Zirconium and zirconium alloys are a kind of structural materials with excellent corrosion resistance and have broad application prospects in chemical industry and nuclear industry.Welding techniques for zirconium and zirconium alloy materials and the performance of welded joints are critical to the service life and reliability of equipment.On the basis of analyzing the welding technical characteristics of zirconium and zirconium alloy,the latest research status of welding technology,mechanical properties and corrosion properties of zirconium and zirconium alloy are reviewed.The application prospect of zirconium and zirconium alloy welding technology in chemical industry is also viewed.