Transmission Joint wholesale _ Serco supply material (certified) _ Transmission Joint Serco provided by Gongyi City Water Supply Materials Co., Ltd. Serco Gongyi City Water Supply Materials Co., Ltd. (www.gyxjbcq.com/) is specialized in the "PTFE lined rubber joints, standard waterproof casing, duckbill valve, power connector, stainless steel rubber joints" of the enterprise, the company adhering to the "integrity business, hard service "concept, to provide you with the highest quality products and services. Welcome to inquire! Contact: Zhang. Large sewage treatment plant flexible rubber joints installed indicators: Connector Specifications: [DN32mm-DN4000mm] Connector Color: Black loose sets of power transmission connectors, physical color to see the merchandise display picture Scope: [acid, alkali, corrosion, oils , hot water, cold water, compressed air, natural gas, etc.] connector Material: eco-friendly high-quality synthetic rubber; products wholesale power transmission connectors environmental pollution, toxic substances such as lead-free damping Grade: A-level power transmission connectors offer, damping. particularly good working temperature: -40 degrees to 80 degrees (also processing temperature rubber joints) Serco duckbill valve is mainly used in sewage treatment, drainage systems, pump stations and pump outlet fluid system. The main features of Serco duckbill valve is: 100% elastic rubber structure, maintenance-free, to prevent the intrusion of solid particles still jammed tightly closed; it does not freeze in the open and closed; open head loss less; for users with different engineering case, the special requirements of custom materials, durable, long life.