Butterfly valve Specifications
1.Wherever needed.
2.Small torque of operate.
3.Long service life and easy interall.
4.Center-line or eccentric.
Standards:
1. Valve design to: API609, EN, DIN, GOST.
2. Valve test to: API 598, GB13927
3. Face to face: API 609, EN, DIN, GOST
4. Flange drilled is accoding to: GB/T17241, ANSI B16.42, ANSI B16.1 and EN1092-2 Features.
1. Small in size and light in weight; easy in installation and maintenance; can be mounted wherever needed.
2. Small torque of operate, energe saving.
3. Flow curve tending to straight the test of tens of thousands opening/closing operation.
4. Long service life. Standing the test of tens of thousands opening/closing operation.
5. Perfect sealing without leakage under the pressure test.
6. Wide selection of materials, applicable for various mediums.