【中文】以玄武岩纤维+聚烯烃为基体，外层玄武岩纤维增强聚乙烯包裹工字型螺旋钢带、内层改性聚烯烃，环刚度强、耐腐蚀寿命长；适用≤45℃市政埋地雨污水、无压输排水工程，适配 PPP/EPC/BOT 模式。
【English】Basalt-fiber/polyolefin composite pipe with an outer basalt-fibre-reinforced PE layer over an I-beam spiral steel belt and a modified polyolefin inner layer; high ring stiffness, corrosion resistance and long life; for ≤45°C buried stormwater/sewage and non-pressure drainage in PPP/EPC/BOT projects.
