Hygienic Welding 304/316 Spring Check Valve

Our Service: **Applications:** Dairy, beer, food, beverage, pharmaceuticals, and biotechnology industries. Our company utilizes advanced production techniques and imported CNC machinery to ensure high-quality standards. We specialize in manufacturing sanitary stainless steel fluid equipment, valves, and pipeline connections. All products are made according to international standards like ISO, DIN, IDF, SMS, and 3A. With continuous R&D efforts, we have developed new products that meet global GMP requirements. Our products are widely exported to the US, Europe, the Middle East, Southeast Asia, and other regions. We believe in honesty, openness, and innovation. Your support and feedback are highly valued. We combine premium materials, advanced design, strict manufacturing processes, and a solid quality assurance system to deliver the best possible products. Our mission is to contribute to human health. Our goal is to pursue excellence through superior technology. Our company culture emphasizes innovation, unity, and practicality. We warmly welcome you to visit our factory and experience our products firsthand. PRODUCT SHOW






Qili mainly produces a wide range of valves and pipe fittings as follows:
1. Sanitary Valves
- Sanitary Butterfly Valves
- Sanitary Check Valves
- Sanitary Ball Valves
- Sanitary Diaphragm Valves
2. Sanitary Pipe Fittings
- Sanitary Elbows
- Sanitary Tees
- Sanitary Reducers
- Sanitary Crosses
- Sanitary Triclamp Ferrules
- Sanitary Caps
- Sanitary Pipe Hangers
- Sanitary Tank Cleaning Balls
- Sanitary Hose Joints
- Sanitary Unions
- Sanitary Sight Glasses
3. Sanitary Gaskets
- Silicone/EPDM Gaskets for Triclamp
- Silicone/EPDM Gaskets for Union
- Silicone/EPDM Gaskets for Butterfly Valves
If your specifications differ from standard, we can also customize. 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 our materials meet FDA, ISO, and 3A standards.

3. What do you supply?
We offer Sanitary Butterfly Valves, Sanitary Check Valves, Diaphragm Valves, and various tank accessories such as Sight Glass, Strainers/Filter, Cleaning Balls, and more. Our fittings include SMS, DIN, IDF, RJT, 3A, DS, and custom non-standard parts. Every product undergoes strict quality testing and comes with excellent service support.

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

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

6. Samples:
We can provide samples within 2–5 days. Shipping options include sea, air, or express. Contact us for more details.

7. OEM Products:
Production starts after payment confirmation, typically within 20–40 days. Delivery methods can be customized to save costs.

8. Warranty:
We respond within 12 hours to any issues. Lifetime service includes spare parts at half price. If you can't resolve an issue locally, return the product for repair. All items are tested under real conditions before shipping. Our purpose is to always maintain a positive attitude and provide exceptional service.

For any questions, please contact Miss Mamie: +86 137 3679 2872

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