GULIAN PIPEHangzhou Gulian Pipeline System
Valves

Reliable sealing. Engineered for chemical service.

Industrial plastic valves built to handle aggressive media, long duty cycles, and demanding environments. Complete the piping system with the same quality controls and standards as our pipes and fittings.

13 productsStandards: DIN · ASTM · JIS · GBCerts: ISO 9001 · NSF · CE
All Products

Why Valves

  • Ball, butterfly, check and diaphragm valves
  • Chemical-resistant body and seal materials
  • Manual and actuated options on request
  • Matched to pipes & fittings for a complete system
Ready to spec your project?

Need valves for your system?

Send a bill of materials, drawing, or product list — our team will quote within one business day.

Factory-Direct30+ YearsISO 9001 · NSF · CEDIN / ASTM / JIS / GB