Add.: Bihu Industrial Zone, Lishui City, Zhejiang Province, China, 323006
Tel.: +86-578-2986666
Fax: +86-578-2985666

Home » About us » Service and Technical Support

Hengnuo VALVE offers customers with in-line service and maintenance on all our valve products. We have a group of engineer and technician to offer timely technical support to our clients, and meanwhile, we have the most sophisticated tools available on the market and over 10 years of valve servicing experience to customers in various industries, such as oil & gas, chemical, petrochemical, food, beverage and refinery, etc. Due to these, we are able to offer services and technical supports like:

1. Commissioning
2. Troubleshooting
3. Witness Start-Up
4. Professional Examination /Investigation
5. Process, Start-Up Sequence Study
6. Steam Blowing and Washing /Clean Acid Wash
7. Stress Analysis/System Upgrade/ Actuator Debugging
8. Application Analysis /Flow Analysis/Materials
9. Non-Destructive Testing/X-Ray Review/UT Testing
10. Design of Special Tooling/Technical Improvement
11. Negotiating Between Contractors
12. Sales of Tooling/Servicing Equipment

Main Products
  • API Globe ValveMaterial: WCB, LCB, WC6, WC9, C12, C5, CF8, CF3, CF3M, and CF8M are the typical materials used for API globe valve construction.
    Design and manufacture standard: API 600, API6D ...
  • DIN Globe ValveSize: DN15 - DN900
    Pressure: PN6 - PN160
    Material: The DIN globe valve is typically made using materials like 1.0619, LCB, WC6, WC9, C12, C5, CF8, CF3, CF3M, and CF8M...
  • GOST Globe ValveTest standard: GOST356-80
    Operated way: hand wheel, bevel gear, pneumatic, and electric actuator operated globe valve are all available here.
    Medium: water, steam...
  • API Swing Check ValveSize: 2" - 24"
    Pressure: class 150 - 2500LB
    Material: We can offer API swing check valve made using WCB, LCB, WC6, WC9, C12, C5, CF8, CF3, CF3M, and CF8M. ..