This standard stipulates the technical requirements and test methods that buoyant fire hoses should meet on the basis of complying with the technical requirements and test methods of GB6246-2011. It is suitable for buoyant fire hoses that use polyethylene fiber yarn (or materials better than polyethylene fiber yarn) as the braided material of the fire hose. This standard provides enterprises and regulatory authorities with guidance and inspection basis for organizing production, delivery and acceptance.