T/COS 018-2024 Carbon fiber composite material work ladder specification
T/COS 018-2024 Carbon fiber composite material work ladder specification
Basic Information
Scope
Scope: This document specifies the classification and naming, requirements, test methods, inspection rules, and marking, packaging, transportation, and storage of carbon fiber composite work ladders. This document applies to carbon fiber composite work ladders used for ground support, maintenance, and emergency engineering applications. Main Technical Content: 1. Scope: This document specifies the classification and naming, requirements, test methods, inspection rules, and marking, packaging, transportation, and storage of carbon fiber composite work ladders. This document applies to carbon fiber composite work ladders used for ground support, maintenance, and emergency engineering applications. 2. Normative Reference Documents: The content of the following documents is essential to this document through normative references. Among them, the referenced documents with a specified date apply only to the version corresponding to that date; the latest version (including all amendment sheets) of the unspecified date referenced documents applies to this document. - GB/T 4053 (all parts): Safety requirements for fixed steel ladders and platforms - GB 7059: Safety requirements for portable wooden folding ladders - GB 12142: Safety requirements for portable metal ladders - GB/T 17620: Insulated hard ladders for live line work - GB/T 178