_A40Y-C valve spring safety valve _ Everbright valve (Certified Merchant) Ltd provided by Shandong Everbright valve. Valve Co., Ltd. Shandong China Everbright (www.sdgdfm.com) is specialized in the "valve" of the enterprise, the company of "honesty, hard service" concept, to provide you with the highest quality products and services. Welcome to inquire! Contact: Manager Ma. During normal use of the valve and verify, due to the design, manufacture or improper use can cause a variety of failures. These failures are not promptly removed, will affect the efficacy and safety valve life, serious but also endanger the lives and safety of the user. 1, the valve leaks. Valves and valve seat sealing surface took place more than allowed levels of leakage A40Y-C spring safety valve, causes and solutions: a, because there is leakage between the valve and valve seat sealing surface swag Shandong can be washed down the valve open a few times on the trip. b, valve sealing surface damage, the extent of damage can be repaired using abrasive grinding or turning method. c, curved stem, tilt Den. Should be re-assembled or replacement valve installed in the outdoor events to take appropriate protective measures to prevent rain and fog, dust, rust, dirt and other dirt invasive valve and discharge pipe valve manufacturer, when the environment is below zero degrees Celsius, but also take the necessary measures to ensure the reliability of the safety valve frost action. When the gas valve to operate in addition to compliance with this regulation, it should also comply with the "Pressure Vessel Safety Technology Supervision" and "safety valve safety technology supervision order" (TSG ZF001-2004) regulations.