Каталог стандартов

+7 (495) 223-46-76 +7 (812) 309-78-59
inform@normdocs.ru

DIN 50899:1984-03

Отменен
Assessment of sealing quality of anodic oxide coatings on aluminium and its alloys; determination of the loss of mass after immersion in phosphoric-chromic acid solution — 2 стр.