标准摘要
[中文适用范围]： 规定了用作鼓式制动缸端盖的模制橡胶靴的性能测试。 这些靴子可防止灰尘和湿气进入，从而导致腐蚀并损害车轮制动操作。 适用于普通和加固插入类型的防护罩。 不包括与橡胶化合物的化学成分、拉伸强度或断裂伸长率相关的要求。 [外文原描述]： Specifies performance tests for moulded rubber boots used as end closures on drum type brake cylinders. These boots prevent the entrance of dirt and moisture which could cause corrosion and otherwise impair wheel brake operation. Applies to boots of both plain and reinforcement insert types. Requirements relating to chemical composition, tensile strength or elongation at break of the rubber compound are not included.
英文名称Road vehicles — Elastomeric boots for drum type hydraulic brake wheel cylinders using a petroleum base hydraulic brake fluid (service temperature 120 degrees C max.)