BS EN ISO 25649-4:2017规定了与材料、安全和性能相关的安全要求和试验方法 以及消费者信息，用于根据 符合ISO 25649-1。本文件适用于ISO 25649-1和ISO 25649-2。本文件适用于B类漂浮休闲用品，用于水上和水中 符合ISO 25649-1，无论浮力是通过充气还是固有浮力材料实现的。B类设备提供了一个浮力结构，该结构具有一个或多个身体开口，用户可以进入其中 部分浸没的。交叉引用:EN 13138-4:2007EN 13138-3:2007ISO 25649-1:2017CEN/TR 13387DIN 33402-2:1986（英译）ISO 6185-1:2001（R10）Ed 1EN 13138-1:2014ISO 6185-3:2014 ED2EN 71-1:2014EN 13138-2:2014ISO 25649-3:2017ISO 12402-1:2005（R10）Ed 1ISO 6185-2:2001（R10）Ed 1ISO 25649-2:2017购买本文件时可用的所有现行修订版均包含在购买本文件中。

BS EN ISO 25649-4:2017 specifies safety requirements and test methods related to materials, safety, performance and consumer information for classified floating leisure articles for use on and in the water according to ISO 25649-1.This document is to be applied with ISO 25649-1 and ISO 25649-2.This document is applicable for Class B floating leisure articles for use on and in the water according to ISO 25649-1 regardless whether the buoyancy is achieved by inflation or inherent buoyant material.Class B devices provide a buoyant structure with one or more body openings into which the user is positioned partly immersed.Cross References:EN 13138-4:2007EN 13138-3:2007ISO 25649-1:2017CEN/TR 13387DIN 33402-2:1986 (Eng Trans)ISO 6185-1:2001(R10) Ed 1EN 13138-1:2014ISO 6185-3:2014 ED2EN 71-1:2014EN 13138-2:2014ISO 25649-3:2017ISO 12402-1:2005 (R10) Ed 1ISO 6185-2:2001(R10) Ed 1ISO 25649-2:2017All current amendments available at time of purchase are included with the purchase of this document.