As a professional valve manufacture, YIFA strictly adheres to the API 598 valve inspection standard, ensuring that every product meets quality standards before delivery.

The valve inspection is an integral part of YIFA’s production process, reflecting YIFA’s strong production capabilities and comprehensive quality control system.
All valves are inspected by our experienced quality control team according to established inspection procedures.
YIFA inspection process:
- Clean the Valve

2.Dimension Inspection

3. Material Inspection

4. Epoxy Thickness Inspection

5. Press Test

6.Seal Test

7. Packing Inspection

Each valve must under strict testing to ensure its stable operation, reliable sealing, and compliance with valve standards and customer specifications.
Each valve must pass all inspection requirements before packaged and shipped.
Through strict factory inspection and continuous improvement, YIFA VALVE is committed to providing high-quality valve and reliable solutions to global customers, bring China’s excellent valves to the world.
