HB 5395-1988 Classification standard for elongated holes in X-ray photographic inspection of aluminum alloy castings (negative films not provided) (English Version)
This standard serves as the basis for grading the severity of elongated pinholes in aluminum alloy castings during X-ray inspection. This standard applies to aluminum alloy castings other than die castings.
HB 5395-1988 history
1970HB 5395-1988 Classification standard for elongated holes in X-ray photographic inspection of aluminum alloy castings (negative films not provided)