This standard specifies the ultrasonic flaw detection method for forged steel cold-rolled work rolls (hereinafter referred to as rolls). This standard applies to the ultrasonic testing of forged steel work rolls with a diameter greater than or equal to 80mm for cold rolling of metal plates, strips and foils.
GB/T 13315-1991 history
2008GB/T 13314-2008 General specifications of forged steel work rolls for cold rolling
1991GB/T 13315-1991 Method of ultrasonic inspection for forged steel cold rolling working rolls
GB/T 13315-1991 Method of ultrasonic inspection for forged steel cold rolling working rolls was changed to GB/T 13314-2008 General specifications of forged steel work rolls for cold rolling.