Comparative study of microstructure and toughness of automatic welded joints of X70 pipeline steel with no slope and 25° slope
Liying Li, Jinqiu Fu, Xuejun Wang, Kai Liu, Xianwei Niu, Shengyuan Niu, Xueda Li, Bin Han
Topics & Concepts
WeldingMaterials scienceGroove (engineering)Joint (building)Crack tip opening displacementHeat-affected zoneToughnessMetallurgyMicrostructureComposite materialStructural engineeringFracture mechanicsCrack closureEngineeringFatigue and fracture mechanicsHydrogen embrittlement and corrosion behaviors in metalsWelding Techniques and Residual Stresses