This standard specifies that flaws such as peeling, which are present in carbon fiber reinforced plastic (hereinafter referred to as CFRP) plates and have a size of 2 x 2 mm or more or a diameter of 2 mm or more, are detected by the water immersion method using ultrasonic pulses. Specifies the ultrasonic flaw detection test method.
JIS K 7090:1996 history
1996JIS K 7090:1996 Testing method for ultrasonic pulse echo technique of carbon fibre reinforced plastic panels