Bellows valve - use bellows valve - for Class150 ~ 900, PN1.0 ~ 16.0MPa, operating temperature -29 ~ 425 ℃ (steel), -29 ~ 500 ℃ (stainless steel) of various pipeline bellows valve, used to cut off or turn on the line of media Weifang WZ41H bellows valve, the use of different materials, can be separately applied to water, steam, oil, nitric acid, acetic acid, oxidizing medium, urea and other media. Bellows valve for nominal pressure PN1.6 ~ 16MPa, the pipeline operating temperature of the oil, chemical, pharmaceutical, fertilizer, power industry -29 ~ 350 ℃ of other working conditions, or turn off the line media. The main features of the national standard bellows valve: Products reasonable structure, reliable sealing, excellent performance, attractive appearance; sealing surface Co based alloy, wear, corrosion, anti-friction performance is good, long life; stem quenched and surface nitriding treatment, good corrosion and anti-friction properties; Shandong double sealing valves, more reliable performance; stem down position indication, more intuitive; parts materials and flanges, butt weld end dimension may be based on the actual working conditions or reasonable matching user requirements, to meet the various needs of engineering. WZ41H bellows valve manufacturer, Everbright valve manufacturer, Bellows Valve Co., Ltd. Shandong Everbright provided by the valve. Valve Co., Ltd. Shandong China Everbright (www.sdgdfm.com) Shandong Weifang, ball leader, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Everbright valve leadership with the staff warmly welcome all inquiries negotiations to create a better future for China Everbright valve.