Raw Material Check, Metallographic Analysis
Employing the best raw material, carefully selected.
CNC Machining
Advanced CNC machine from German.
Deep Hole Drilling
Drilling with accuracy and precision.
Valve Assembly
Assembled by qualified engineers.
Coating
Performing epoxy painting.
Coating Thickness Inspection
Measuring body paint thickness.
Water Test
Performing sealing test.
Spectrum Detection
100% detected before shipping.
COVNA - Solve your technical questions with solid experience
We are COVNA Automations, one of the top manufacturers of quarter turn actuators and automatic control valve products in Dongguan, China with 18 years experience. Our industrial experience will be useful in your business and projects.
18 Years Operation
Good credit rating. Large quantities of regular clients.
German Imported CNC Machine
Fully automated, high accuracy.
ISO 9001 Certificated
With additional certifications that include TUV SGS RoHS.
Affordable Prices
Our prices are both fair and affordable.
Qualified Engineers
Designed and manufactured by experienced engineers.
Well-trained Staffs
Always available to answer your questions.
ODM Services
With access to download 2D & 3D models.
Standardization Production
Stable quality, strict quality control.
Same-day Shipping
Keep a large stock of ball valves.
Global Presence
Find us at the exhibition or contact local representatives.
Packing: COVNA DN20 3/4 inch Lead-Free Brass High Pressure Adjustable Water Pressure Reducing Regulator Valve packed with foam in carton.
