stainless Steel
슈퍼듀플렉스 스테인리스강의 반복 수정용접이 기계적 물성과 공식저항성에 미치는 영향
Yusung Kim, Seongkil Nam, Myeonghwan Choi, Namhyun Kang
김유성, 남성길, 최명환, 강남현
Korean J. Met. Mater. 2022;60(2):114-123.   Published online 2022 Jan 12
DOI: https://doi.org/10.3365/KJMM.2022.60.2.114

Abstract
The study investigated the effect of repeated repair welding on the mechanical properties and pitting corrosion resistance of 25% Cr super duplex stainless steels (UNS S32750). The test coupons were prepared by gas tungsten arc welding (GTAW) with ER2594 filler metal and repaired 3-times at the same weld locations, where..... More

                        
The Effect of Preheating Current on the Melting Behavior of Bolt Projection Welding of Al-Si Coated Hot-Stamped Boron Steel
Al-Si 도금된 핫스탬핑 보론강의 볼트 프로젝션 용접시 예열 통전이 용융 거동에 미치는 영향
Jae-Hun Kim, Hyun-Uk Jun, Joo-Yong Cheon, Jae-won Kim, Jae-deuk Kim, Changwook Ji
김재훈, 전현욱, 천주용, 김재원, 김재득, 지창욱
Korean J. Met. Mater. 2021;59(12):893-903.   Published online 2021 Nov 19
DOI: https://doi.org/10.3365/KJMM.2021.59.12.893

Abstract
This study evaluated the effect of preheating on early stage melting behavior of a Al-Si coated hot stamped boron steel bolt during projection welding. A large amount of heat was generated in the early stage of projection welding. Because of the large heat generation, a rapid collapse of the projection..... More

                           Cited By 2
Effects of Rotation Speed on Microstructure and Mechanical Properties in Ti/Cu Dissimilar Friction Stir Welding
Ti/Cu 이종 마찰 교반 용접 시 미세조직과 기계적 특성에 미치는 회전속도의 영향
Yong-Jae Lee, Won-Ki Jung, Se-Eun Shin, Dong-Geun Lee
이용재, 정원기, 신세은, 이동근
Korean J. Met. Mater. 2021;59(12):886-892.   Published online 2021 Nov 19
DOI: https://doi.org/10.3365/KJMM.2021.59.12.886

Abstract
The dissimilar welding of titanium and copper by fusion welding is very difficult because the melting points of the materials are very highly different and strong brittle intermetallic compounds (IMCs) can be easily produced in welded zone and heat-affected zone, etc. Friction stir welding was employed as a type of..... More

                           Cited By 3
Effect of Low Transformation Temperature Welding Consumable on Microstructure, Mechanical Properties and Residual Stress in Welded Joint of A516 Carbon Steel
Sungki Choi, Junsang Lee, Jae-Yik Lee, Seung-Kyun Kang, Young-Cheon Kim, Seung-Joon Lee, Dongil Kwon
Korean J. Met. Mater. 2021;59(8):524-532.   Published online 2021 Jul 5
DOI: https://doi.org/10.3365/KJMM.2021.59.8.524

Abstract
The microstructure, mechanical properties and residual stress of flux-cored arc welded ASTM A516-70N carbon steel using a Mn-based low-temperature transformation (LTT) welding consumable were investigated. Microstructural analysis with X-ray diffraction, an electron backscattered diffractometer and a field-emission scanning electron microscope showed that the LTT weld metal was made up of..... More

                           Cited By 1
Evaluation of Liquation Cracking Behavior and Susceptibility in Heat-Affected Zone of CM247LC Superalloy Welds for Turbine Blade Application
CM247LC 초내열합금 터빈 블레이드 용접 열영향부의 액화균열 발생 거동 및 민감도 평가
Ye-Seon Jeong, Kyeong-Min Kim, Uijong Lee, Hyungsoo Lee, Seong-Moon Seo, Eun-Joon Chun
정예선, 김경민, 이의종, 이형수, 서성문, 천은준
Korean J. Met. Mater. 2020;58(12):875-886.   Published online 2020 Dec 4
DOI: https://doi.org/10.3365/KJMM.2020.58.12.875

Abstract
In this study, the weldability of the as-cast CM247LC superalloy for turbine blade applications was metallurgically evaluated in terms of its hot cracking behavior and susceptibility. For this purpose, a real blade was manufactured using a directional solidification casting process, and gas tungsten arc welding was performed at the tip..... More

                           Cited By 9
Effect of Electrode Patterning on Melting Behavior and Electrode Degradation in Resistance Spot Welding of A6014-T4 Alloy
A6014-T4 합금 소재의 저항 점 용접 시 용융 거동 및 전극 열화에 미치는 전극 패터닝 효과
Hyun-Uk Jun, Jae-Hun Kim, Jae Won Kim, Eun-Kyung Lee, Yang-Do Kim, Changwook Ji
전현욱, 김재훈, 김재원, 이은경, 김양도, 지창욱
Korean J. Met. Mater. 2020;58(12):863-874.   Published online 2020 Dec 4
DOI: https://doi.org/10.3365/KJMM.2020.58.12.863

Abstract
In this study, the effects of electrode surface design on the resistance spot weldability and degradation of the electrode following resistance spot welding (RSW) of aluminum 6014-T4 alloy were investigated. A new patterning method that can be produced through repetitive pressurization was applied to the electrode, producing a lattice-like pattern..... More

                           Cited By 5
Effect of Hot Stamping Heat Treatment Temperature on Resistance Spot Weldability of Al-10% Si Coated 30MnB5 Steel
핫스탬핑 열처리 온도가 Al-10% Si 도금 30MnB5 강의 점용접성에 미치는 영향
Seong Guk Son, Yeonjung Hwang, Chang Wook Lee, Ji Hong Yoo, Minsu Choi
손성국, 황연정, 이창욱, 유지홍, 최민수
Korean J. Met. Mater. 2019;57(12):778-786.   Published online 2019 Oct 8
DOI: https://doi.org/10.3365/KJMM.2019.57.12.778

Abstract
Hot stamping is the most efficient manufacturing process to produce high strength automotive parts with reduced springback. Recently, 30MnB5 steel has been developed for hot stamping steel which can provide above 1700 MPa. However, resistance spot weldability of this steel is insufficient due to the need for a large amount..... More

                           Cited By 4
Study on the Effect of the Localized Electrode Degradation on Weldability During an Electrode Life Test in Resistance Spot Welding of Ultra-High Strength Steel
초고강도강 저항 점용접 연속타점시 전극의 국부적 합금화 현상이 용접품질 저하에 미치는 영향 연구
Jae-Won Kim, Siva Prasad Murugan, Nam Hyun Kang, Yeong-Do Park
김재원, Siva Prasad Murugan, 강남현, 박영도
Korean J. Met. Mater. 2019;57(11):715-725.   Published online 2019 Nov 5
DOI: https://doi.org/10.3365/KJMM.2019.57.11.715

Abstract
Evaluation of electrode degradation in resistance spot welding of 1180TRIP steel was carried out through an electrode life test, and weldability testing was performed by the measurement of the nugget size, the peak load analysis and the measurement of the electrode tip size at 30 intervals. Analysis of the change..... More

                           Cited By 5
Mechanical Performance and Microstructure of Resistance Element Welds of Dissimilar Metals Created with a Headless Rivet
Young Hyun Oh, Hyun Jung Ryu, Taejung Kim, Minsu Choi, Taeseon Lee
Korean J. Met. Mater. 2019;57(11):708-714.   Published online 2019 Oct 8
DOI: https://doi.org/10.3365/KJMM.2019.57.11.708

Abstract
Resistance Element Welding (REW) is a novel processing technology developed to join dissimilar materials such as aluminum and steel. It uses an auxiliary steel rivet (element) inserted into an aluminum sheet that forms a resistance spot weld with the steel sheet, and the aluminum work piece is mechanically joined by..... More

                           Cited By 5
Study of the Corrosion Behaviour, Liquid Metal Embrittlement and Resistance Spot Weldability of Galvannealed Hot Stamping Steel
합금화 용융아연도금 핫스탬핑강의 자동차 차체 적용을 위한 부식 거동, 액상금속취화현상 및 점용접성 연구
Yeonjung Hwang, Chang Wook Lee, Ga-Young Shin, Ji Hong Yoo, Minsu Choi
황연정, 이창욱, 신가영, 유지홍, 최민수
Korean J. Met. Mater. 2019;57(3):193-201.   Published online 2019 Feb 8
DOI: https://doi.org/10.3365/KJMM.2019.57.3.193

Abstract
The hot stamping process is beneficial for fabricating high strength automotive parts without spring back. To suppress high temperature oxidation and decarburization, it is necessary to coat the hot stamping steel. In the present work, the performance of galvannealed coated (GA) hot stamped steel was evaluated. During cyclic corrosion tests,..... More

                           Cited By 7
Impact Toughness and Softening of the Heat Affected Zone of High Heat Input Welded 390 MPa Yield Strength Grade TMCP Steel
항복강도 390 MPa급 가공열처리강 대입열용접 열영향부 충격인성 및 연화현상
Kook-Soo Bang, Young-Ho Ahn, Hong-Chul Jeong
방국수, 안영호, 정홍철
Korean J. Met. Mater. 2018;56(11):796-804.   Published online 2018 Nov 5
DOI: https://doi.org/10.3365/KJMM.2018.56.11.796

Abstract
The Charpy impact toughness of the heat affected zone (HAZ) of electro gas welded 390 MPa yield strength grade steel, manufactured by a thermo mechanically controlled process, was investigated. The effects of added Nb on the toughness of the steel and the factors influencing scatter in toughness are discussed in..... More

                           Cited By 1
Evaluation on Reheat Cracking of Multi-pass Weld Metal of YP 690 QT Steel
해양플랜트용 YP 690 MPa급강 다층 용접부의 재열 균열 특성 평가
Yong Taek Shin, Young Ju Jo
신용택, 조영주
Korean J. Met. Mater. 2018;56(8):580-588.   Published online 2018 Aug 5
DOI: https://doi.org/10.3365/KJMM.2018.56.8.580

Abstract
This study evaluated the relationship between reheat cracking that occurs in the reheated weld zone formed by subsequent multi-pass welding and the preheat/interpass temperature. The multi-pass weldment was YP 690 MPa high-strength steel, which is used in mobile offshore platform units. The welding process was flux-cored arc welding (FCAW), which..... More

                        
Characterization of Microstructures and Creep Fracture Characteristics of Dissimilar Metal Welds between Inconel 740H Ni-Based Superalloy and Gr.92 Ferritic Steel
니켈기 Inconel 740H 초내열합금과 고Cr계 Gr.92 내열강의 이종금속 용접부의 미세조직 및 크리프 파단 특성
Kyeong-Yong Shin, Ji-Won Lee, Jung-Min Han, Kyong-Woon Lee, Byeong-Ook Kong, Hyun-Uk Hong
신경용, 이지원, 한정민, 이경운, 공병욱, 홍현욱
Korean J. Met. Mater. 2018;56(5):375-383.   Published online 2018 May 8
DOI: https://doi.org/10.3365/KJMM.2018.56.5.375

Abstract
Microstructure evolution and the creep fracture characteristics of dissimilar welds between Ni-based superalloy Inconel 740H and High Cr ferritic steel Gr.92 were investigated. The dissimilar welds were fabricated by shielded metal arc (SMA) welding process with Ni-based austenitic Inconel 182 superalloy. Postweld heat treatment at 760 oC for 4 hours..... More

         Cited By 6
Effects of Welding Consumables on the Solidification Cracking in SAW Weld Metal of Medium Carbon Steel
중탄소강 SAW 용접금속의 응고 균열 발생에 미치는 용접재료의 영향
Kook-soo Bang, Woo-hyun Song, Hong-chul Jung
방국수, 송우현, 정홍철
Korean J. Met. Mater. 2018;56(2):137-145.   Published online 2018 Feb 5
DOI: https://doi.org/10.3365/KJMM.2018.56.2.137

Abstract
The effects of submerged-arc welding consumables, wire and flux, on solidification cracking in the weld metal of medium-carbon steel were investigated. It showed that weld metal with a greater amount of C, S, and P had a wider brittleness temperature range, BTR, which resulted in longer total and maximum crack..... More

      
Effect of Aluminum Welding Wire Mg Content on the Mechanical Properties of Al 5083 Alloy Weld Metal
Al 5083 합금 용접부의 기계적 물성에 미치는 Mg의 영향
Dongyoon Kim, Dongcheol Kim, Munjin Kang, Young-Min Kim
김동윤, 김동철, 강문진, 김영민
Korean J. Met. Mater. 2017;55(10):716-723.   Published online 2017 Sep 28
DOI: https://doi.org/10.3365/KJMM.2017.55.10.716

Abstract
A new aluminum welding wire with 0.8 wt% higher in Mg content was developed and compared with commercial welding wire of the 5000 series. The weldability of the Al5083 base material was evaluated using high current metal inert gas (MIG) welding, using the developed Al5183 and commercial Al5183 welding wire...... More

      
Evaluation of Mechanical Property for Welded Austenitic Stainless Steel 304 by Following Post Weld Heat Treatment
STS304의 후열처리에 따른 용접부 미세조직과 기계적 특성 평가
Daehan Jang, Kwangyoon Kim, Hyoung Chan Kim, Jong Bae Jeon, Dae-Geun Nam, Keun Yong Sohn, Byung Jun Kim
장대한, 김광윤, 김형찬, 전종배, 남대근, 손근용, 김병준
Korean J. Met. Mater. 2017;55(9):664-670.   Published online 2017 Aug 30
DOI: https://doi.org/10.3365/KJMM.2017.55.9.664

Abstract
Austenitic stainless steels have excellent mechanical property and corrosion resistance, and are for these reasons used in demanding applications such as power plant, nuclear reactor and off-shore plant. Especially, austenitic stainless steel 304 (STS304) is mainly used as a pipe material in nuclear power plants. Submerged arc welding (SAW) is..... More

         Cited By 7
Growth Behavior of Intermetallic Compound in Dissimilar Al-Cu Joints Under Direct Current
알루미늄-구리 이종 도체 접합부에서 직류 전기 인가에 따른 금속간화합물의 성장 거동
Jeong-Ik Kim, Sung-woo Jin, Jinwook Jung, Hyun-Min Sung, Hye-Jin Jeong, Siwook Park, Ju-Won Park, Heung Nam Han
김정익, 진성우, 정진욱, 성현민, 정혜진, 박시욱, 박주원, 한흥남
Korean J. Met. Mater. 2017;55(6):372-378.   Published online 2017 Jun 1
DOI: https://doi.org/10.3365/KJMM.2017.55.6.372

Abstract
Aluminum conductors are increasingly replacing copper because Al has lower cost and lighter weight, and consequently the demand for Al-Cu joints for industrial applications is growing. However, an intermetallic compound is known to grow at the Al-Cu interface, and will result in fracture if it grows above a critical thickness...... More

         Cited By 2
Effects of Nitrogen Content on the HAZ Softening of Ti-Containing High Strength Steels Manufactured by Accelerated Cooling
Ti 첨가 가속냉각형 고장력강의 용접열영향부 연화에 미치는 질소함량의 영향
Kook-soo Bang, Ho-shin Jung, Chan Park
방국수, 정호신, 박찬
Korean J. Met. Mater. 2017;55(3):191-197.   Published online 2017 Mar 3
DOI: https://doi.org/10.3365/KJMM.2017.55.3.191

Abstract
The effects of nitrogen content on the HAZ softening of Ti-containing high strength steels manufactured by accelerating cooling were investigated and interpreted in terms of the microstructures in the softening zone. Regardless of their content, all of the steels investigated showed a softened zone 9-10 mm wide. The minimum hardness..... More

      
Analysis of Deformation and Failure Behaviors of TIG Welded Dissimilar Metal Joints Using Miniature Tensile Specimens
소형 인장시편을 이용한 TIG 용접된 이종금속 접합부의 변형 및 파괴거동 분석
Ji-Hwan Shin, Nabeel Jahanzeb, Min-Seong Kim, Ji-Hyun Hwang, Shi-Hoon Choi
신지환, Nabeel Jahanzeb, 김민성, 황지현, 최시훈
Korean J. Met. Mater. 2017;55(2):125-131.   Published online 2017 Feb 2
DOI: https://doi.org/10.3365/KJMM.2017.55.2.125

Abstract
The deformation and failure behaviors of dissimilar metal joints between SS400 steel and STS316L steel were investigated. The dissimilar metal joints were fabricated using the tungsten inert gas (TIG) welding process with STS309 steel as a filler metal. The microstructures of the dissimilar metal joints were investigated using an optical..... More

         Cited By 3
Casting/Solidification/Heat Treatment
Microstructure and Mechanical Properties of Inconel 625 Alloy on Low Carbon Steel by Heat Treatment after Overlay Welding
저합금강의 인코넬 625 육성용접 후 열처리에 따른 미세조직 및 기계적 특성
Seungpil Kim, Jaeho Jang, Jungsoo Kim, Byung Jun Kim, Keun Yong Sohn, Dae-Geun Nam
김승필, 장재호, 김정수, 김병준, 손근용, 남대근
Korean J. Met. Mater. 2016;54(8):585-591.   Published online 2016 Aug 5
DOI: https://doi.org/10.3365/KJMM.2016.54.8.585
Abstract
Overlay welding technique is one of methods used to improve metal mechanical properties such as strength, toughness and corrosion resistance. Generally, Inconel 625 alloy is used for overlay welding layer on low carbon steels for economic consideration. However, the method produces some problems in the microstructure of the cast structure... More
         Cited By 2
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