Rubber joints by the inner and outer layers of plastic, ply and bead composed of a tubular rubber parts, seamless rubber joints, vulcanized after forming and metal flanges or parallel connector loose jacket combination. This product can reduce vibration and noise, and thermal expansion and contraction due to temperature changes from the compensation due to the widely used in various piping systems. Rubber joints is a standard valves from Tianjin independent design, development, manufacturing of a product, Luoyang rubber joints, the inner and outer layers of plastic, ply and composed of tubular bead. Displacement properties of the rubber joints: Each production lot specifications of each product sampling time. Every extracted from each of the two products specifications displaced performance tests. The results have a defective batch is then withdrawn from the two kinds of products retest. If they are not the kind of an unqualified lot should be considered as unqualified rubber physical properties of the rubber joints: aging properties inspected once every quarter, other performance test once a month. Every sampling of a rubber material, conduct inspection requirements of the project. Wherein if one failed, the other to take double the sample should be re-inspection of the project. If you still have a failure, the batch plastic materials should be as unqualified. Serco Luoyang rubber joints _ _ Water Pump rubber joints material provided by Serco Gongyi City Water Supply Materials Co., Ltd. Luoyang rubber joints _ _ Serco material supply pump rubber joints Gongyi City Water Supply Materials Co. Serco (www.gyxjbcq.com/) this year introduced a new upgrade, the above picture is for reference only, please call or pictures on this page contact telephone number, to obtain the latest information, Contact: Zhang.