Shandong Jianhua Valve has three casting processes, resin sand, terracotta sand and lost foam, as well as a full set of equipment and molds, and has the manufacturing capacity of a full range of products such as valves, pipe fittings, fire hydrants, cast iron pipes, etc. Valve products cover almost all categories of commonly used products in water conservancy and water engineering today (including high-speed inlet and exhaust valves, adjustable pressure reducing valves, backflow Preventer, butterfly valves, gate valves, remote control float valves, eccentric hemispherical valves, spherical check valves, rotary check valves, butterfly slow-closing check valves, silent check valves, pressure regulators, etc.), which can provide one-stop procurement for urban water supply and drainage, sewage treatment, and sponge city projects of all sizes. Among them, adjustable pressure reducing valves, high-speed inlet and exhaust valves, and backflow preventer are the flagship products of Shandong Jianhua with independent intellectual property rights and national and industry authoritative certifications.The largest 72-inch gate valve produced for American customers has been highly praised by foreign counterparts.

72-inch gate valves to the USA
 

 Fittings products include a full range of products of ISO2531,American C153&C110 and EN545&598 standards (the family covers a total of 26 specifications of DN50~DN2200), with a total of about 11,100 varieties of ductile iron products. The company has built a welded flange pipe production line, which can carry out flange welding of ductile iron pipes of any length of DN50~DN1600 specifications.

Welded double disc flange pipe 


Weld flange tube external spraying