Hygienic Welding 304/316 Spring Check Valve

Our Service: Application: Dairy, beer, food, beverage, pharmaceuticals, and bioengineering industries. Our products are manufactured using advanced European technology and imported CNC machines. We specialize in producing sanitary stainless steel fluid equipment, valves, and pipeline fittings. All products meet strict standards such as ISO, DIN, IDF, SMS, and 3A. With continuous R&D efforts, we keep developing new products. Our solutions are widely used in food, pharmaceuticals, dairy, beer, beverages, and chemical industries, meeting international standards and GMP requirements. Products are exported to the USA, Europe, Middle East, Southeast Asia, and other regions. We believe in honesty, openness, and innovation. Your support and suggestions help us improve continuously. Our mission is to contribute to human health by providing high-quality products with advanced design, strict manufacturing, and a solid quality assurance system. We are committed to excellence and technological advancement. Our company culture emphasizes innovation, unity, and practicality. We welcome you to visit our factory and experience our products firsthand. PRODUCT SHOW






Qili mainly produces a wide range of valves and pipe fittings including:
1. Sanitary Valves
- Sanitary Butterfly Valves
- Sanitary Check Valves
- Sanitary Ball Valves
- Sanitary Diaphragm Valves
2. Sanitary Pipe Fittings
- Sanitary Elbow
- Sanitary Tee
- Sanitary Reducer
- Sanitary Cross
- Sanitary Triclamp Ferrule
- Sanitary Cap
- Sanitary Pipe Hanger
- Sanitary Tank Cleaning Ball
- Sanitary Hose Joint
- Sanitary Unions
- Sanitary Sight Glass
3. Sanitary Gaskets
- Silicone/EPDM Gasket for Triclamp
- Silicone/EPDM Gasket for Union
- Silicone/EPDM Gasket for Butterfly Valve
We can also customize according to your specifications. Welcome to visit our factory! FAQ:
1. Are you a trader or manufacturer?
We are a manufacturer with forging and CNC machining workshops.

2. Can your products meet FDA, CE, and 3A requirements?
Yes, all materials comply with FDA, ISO, and 3A standards.

3. What do you supply?
We offer Sanitary Butterfly Valves, Check Valves, Diaphragm Valves, and various tank accessories like Sight Glass, Strainers, Cleaning Balls, and more. Each product undergoes rigorous quality checks and comes with excellent service to support your business.

4. Lead Time:
For large orders, it usually takes 20–40 days. Small shipments are delivered via DHL, FedEx, UPS, or TNT. Large cargo is shipped by air or sea.

5. Payment Methods:
LC, T/T, Western Union.

6. Samples:
We provide sample production within 2–5 days. Shipping options include sea, air, or express. Contact us for any sample inquiries.

7. OEM Products:
Production starts after payment confirmation, typically within 20–40 days. We choose the best delivery method based on your needs to save costs.

8. Warranty & Support:
- Response within 12 hours for any issue.
- Lifetime service with discounted spare parts.
- If local repair isn't possible, send the product back for repair.
- Every product is tested under real conditions before shipment.
- Our goal is to deliver the best service with a positive attitude.

Contact Miss Mamie: +86 137 3679 2872

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