ผลิตภัณฑ์โลหะ
เอกสารมาตรฐาน
ญี่ปุ่น
JSA
JIS H 0502 : 1986
Method of eddy current testing for copper and copper alloy pipes and tubes
1986
3
Std. JISn 2021
This Japanese Industrial Standard specifies the method of eddy current test, hereinafter referred to as the "test", to be conducted for the purposes of detecting cracks, flaws, and other defects on the surfaces or in the internal parts of copper and copper-alloy seamless pipes, copper and copper-alloy welded pipes, and nickel-copper-alloy seamless pipes, hereinafter collectively referred to as the "pipes". the applicable dimensional range of the pipes shall be from 4 mm to 50 mm in outer diamete