Be around the price of rubber joints | Serco supply material (certified) | rubber joints provided by Serco 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 management, service intentions, "the idea, to provide you with the highest quality products and services. Welcome to inquire! Contact: Zhang. In the weld flange joints smear foaming agent concentration of 10% or soapy water. 1% ammonia rubber joints in the test gas medium, corrugated compensation wall weld seam width ratio, etc. affixed 2Omm dipstick rubber joints can flexing price, by observing the color changes to determine whether the leak. Submerged inspection. For the size of small bellows, usually checking it sank in the pool, according to the presence or absence of bubbles emerge, determine whether the tight bellows compensator. The second is that if it is inferior rubber joints, then the price of rubber joints can spare the song, it will have a certain lack of hardness, because the rubber joints not only have a certain low temperature elastic rubber joint price, its hardness is to have, so If the hardness of the rubber joints up to less than the quality of the rubber joints are not very good; the third is of poor quality rubber joint appearance of bubbles will appear, maybe even delamination phenomenon.