DIN 65473-1991《航空和航天.电解脱脂和清洗.代码0030到0033》
The standard is used for electrolytic degreasing and cleaning of steel, aluminium and its alloys as well as of non-ferrous metals. It covers the practice, requirements, inspections and tests. It corresponds to code numbers 0030 to 0033 according to LN 9368 part 2.#,,#