EN 131-4:2020
梯子.第4部分:单或多铰链接合梯
Ladders - Part 4: Single or multiple hinge-joint ladders
- 标准号
- EN 131-4:2020
- 发布单位
- 欧洲标准化委员会
- 当前最新
- EN 131-4:2020
- This European Standard specifies the requirements, tests and marking of hinged combination ladders with one or several hinge joints. This European Standard is not applicable to h...