Email: manager@donyuegroup.com
Sales Tel：0086 18660962888
Email: manager@donyuegroup.com
Sales Tel：0086 18660962888
Our GC2 certification enables us to execute non-hazardous pressure piping projects across China, covering installation, modification, and maintenance services for critical industrial infrastructure while complying with GB/T and ASME standards.
Qualified Piping Specifications
✔ Diameter Range:Nominal diameters ≥300mm for large-scale industrial pipelines
✔ Pressure Capacity:Design working pressure 1.6MPa–10MPa (232–1,450 psi)
✔ Safety & Compliance – Built to ASME, PED, and GB standards with hazard-resistant materials.
welding procedures (NB/T 47014)
of EPC experience in energy/chemical sectors
from design to commissioning
Solve application problems in various fields
Sweep Code
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