Wenzhou Hongyue Machinery Technology Co., Ltd Our leading products include conventional high school pressure gate, globe, ball valve, control valves, butterfly valves, check valves, and can according to customer needs, to develop, design and development of all kinds of high performance special valves, the company is producing the corrugated pipe valves, two-way sealing butterfly valve, two-way seal and a half ball valve, no wearing ball valve, can hold piston valve, pulp valve, since the leak detection device valve, control valves, wear-resisting valve, etc. Product USES ISO, API, BS, ANSI, DIN, NF, JIS, JPI, GB, JB at home and abroad, such as advanced standard production. Product size NPS: 1/2 "~ 56", DN15-3000 mm, pressure levels Class: 150 LB ~ 4500 LB, PN0.1 Mpa to 42 Mpa, working temperature 196 ℃ ~ 800 ℃- The valve body material with a carbon steel, alloy steel, stainless steel, titanium and monel, 20, alloy, etc.