EJ 406-1989 Technical specifications for stainless steel intermediate frequency elbows in the primary circuit system of 300,000-kilowatt pressurized water reactor nuclear power plants (English Version)
1998EJ/T 406-1999 Specification for primary system stainless steel elbow bent with intermediate frequency heating procedure for pressurized water reactor nuclear power plants
1989EJ 406-1989 Technical specifications for stainless steel intermediate frequency elbows in the primary circuit system of 300,000-kilowatt pressurized water reactor nuclear power plants
EJ 406-1989 Technical specifications for stainless steel intermediate frequency elbows in the primary circuit system of 300,000-kilowatt pressurized water reactor nuclear power plants was changed to EJ/T 406-1999 Specification for primary system stainless steel elbow bent with intermediate frequency heating procedure for pressurized water reactor nuclear power plants.