TEKO Industry Co., Limited
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Top Flanged Actuated High Performance Butterfly Valve With Pneumatic & Electric Actuator
Product Range
| Rating | ANSI | Class 150 | Class 300 | Class 600 |
| ISO | PN 10,16,25 | PN 25,40 | PN64 | |
| Size | inch | 2~84 | 2~48 | 3~24 |
| mm | 50~2100 | 50~1200 | 80~600 | |
| Face-to-face dimension | ISO 5752 / short(DIN 3202 / K1), API 609, MSS SP-68 | |||
| Top flange | ISO 5211 / 1 | |||
| Connection | Wafer design, Lugged design, Flanged design | |||
| Actuator | Manual | Lock lever handle, Worm gear | ||
| Automatic | Pneumatic double acting, Pneumatic spring-return, Electric motor, Hydraulic cylinder | |||
Material Options
| Rating | ANSI Class 150 | ANSI Class 300 | ANSI Class 600 |
| Body | Carbon steel (A216-WCB) | ||
| 304 Stainless steel (A351-CF8) | |||
| 316 Stainless steel (A351-CF8M) | |||
| Disc | A216-WCB/ENP (electroless nickel plate), A351-CF8, A351-CF8M | ||
| Shaft | 304SS, 316SS, 17 - 4PH(630SS) | ||
| Seat | RTFE OR PTFE | ||
| Shaft bearing | 316SS/RTFE | ||
| Gland packing | Graphite or PTFE | ||
| Seal | PTFE | ||
**Other Materials are available upon request.
Features
Packing: PTFE packing prevent external leakage out valve neck to full AMSE hydrostatic shell test pressure (150% of C.W.P.).
Disc: 360°uninterrupted spherical edge for sealing. Profile is designed for maximum flow and equal percentage control
Bearing: 316+PTFE wounded bearing on both above and below the disc to align shaft , with high capacity, low wear, and low Friction coefficient.
Soft Seated: Unique designed soft seat encapsulated elastomeric o-ring core for resiliency. PTFE, RPTFE, and UHMWPE material are offered upon fluid.
Retainer Ring: Standard surface finish of 125 to 200 AARH and compatible with both standard gaskets and spiral wound gasket design.