DONJOY built up in 1993, with registered capital RMB 105.58millions, land of 27000m2 and about 300 employees. We focus on developing high clean pump, the valve control unit, automatic control regulating valve, aseptic valve, piping and vessel safety control technology, vessel and tank cleaning technology, piping and vessel lighting technology, ASME BPE pipe fitting, aseptic pipeline accessories and high clean tubing fitting. DONJOY ’s high professional products and technology are widely used in biopharmaceutical, semiconductor, new energy, food, drink, wine, fine chemical and other industrial fields.
Raw material, processing technology, welding technology, surface treatment from DONJOY have achieved advanced levels of domestic and foreign market. According to ASME BPE, EHEDG, FDA and 3A standard, DONJOY got certificates of PED-97/23/EC and MD-06/42/EC issued by TUV, 3A issued by 3A organization, EU explosion proof ATEX, TS license, hygiene license, ISO9001:2008 and other international authorities.
With advanced technology, excellent quality and perfect after-sales service system, DONJOY has been assessed for the national high-tech enterprises, the provincial famous Trademark, the provincial science and technology enterprises, innovative enterprises, patent model enterprises, R & D Center, AAA Credit Enterprises.
27 years of R & D and manufacturing of valves and pumps
15 years of R & D and manufacturing of valve controllers
More than 300 professional employees
More than 200 intellectual property rights
More than 30 international authority certifications
More than 20 national and provincial honors
◎Specifications:DN8-DN50,1/2"-2"
◎Material：CF8/304，CF8M/316
◎Nominal pressure：PN1.6，2.5，4.0，6.4MPa
◎Strength test pressure：PN2.4，3.8，6.0，9.6MPa
◎High pressure seal pressure test：1.8，2.8，4.4，7.1MPa
◎Applicable medium：H1 H-(16-64)C Water, oil, gas
◎Applicable temperature：-40~180℃
| File | Description | Language | Size |
|---|---|---|---|
| Check Valve | Flange type, nut type, clamp type, PTFE seal and other check valves | English | 3.3MB |
| Self-Control Valve | Contains, valve positioner, valve control unit, valve position feedback | English | 9.6MB |
| Breathing Valve | The breathing valve is a valve that prevents vacuum and a safe exhaust | English | 3.35MB |
| Vent | Exhaust valve is a valve used to exhaust the bubbles generated during the fermentation process. | English | 3.44MB |
