GSO EN 131-4:2023

Ladders - Part 4: Single or multiple hinge-joint ladders

标准号

GSO EN 131-4:2023

发布

2023年

发布单位

GSO

当前最新

GSO EN 131-4:2023

 

 

This document specifies the requirements, tests and marking of hinged combination ladders with one or several hinge joints. This document is not applicable to hinge-joints of combi...

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