Development of Electrodes for Shielded Metal Arc Welding of G115 Steel and Investigation of Microstructure and Mechanical Properties

Key Points

• Microstructure alterations led to improved mechanical properties in G115 steel.
• Welded samples exhibited enhanced tensile strength up to 580 MPa and hardness up to 220 HV.
• Analysis involves shielded metal arc welding of G115 steel using novel electrode designs.
• Findings highlight the potential for optimizing welding techniques in steel manufacturing.