Our company has made in strict accordance with ISO9001 international quality system manufacturing, the company's quality policy and objectives are: 1. Quality: The company has always maintained a "customer first, multi-beneficiary" principle, market-oriented, and serve to their customers provide satisfactory products and services. To improve the level of quality assurance, all employees will fulfill their duties, perform the following quality policy: First, depending on the quality of life for enterprises, Shandong cast steel valves, every man responsible; Second, business management, quality management as the center, the implementation of a thorough quality priority; Third, continuous quality improvement, valves brand, the pursuit of first-class work, first-class management, first-class quality. Butterfly is a circular disc for opening and closing member and with the stem rotation to open, close and adjust a valve fluid channel. Butterfly valve plate is mounted on the pipe diameter direction. Cylindrical channel in the valve body, disc-shaped disc around the axis of rotation, rotation angle between 0 ° ~ 90 °, the rotation to 90 °, cast steel valves, the valve is fully open state. Valve Co., Ltd. Shandong Everbright production of such types of valves wide range of applications, reliable, no leakage, leakage phenomenon, frequent switching is not stuck, rusted, the majority of chemical plants, thermal power plants, steel mills, printing and dyeing, the best choice for food factory. BD343H insulation butterfly hard seal flange stem through-rod structure, after quenching, valves, have good mechanical properties and corrosion resistance, scratch resistance. When the valve opening and closing the valve stem rotates not only for the lifting operation, the valve stem packing is not easy to destroy, reliable sealing. And disc taper pin fixed, extended end to prevent out design, in order to avoid the stem and disc connected to the valve stem when the collapse of the accident at the break. Shandong Everbright valve (Figure), the valve brand, Valve Co., Ltd. by Shandong Everbright valve. Shandong Everbright Valve Co., Ltd. (www.sdgdfm.com) located in Weifang City, Shandong Province, Cravens District Bao Tong Street North Makers Industrial Park. Scraps and development in the wave of market economy, the current Everbright valve has a high profile in the ball, and enjoys a good reputation. Everbright valve made whole network business alliance certification, marking our service and management level has reached a new height. Everbright valve staff willing to work with all people of insight and common development, for a better future.