Building hardware; spring hinges for doors, double action
建筑硬件；门用弹簧铰链 双作用

1978-09-01

BS EN 15887. Building hardware. Uncontrolled Door Closing Devices for single action doors. Requirements and test methods
英国标准EN 15887 建筑硬件 单作用门的非受控关门装置 要求和试验方法

2009-02-26

Draft Document - Building hardware - Uncontrolled Door Closing Devices for single action doors - Requirements and test methods; German version prEN 15887:2008
文件草案——建筑五金件——单动门的非受控关门装置——要求和试验方法；德文版prEN 15887:2008

2009-01-01