本文件规定了评估手持式链锯切割防尘罩的阻力和其他性能的要求和试验方法。它包括一项要求和一种测试方法，用于评估防护罩脚底带的强度。 本文件适用于与符合ISO 20345设计“C”或“D”的钢制鞋头安全鞋配合使用的绑腿。这些绑腿的设计仅适用于与特定型号的鞋类搭配使用，并一起进行测试。 注:这些产品旨在（但不限于）与规定型号的矫形鞋结合使用。 本文件不适用于在有重大绊倒风险的情况下使用的护腿，如爬树或在森林中。

This document specifies requirements and test methods for assessing the resistance to cutting of gaiters by hand-held chainsaws and other properties. It includes a requirement and a test method for assessing the strength of underfoot straps of gaiters. This document is applicable to gaiters used in conjunction with safety footwear with a steel toecap conforming to ISO 20345 design "C" or "D". These gaiters are designed to be used only in association with a defined model of footwear and tested together. NOTE These products are intended, but are not limited, to be used in combination with a defined model of orthopaedic footwear. This document does not apply to gaiters intended for use in situations where there is a significant risk of tripping, such as tree climbing or in forests.