本标准适用于一系列结构和材料中的热缩成型型材，适用于连接器/电缆终端和多路转换的绝缘、环境密封、机械保护和应变消除。它规定了设计和尺寸、试验方法、材料要求和兼容性性能。

This standard is applicable to heat shrinkable moulded shapes in a range of configurations and materials suitable for insulation, environmental sealing, mechanical protection and strain relief for connector/cable terminations and multi-way transitions. It specifies the design and dimensions, test methods, material requirements and compatibility performance.