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Effect of cold wire addition in tandem submerged arc welding on weld geometry and micro-hardness of heavy gauge X70 steel
Download2022-01-01
Ren, T., Mohammadijoo, M., Wiskel, J.B., Lazor, R., Willett, E., Ivey, D.G., Henein, H.
The pipeline industry has undertaken an essential upgrade of well established X70 pipeline steel in heavy gauge pipes to fill the demand of increased operating pressures. A developed welding process, cold wire tandem submerged arc welding (CWTSAW), with improved deposition rate and travel speed...
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