Size: DN50-DN600
Main materials:
1. Body and disc: Brass, carbon steel, stainless steel, Hascrome
2. Torsion spring: Stainless steel
3. Seal surface: Buna-n rubber, stainless steel, gathered four fluorine Ethylene, and nylon plastics

Strengths of check valve:
1. Fast shut-down of valve clack and small pressure on the water hammer
2. Can be used in both horizontal and vertical pipelines with convenient installation
3. Unblocked passageway and low hydraulic resistance
4. Sensitive motions and satisfactory sealing
5. Short valve clack stroke and low impact force when being shut down.
6. A simple and compact overall structure and a nice shape
7. A long service life and reliable performances.

Our service:
Our low price, good quality product and promised delivery time brought the trust of client globally. If you are interested in our products, kindly please inform me anytime. We are glad to prepare a quotation for purchasing reference and quite sure our offer will extend an added advantage over to your current sources or supplies. Furthermore, we are also able to process order as per your demand.