The wafer flange clamped butterfly check value, a saveenergy product, is manufactured based on the advanced technology and in accordance with relative international standards. This product is featured by excellent retaining performance, high safety and reliability and low flow resistance. It is suitable for systems in the industries of petrochemical, food processing, medicine, textile, paper-making, water supply and drainage, metallurgy, energy and light industry etc used as a check valve in one way.
Features
1. Small in size, light in weight, compact in structure, easy in maintenance
2. Two torsion springs are used excerting on each of the pair valve plates, which close the plates quickly and automatically
3. The quick-close action prevents the medium from fiowing back and eliminates water-hammer effect
4. This valve is short in length, so that it is rigid and easy to mount
5. It is easy to install on pipeline which is laid horizontally or vertically
6. This valve is tightly sealed, without leakage under the pressure water test
7. Safe and reliable in operation, high interference--resistance
8. The connection dimension of flanges accord with the standards of GB/T17241.6--1998
9. The face to face dimensions are in accordance with GB/T12221-1989, ISO5752-82.
The stem of the valve should be perpendicular to the horizontal level when the valve is mounted on horizontal pipeline. For vertical installation the direction of flow should be downward.
We, Tianjin Tanggu Huayang Valve Co., Ltd, are a share-holding company that originated from "Tianjin Tanggu Valve Plant", which was established in 1956, passed ISO 9001 by DNV in 1993 and established a joint venture with American Watts Industries Company in 1994.
Our main valves are in medium and low pressure rate, over 95% our valves are exported and have been sold to Europe, USA and Aisa for more than 10 years. The products list is as flollowing:
Butterfly Valve
-Wafer Type
-Lug Type
-Flanged Concentric Type
-Resilient Seated Eccentric Flanged Type
-Thread-End Type
-Grooved-end Type
Gate Valve
-Non Rising Stem Resilient Seated Type
-Rising Stem Resilient Seated Type
-Metal Seated Type
Check Valve
-Wafer Butterfly Type&Dual Plate Type
-Swing Type
-Lift Type
-Rubber Coated Type
-Silent Type
-Wafer Single Type
Flanged Ball Valve
Flanged Globe Valve
Y Strainer
We can supply you with high quality valves which have ISO 9001, CE and WRAS certification, and reduce your cost by 3%-10% as our cost is lower than other qualified suppliers in China due to our large scale production. We work to bring interests both to our customers and ourselves.
