Mingshi "QF" Series Oxygen Cylinder Valves are are suitable for switching gas flow on the cylinders whose operating medium are oxygen, nitrogen, air and other high-purity gases with the operating pressure ≤ 15Mpa.
The standard is according to GB7512 and Q/ZMSB010-2010, other standards are also acceptable.
If you have the demand, please contact with us. We can supply the best competition with the best price.
| Product No. | QF-2C |
| PN | 15Mpa |
| DN | Φ 4mm |
| Export Connecting Thread | G5/8 |
| Joint Thread to Cylinder | GB8335 PZ27.8 |
| Temp/pressure of Safety Device | Without |
| Suitable Medium | Oxygen, air, N2 |
| Surface Processing | Shot blasting or pickling |
| Body Material | HPb 59-1 |
| Weight | 520 g/pc |
others type:
QF-13
QF-5
QF-2A
......
Zhejiang Mingshi Piping Systems Co., Ltd is the largest subsidiary of Mingshi Group. Established in 1999, the company now is one of the top manufacturers of plastic and composite pipes, tubes, brass fittings, manifolds and valves in China.
* Excellent R&D Ability
Mingshi accumulated rich expertise and experience to research and develop products independently. We have experienced staff and the newest equipments. All our products are made with the highest technical specifications, and incorporated the latest design technology.
* Strict Quality Assurance System
Mingshi acquired the ISO9001 quality system certification, and taking strict quality control according to the system. We have 3 internal laboratories covering the inspection from raw material to finished products. Our products are also evaluated by the authorized regulatory department of Chinese government, and the specifications are beyond national industry standards.
* Numerous Product Certifications
Mingshi acquired the ISO9001 quality system certification and ISO14001 environment system certificatation. We also acquired the AENOR certification in Spain, the SKZ certification in Germany, the WaterMark & StandardsMark certifications in Australia, the JASWIC certification in South Africa and CE certification in European Union.
* Widespread Market Approval
Products made by Mingshi are sold to 38 countries and regions which include Italy, Spain, Germany, UK, US and so on. With our good reputation and remarkable quality, Mingshi has become a famous brand among other Chinese export commodities, it also wins great favor from overseas buyers. We are a top supplier in China. We welcome any OEM and ODM projects.
