EN856-4SP 钢丝缠绕液压胶管（4SP缠绕管）结构：软管由一层耐油合成橡胶内胶层，4层交替方向的钢丝缠绕层和一层耐油耐天候合成橡胶外胶层组成。用途：适用于使用石油基液压油。胶管执行按EN856-4SP标准生产。工作温度： 40℃～﹢100℃EN856-4SP wire winding hydraulic hose ( 4SP winding pipe )Structure: This hose shall consist of an inner tube of oil resistant synthetic rubber, 4 layers of alternating direction of the wire winding layer and a layer of oil resistant synthetic rubber cover weather.Usage: suitable for using a petroleum base hydraulic oil.Hose performed according to EN856-4SP standard production. Working temperature: - 40 DEG C to 100 CEN856-4SH钢丝缠绕液压胶管（4SH加强缠绕管）结构：软管由一层耐油合成橡胶内胶层，4层高强度钢丝缠绕层和一层耐油耐天候合成橡胶外胶层组成。用途：适用于使用石油基液压油。胶管执行按EN856-4SH标准生产。工作温度： 40℃～﹢100℃EN856-4SH wire winding hydraulic hose ( 4SH strengthen winding pipe )Structure: This hose shall consist of an inner tube of oil resistant synthetic rubber, 4 layers of high strength steel wire winding layer and a layer of oil resistant synthetic rubber cover weather.Usage: suitable for using a petroleum base hydraulic oil.Hose performed according to EN856-4SH standard production. Working temperature: - 40 DEG C to 100 C电话:020-37721838手机138 2442 2322业务QQ：6591115712321533518Email:659111571@qq.com