大谷 碧 Otani M.

ID:9000254201587

大阪大学工学部 Faculty of Engineering, Osaka University (1969年 CiNii収録論文より)

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論文一覧:  20件中 1-20 を表示

  • 溶接継手の静的強度(第1報):塑性強度

    大谷 , 上田 幸雄 , 古閑 義彦 , 平田 智明

    Recently, steel structures are in a trend to be designed with consideration of their reserved strength in the plastic range. Accordingly, the strengths of welded connections are also to be discussed f …

    溶接学会誌 38(3), 261-271, 1969

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  • 構造用鋼板の衝撃値の異方性と脆性破壊との関連

    大谷 , 出口 義治 , 中本 栄次

    It is generally deemed for structural steels that the resistance against brittle fracture in transverse direction to rolling (Y-direction) should be inferior to the one in rolling direction (X-directi …

    溶接学会誌 34(5), 511-519, 1965

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  • 溶接構造用鋼の切欠靱性の研究 (第2報)

    寺沢 一雄 , 大谷 , 寺井 清 , 金谷 文善

    In the previous report, it was revealed that the effects of high temperature prestraining on the retained ductility and notch toughness of various structural high tension steels were generally slighte …

    造船協會論文集 1964(115), 56-77, 1964

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  • 溶接構造用鋼の切欠靱性の研究 (第1報)

    寺沢 一雄 , 大谷 , 寺井 清 , 金谷 文善

    各種の溶接構造用高張力鋼に, 室温ないし600℃の範囲で引張予歪を与えてから, 残留延性試験と切欠靱性試験を行なってキルド軟鋼の成績と比較した。<BR>3種の50kg/mm<SUP>2</SUP>級高張力鋼 [YND (Q&T) ・HT50 (Q&T) ・HT50 (N)] と, 80kg/mm<SUP>2</SUP>級高張力鋼1種 [W …

    造船協會論文集 1963(114), 169-190, 1963

    J-STAGE

  • 続・脆性破壊の理論(1)

    大谷

    溶接学会誌 32(11), 1031-1039, 1963

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  • 脆性破壊における破面遷移現象の機構

    大谷 , 池田 一夫 , 金森 政雄

    造船協會論文集 1962(111), 355-356, 1962

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  • 脆性破壊における破面遷移現象の機構

    大谷 , 出口 義治

    Experiment was performed to investigate the applicability of energy condition for unstable fracturing as a mechanism of the fracture transition in Tipper specimen. Distributions of plastic work were e …

    造船協會論文集 1962(111), 235-249, 1962

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  • 高温予歪が鋼の破壊応力曲線におよぼす影響

    寺沢 一雄 , 大谷 , 吉田 俊夫 , 寺井 清

    In the previous reports, it was revealed that the prestraining treatment at blue shortness temperature range was remarkably harmful to notch toughness of steel, evaluated by Charpy impact test, wherea …

    造船協會論文集 1961(110), 383-400, 1961

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  • 鋼材の切欠感受性について

    渡辺 正紀 , 大谷 , 出口 義治

    The nominal yield stress was measured on centrally perforated plate specimen which was machined from various steels with a wide range of transition temperature measured by <I>V</I>-Charpy …

    造船協會論文集 1961(109), 387-394, 1961

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  • 高温予歪が鋼の切欠靱性におよぼす影響

    寺沢 一雄 , 大谷 , 吉田 俊夫 , 寺井 清

    An extensive investigation was performed about the effects of high temperature prestraining on the notch toughness of a killed mild steel by using the standard V-notch, 2 mm U-notch and press-notched …

    造船協會論文集 1961(109), 317-335, 1961

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  • 高温予歪が鋼の殘留延性におよぼす影響

    寺沢 一雄 , 大谷 , 吉田 俊夫 , 寺井 清

    Authors investigated the effect of the amount of prestrain at high temperatures on the retained ductility, fracture stress and flow stress curve of killed mild steel.<BR>As the result, it was re …

    造船協會論文集 1960(108), 419-434, 1960

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  • 脆性破壊の理論(2)

    大谷

    溶接学会誌 27(8), 425-430, 1958

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  • 脆性破壊の理論(1)

    大谷

    溶接学会誌 27(7), 369-374, 1958

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  • 当板の有効性に関する研究

    大谷 , 太田 省三郎 , 日野 良治

    In order to investigate the relation between the efficiency of the strap, the length of strap and the kinds of load, the authors performed bending tests on box girders which were reinforced with strap …

    溶接学会誌 26(9), 596-601, 1957

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  • 脆性破壊に関する最近の研究

    大谷

    溶接学会誌 26(4), 206-212, 1957

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  • マンガンシリコン系高張力鋼熔接々手の脆性破壊

    大谷

    Tensile tests were made on welded butt joints with internal defects (Fig.1). Four charges of structural high tension steels and one mild steel, 20 mm thick, combined with two different types of electr …

    溶接学会誌 25(5), 296-299, 1956

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  • マンガンシリコン系高張力鋼のスリット型亀裂性試験

    大谷

    Using slit type specimens, crack tests were performed to evaluate the cracking tendency of structural high tensile Mn-Si steels.<BR>It was found that as the maximum hardness in heat-affected zon …

    溶接学会誌 25(5), 277-281, 1956

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  • カーン試験について

    大谷

    Some experiments were made to investigate the characteristics of the Kahn tear test. Loading was stopped on the way to the maximum load, and the :load removed. Then the deformation of the specimen was …

    溶接学会誌 24(5-6), 207-211, 1955

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  • 熔接々手の脆性破壊(第1報):母材および熔着鋼の影響

    大谷

    Tensile tests were made on welded butt joints with internal defects produced at the root face, left unwelded, of double V grooved joints (Fig. 2). The load was applied perpendicularly to the weld. The …

    溶接学会誌 24(2-3), 94-100, 1955

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  • 衝撃試験に関する一考察(第2報)

    大谷

    Series of double blow impact tests were performed on U-notched Charpy specimens at temperatures, -65°C to 60°C, to divide the total energy absorbed into the energy for crack initiation (Wi) and the on …

    溶接学会誌 24(1), 49-55, 1955

    J-STAGE

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