Rubber and plastics hoses; Assessment of ozone resistance under static conditions
Описание (англ.):
Provides a means of assessing the deleterious effects of atmospheric ozone. Describes three methods: bore sizes up to 25 mm carried out on the hose itselv; bore sizes greater than 25 mm carried out on a test piece from the hose wall and bore sizes greater than 25 mm carried out on a test piece from the cover. The third method should be used only if it is not possible to carry out the test in accordance with the second method.Two figures with details.