This standard specifies the detection of cracks or other flaws in steel wires, wire rods, round steel bars (diameter 2 to 100 mm), and steel pipes (outer diameter 4 to 180 mm) (hereinafter referred to as test specimens). Among the eddy current testing methods (hereinafter referred to as tests) whose purpose is to test, this article specifies the general matters of methods that use through-hole coils (hereinafter referred to as test coils).
JIS G 0568:2006 history
2012JIS G 0583:2012 Automated eddy current examination of steel pipes and tubes
2006JIS G 0568:2006 Eddy current testing method for steel products by encircling coil technique
1993JIS G 0568:1993 Method for eddy current testing of steel products by encircling coil technique