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2021年度秋季全国大会

Displaying 1-50 of 158 articles from this issue

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Development of automatic welding method for square steel pipe at construction sites

Takashi YASHIMA, Junichi ONO, Takashi YOKOYAMA, Masahiro YOKOTA, Keito ...

Pages 2-3
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_2

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Development of Plasma Arc Welding Method for Hull Steel Plate by Using Plasma Welding Carriage and Arc Tracking Type Back Shield Carriage

Takanori HARIGAYA, Noboru KIJI, Takashi KOIKE, Tadash HOSHINO

Pages 4-5
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_4

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The robustness of arc welding for 980MPa hot rolled steel shee

GAO Li, Keisuke KINOSHITA, Yuji HAMAGUCHI, Taishi TARUI

Pages 6-7
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_6

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Study on high quality and high efficiency GMA welding using external magnetic field

-Influence of alternative magnetic field on arc shape and bead shape-

Shoichi MATSUDA, Yasushi TANAHARA, Manabu TANAKA

Pages 8-9
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_8

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Study of welding conditions in TIG welding of copper

Takayuki NISHI, Yo OBAYASHI, Hiroshi KAWAKAMI, Takashi ARAKI

Pages 10-11
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_10

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TIG welding of Al/Cu dissimilar thin plates using a constricted nozzle

[in Japanese], Kazuhiro ITO, Makoto TAKAHASHI, Manabu TANAKA, NGUYEN ...

Pages 12-13
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_12

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Hazard of blue-light emitted during AC pulsed gas metal arc welding of aluminum alloy thin plates

Shotaro ISHIOKA, Hitoshi NAKASHIMA, Jyunya TAKAHASHI, Naoya TOMONAGA, ...

Pages 14-15
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_14

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Application to one side welding of hybrid tandem MAG welding process

Tsuyoshi MIWA, Kei YAMAZAKI, Takayuki YOTSUZUKA

Pages 16-17
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_16

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Effect of additive gas (O₂,CO₂) of shielding gas on GMA welding

- Effect of additive gas on metal transfer modes in GMA welding (1st Report)-

Yu-ichi IKEGAMI, Takao TAKA, Takashi YOKOYAMA

Pages 18-19
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_18

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Effects of alkaline elements on the metal transfer behavior in metal cored arc welding

Ngoc Quang TRINH, Shinichi TASHIRO, [in Japanese], Tetsuo SUGA, [in ...

Pages 20-21
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_20

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The aim of this study was to clarify the effects of adding a small amount of an alkaline element to the wire in metal cored arc welding (MCAW) on the metal transfer process.

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Numerical investigation for dominant factors in slag transfer process during metal active gas welding using particle-based simulation

Takamasa FUKAZAWA, Hisaya KOMEN, Masaya SHIGETA, Manabu TANAKA

Pages 22-23
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_22

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Spectroscopic measurement of tilted TIG arc plasma using asymmetrical Abel inversion method

Yuto YAMASHITA, Masaya SHIGETA, Hisaya KOMEN, Manabu TANAKA

Pages 24-25
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_24

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Experimental investigation of droplet ejection mechanism from electrode during AC TIG welding

Kenta IIDA, Masaya SHIGETA, Hisaya KOMEN , Manabu TANAKA

Pages 26-27
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_26

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Numerical simulation of arc phenomena in arc spot welding using constricted nozzle

Hisaya KOMEN, Manabu TANAKA, Akihisa MURATA, Tadasuke MURATA

Pages 28-29
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_28

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Electron Density Distribution of AC-GTA under like Mars Atmosphere

Kai AOYAMA, Shinichiro SHOBAKO, Tomohiko YAMASHITA, Noboru TERAJIMA

Pages 30-31
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_30

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Measurement of Keyhole Depth and Observation of Molten Pool during Wobble Welding with Adjustable Mode Beam Fiber Laser

Daichi SUMIMORI, Yoshinori SUZUKI

Pages 32-33
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_32

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Evaluation of Narrow-Gap Multilayer Welded Joint using Hot-Wire Laser Method

- Development of Narrow-Gap Multilayer Welding Techno logy for Cast Steel using High-Power Diode Laser and Hot-Wire Method (2nd Report) -

Keita MARUMOTO, Motomichi YAMAMOTO, CHOI Jeong-Won, Akira FUJINAGA, T ...

Pages 34-35
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_34

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Investigation of Low Deformation Fillet Welding Process for 9%Ni Steel using Hot-Wire Laser Welding Method with Two Passes

Yuma OZEKI, CHOI Jeong-Won, Motomichi YAMAMOTO, Motohiro OKUSHIMA, Su ...

Pages 36-37
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_36

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Derivation of Proper Tailored Overlaying Conditions for High-tensile Strength Steel Sheets using Hot-wire Laser Welding

Hayata KIMURA, CHOI Jeong-Won, Motomichi YAMAMOTO, Norimasa MIZUTANI, ...

Pages 38-39
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_38

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Effect of Gas Shield Method on Residual Resistance Ratio of Laser Welded Niobium

Takahiro KUBO, Takayuki KUWASHIMA, Tetsuya SONODA, Tatsunori SASAKI, M ...

Pages 40-41
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_40

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Dissimilar Metal Welding between Titanium and Steel using Laser (Part 5)

-Investigation of Intermetallic Compound Suppression Effect during Cr inserted Dissimilar Metal Welding Joint between Titanium and Steel by Ti Wire Feeding-

Naoki SETO, Kouichi TACHIBANA, Taiji NAGATANI, Hiroaki KOTAKI

Pages 42-43
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_42

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Laser roll welding of magnesium alloy and aluminum alloy

Ryoma TSUDA, Hiroshi KAWAKAMI, Hitoshi OZAKI

Pages 44-45
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_44

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Mechanism on Formation of Intragranular Ferrites from Ti oxide in the Ultra-Low-Oxygen Weld Metal

Ryuichi HOMMA, Kota KADOI, Hiroshige INOUE

Pages 46-47
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_46

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Mn depletion Behavior at Oxide/Matrix Interface in Low-Oxygen Weld Metal

Ryuichi HOMMA, Genichi SHIGESATO, Hiroshige INOUE, Kota KADOI

Pages 48-49
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_48

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Effects of carbon contents and austenite grain size on retained austenite fraction of stir zone after friction stir welding of 6%Ni carbon steel

Takuya MIURA, Hidetoshi FUJII, Kousaku USHIODA

Pages 50-51
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_50

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Mechanism of HAZ softening suppression by addition of V in friction stir welded martensitic steel

WU Zexi, Kohsaku USHIODA, Hidetoshi FUJII

Pages 52-53
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_52

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Effect of Al and Si on oxygen of weld metal

Masashi NOMOTO, Hajime MATSUO, Takahiro KAMO, Seiichi DAIMARU

Pages 54-55
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_54

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Formation Morphology of Ferrite Phase in Austenitic Stainless steels under Unidirectional Solidification

Kota KADOI, Mari KOGURE, Hiroshige INOUE

Pages 56-57
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_56

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Study on Morphology of Widmanstätten Austenite with 3D Microstructure Observation and Numerical Approach by a Phase-Field Method

XIA Yunxing, Kenshiro AMATSU, Fumikazu MIYASAKA, [in Japanese]

Pages 58-59
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_58

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Validation of prediction of α/γ phase transformation in duplex stainless steel by Phase-Field method

Kazuma YAMASAKI, KIM Dong-Cho, Shotaro YAMASHITA, Kazuyoshi SAIDA

Pages 60-61
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_60

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The effect of Mo content of 25Cr-5Ni-1Mn-2.5Cu-0.18N duplex stainless steel on sigma phase precipitation behaviour

Kenta Yamada, Takahiro Osuki, Kazuhiro Ogawa

Pages 62-63
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_62

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Inhomogeneity of microstructure along thickness direction in stir zone of friction stir welded duplex stainless steel

Takayuki YAMASHITA, Kohsaku USHIODA , Hidetoshi FUJII

Pages 64-65
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_64

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Effect of Grain Boundary Character Distribution on Grain Boundary Liquation in Weld Heat Affected Zone of Nickel-based Alloy

Motoshi MAESHIMA, Kota KADOI, Hiroshige INOUE, Kana JOTOKU, Takahiro O ...

Pages 66-67
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_66

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Effect of Microstructural Factors on Reheat Cracking in Weld Metal of Heat-Resistant Alloy

Akinobu NOMURA, Shotaro YAMASHITA , Kazuyoshi SAIDA , Takahiro OSUKI, ...

Pages 68-69
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_68

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Effect of Cooling Rate on Solidification Cracking Susceptibility of High-Manganese Austenitic Steel

Yukihisa NAKANO, Naoki SAHARA, Shotaro YAMASHITA, Kazuyoshi SAIDA, Kaz ...

Pages 70-71
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_70

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Relationship between Misorientation Angle of Grain Boundary and Solidification Cracking Occurrence in Varestraint Test

Shotaro YAMASHITA, Kazuyoshi SAIDA

Pages 72-73
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_72

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Effect of Cooling Rate on Solidification Cracking Susceptibility of Carbon Steel

Naoki SAHARA, Shotaro YAMASHITA, Kazuyoshi SAIDA

Pages 74-75
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_74

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Evaluation of Solidification Cracking during Hot-wire Laser Welding on Narrow-gap Joint of Nibase Alloy

-Solidification Cracking Susceptibility of Ni-base Alloy during Hot-wire Laser Welding on Narrow-gap Joint (2nd report)-

Kenshi ARIMA, CHOI Jeong-Won, Motomichi YAMAMOTO, Kotaro INOSE

Pages 76-77
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_76

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Investigation of Evaluation Method for Solidification Cracking Susceptibility during Selective Laser Melting

Yukiya MATSUMOTO, Kota KADOI, Hiroshige INOUE, Hiroyuki CHIBA

Pages 78-79
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_78

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In situ observation of solidification behaviors of Fe-Mn-Si alloy during welding using high spatial resolution X-ray imaging

Tomoya NAGIRA, Terumi NAKAMURA, Fumiyoshi YOSHINAKA, Takahiro SAWAGUCH ...

Pages 80-81
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_80

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Development of Hot Cracking Test Method for Obtaining High-precision High-temperature Ductility Curve

LIU Hsing-Ying, YANG Shaowei, Kenshi ARIMA, CHOI Jeong-Won, Motomic ...

Pages 82-83
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_82

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Microstructure and corrosion resistance of super duplex stainless steel using wire arc additive manufacturing

Masakazu YAMASHITA, Kazuki TACHI, Mototsugu OSAKI

Pages 84-85
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_84

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Microstructural evolution in a thin wall of martensitic stainless steel during wire arc additive manufacturing

Z. Lyu, Y.S. Sato, S. Tokita, Y. Zhao, J. Jia

Pages 86-87
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_86

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Effect of Heat Treatment on Microstructure of Alloy625 Using Wire Arc Additive Manufacturing

Ryosuke KONDO, Hironori NAKAMURA, Masakazu YAMASHITA, Mototsugu OSAKI

Pages 88-89
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_88

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Effect of heat treatment on microstructure of　wire arc additive manufactured Waspaloy

Kenta MURATA, Osamu HARA, Kenji GIYAMA, Mototsugu OSAKI

Pages 90-91
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_90

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Interpretation of Cracking Phenomenon in Laser Metal Deposition of Heat Resistant Ni-Based Alloy

Aren UEGAKI, Shotaro YAMASHITA, Kazuyoshi SAIDA, Shimpei FUJIMAKI, Mas ...

Pages 92-93
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_92

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Dissimilar joining of AZ80 magnesium alloy and A6005C aluminium alloy with explosive welding

Mami MIHARA-NARITA, Konosuke ASAI, Hisashi SATO, Yoshimi WATANABE, His ...

Pages 94-95
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_94

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Effect of interfacial structure on strength of Al-Cu cold pressure welded joints

Takara ARAYASHIKI, Masayuki MIZUMOTO, [in Japanese], NOGAMI, CHIBA, ...

Pages 96-97
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_96

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Mechanical properties and microstructures of dissimilar joint of high strength brass to steel produced by friction welding with preheating process

K. Sato, Y. S. Sato, S. Tokita

Pages 98-99
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_98

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Electronic states of binary B2-type intermetallic compounds with aluminum and iron group elements

Wataru TAKAHARA, Tadashi HONJO, Akio HIROSE

Pages 100-101
Published: 2021
Released on J-STAGE: December 14, 2021

DOIhttps://doi.org/10.14920/jwstaikai.2021f.0_100

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