DIN 50930-6:2013
金屬腐蝕. 管槽和裝置內水造成的金屬材料腐蝕. 第6部分: 接觸飲用水衛生適宜性的相關評估過程和要求
Corrosion of metals - Corrosion of metallic materials under corrosion load by water inside of pipes, tanks and apparatus - Part 6: Evaluation process and requirements regarding the hygienic suitability in contact with drinking water