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Keywords: pore
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Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Pressure Vessel Technol. November 2008, 130(4): 041301.
Published Online: August 15, 2008
... by the conventional shielded metal arc weld (SMAW) process. The NGGTAW welds investigated in this paper have lower J - R curves than the SMAW welds. Fracture surfaces of the NGGTAW welds showed deep ditches and holes due to inclusions and pores. It is believed that the high density of the inclusions and the pores...