Cast steel manual hard seal ball valve seat adopts plate spring loaded metal sealing structure, easy opening and closing at high temperature. Sphere and valve seat adopt special hardening treatment, the sealing surface scratch. Ball valve has two-way sealing function, size, caliber are structure of trunnion mounted ball ( DN15 - 700毫米) 。 Cast steel manual hard seal ball valve structure

the manual hard seal ball valve use cast steel, PN1 Class150 ~ 1500. 6 ~ 16. 0 mpa, the working temperature 29～425℃（ Carbon steel) Or - 40～550℃（ Stainless steel) A variety of piping, used to truncate or on line in the medium, choose different material, can be respectively suitable for water, steam, oil, nitric acid, acetic acid, urea, ammonia oxidizing medium, salt water, and water and other media. Cast steel manual hard seal ball valve brand recommended valve co. , LTD is a company specializing in the production of ball valve of the famous old brand, the old factory, has a long history, product quality is high quality, high service level, transportation fast, low prices, has good reputation in China Industrial Valves market.
are present in just about every facet of modern life.
go to Mech Valve to get an amazing offer at favorbale price. the ductile iron gate valve cast iron gate valve actually works and is worth a try.
Overall, wedge valve may be a great way for manufacturers to expand their use of technology, but the price could present a significant hurdle for some businesses.