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TGN-D-02 Fatigue Improvement of Welded Structures · 3djh ri 2%-(&7,9( 7kh remhfwlyh ri wklv qrwh lv wr lqwurgxfh wkh idwljxh skhqrphqrq dv lw dssolhv wr zhoghg vwuxfwxuhv ,w lv lqwhqghg

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  • � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �� � �� � � � � � � � � � � � � � � �� � � � � � � �� � � � � � � � � � � � � � � � � � � � � �� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �� � � � � � � � � � � � �� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �� � � � � � � � � � � � � � � � � � � � � � � � � � � �� � � � � � � � � � � � � � � � � � � � � � �� � � � � � � � � � � � � � � �� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �

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    �� �� �� ��� �� �� � � � � � � � � � � � � � � �

    � � � � � �� � � � � � � � �

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  • Post weld improvement methods

    Weld geometry improvement methods Residual stress methods

    Machining Methods

    Remelting methods

    Special weldingtechniques

    Mechanicalmethods

    Thermal methods

    Milling and Lathe Turning

    Burr Grinding

    Disc Grinding

    TIGdressing

    Plasma dressing

    Weld Profile control

    Special Electro-des

    Shot peening

    Hammerpeening

    Ultrasonic Impact treatment

    Initial over- loading

    Local compress- ion

    Thermal stress relief

    Spot heating

    Gunnerts method

    Post weld improvement methods ds ds ds

    Weld geomeomeomeomeomeometry improvement methodsodsodsodsods

    Machining Methods

    Remeltintintinting g g g g g methodss

    Sp Speciecieciecieciecial al al al al al welwelweldingtechniques

    Disc Grinding

    TIGTIGTIGTIGTIGTIGdressing

    PlaPlaPlasma dredredressississing ng ng

    Weld Profile control

    SpeciaEle

  • � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �� � � � � � � � � � � � � � � � � � � � � �

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