شیر یکطرفه دیسکی لاستیکی چدن انعطاف‌پذیر، شیر فلزی برای زهکشی شهری

ویدیوهای دیگر
July 08, 2025
Video Description:
Discover the Ductile Iron Rubber Disc Check Valve, designed for municipal drainage systems. This automatic valve features a rubber flap for one-way water stopping, ideal for sewage, wastewater, and corrosive media. With a durable ductile iron body and flanged connection, it ensures reliable performance in harsh environments.