TEKO Industry Co., Limited
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Replaceable Soft Seated Double Eccentric Double Flanged End Butterfly Valve For Clear Water
Design Standards
| Description | Standard |
| Design and manufacture | BS EN593 |
| Face to face | BS EN558-1 |
| Flange and drilling | BS EN1092-1 |
| Pressure test | BS EN12266-1 |
| Top flange of bare shaft valve | ISO5211 |
Main Parts
| Body | Carbon steel - WCB | Ductile iron |
| Disc | Carbon steel - WCB | Ductile iron |
| Stem | SS420 | SS420 |
| Disc seat ring | Viton | EPDM/NBR |
| Body seat ring | SS304 | SS304 |
| Retainer | Q235 | Q235 |
| Shaft bearing | Self-lubricating bearing | Self-lubricating bearing |
| Bolt & nuts | 8.8 grade | 8.8 grade |
| Coating | Oil paint | Epoxy coating |
Main Features
The valve is comprised of valve body, disc, stem and seal ring. It offers various actuation options including manual, electrical, pneumatic, etc.
1) patent double offset design ensures zero leakage,
2) compact design, small torque, tight shut-off, bi-directional seal,
3) fast closing and opening and frictionless closure,
4) well replace traditional Gate, Globe and Ball valves.
5) Exchangeable seat ring, easy maintenance on site
