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Dongou Industrial Zone,Yongjia,Zhejing, P.R China
TEL: +86-577-67997732
FAX: +86-577-67997731
Cantact Person: Mr Zhou
E-mail: sales@china-pumpvalve.com |
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| Metal-Seated Butterfly Valve |
| Metal-Seated Butterfly Valve |
| SABARK Butterfly Valves have center line, eccentric and triple eccentric types. Classified for stop type, adjust type and vent types, Metal seal and non-metal seal. The liner materials of centerline butterfly valve. Including PTFE, NR, EPDM, NBR, SI, VITON, CR, IIP, suitable for different temperature and medium. Eccentric butterfly valve has flexible seal, multiple-line seal and metal seal. The end connection of butterfly valve has flexible sea., multiple-line seal and metal seal. The end connection of butterfly valve including wafer, double flange, butt weld, lug wafer. There are rich varieties of types for selection, only some types are shown in |
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■Butterfly Valve Design Construction and Specifications
SABARK Cast Butterfly Valve conform to API 609, MSS-SP-68, ANSI B16.34.
Each is tested according to API 598 and Marking is per MSS-SP-25. |
| ■Construction as Follows |
| Triple eccentric butterfly valve, Beveled wedge disc, small friction and torque, self-clean, Manual, electric, pneumatic and gear operation etc Applicable for chemical industry, petroleum, water supply and drain of city, heat supply, metallurgy, water treatment etc. Close and open smartly, prompt, light weight, small figure. |
| ■Seat Material and Working Temperature |
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EPDM |
-40℃~+125℃ |
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NBR |
-20℃~+82℃ |
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SI |
-70℃~+150℃ |
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VITON |
-23℃~+150℃ |
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PTFE |
-23℃~+150℃ |
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31 6+GraDhite |
-46℃~+350℃ |
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STL/STL |
-46℃~+350℃ |
■Pressure Test
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Class |
Shell Test(MPa) |
Seal Test (MPa) |
Air Test (Mpa) |
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150Lb |
3.1 |
2.3 |
0.5～0.7 |
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300Lb |
7.6 |
3.6 |
0.5～0.7 |
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600Lb |
16.0 |
11 |
0.5～0.7 | | |
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