Ductile Iron/Cast Iron Material ED Series Wafer Butterfly Valve leh Handlever nei chu China rama siam a ni
Hrilhfiahna:
ED Series Wafer butterfly valve hi soft sleeve type a ni a, taksa leh fluid medium dik takin a then thei a,...
A bulpui ber berte hman tur:
| Parts hrang hrang | Bungrua |
| Taksa | CI,DI,WCB,ALB,CF8,CF8M te hi a ni |
| Disc hmanga siam a ni | DI,WCB,ALB,CF8,CF8M,Rubber Lined Disc,Duplex stainless steel,Monel hmanga siam a ni |
| Kuang | SS416,SS420,SS431,17-4PH te hi a ni |
| Thutna | NBR,EPDM,Viton,PTFE te an ni |
| Taper Pin a ni | SS416,SS420,SS431,17-4PH te hi a ni |
Seat chi hrang hrang:
| Bungrua | Lum leh vawt tehna | Description hmang rawh |
| NBR | -23°C ~ 82°C a ni | Buna-NBR:(Nitrile Butadiene Rubber ) hian tensile strength tha tak a nei a, abrasion a do thei bawk.Hydrocarbon products pawh a do thei bawk.Tui,vacuum,acid,salts,alkalines,fats,oils,greases,hydraulic oils leh ethylene glycol-a hman tur general-service material tha tak a ni. Buna-N hian acetone,ketones leh nitrated emaw chlorinated hydrocarbons atan a hmang thei lo. |
| Shot hun chhung-23°C ~120°C a ni | ||
| EPDM a ni | -20 °C~130°C a ni | General EPDM rubber: hi general-service synthetic rubber tha tak a ni a, tui lum, in tur, bawnghnute product system leh ketones, alcohol, nitric ether esters leh glycerol awmnaah te hman thin a ni. Mahse EPDM hian hydrocarbon based oil, mineral leh solvent atan a hmang thei lo. |
| Shot hun chhung-30°C ~ 150°C a ni | ||
| Viton chuan a rawn ti a | -10 °C~ 180°C a ni | Viton hi fluorinated hydrocarbon elastomer a ni a, hydrocarbon oil leh gas tam zawk leh petroleum atanga siam thil dangte lakah a do tha hle. Viton hi steam service atan, tui lum 82°C aia sang emaw concentrated alkalines atan hman theih a ni lo. |
| PTFE a ni | -5°C ~ 110°C a ni | PTFE hian chemical performance stability tha tak a nei a, surface pawh a sticky lo ang.Chutih rual chuan lubricity property tha tak leh aging resistance tha tak a nei bawk. Acid, alkali, oxidant leh corrodents dang siamna atana hman tur thil tha tak a ni. |
| (Inner liner EDPM) a ni. | ||
| PTFE a ni | -5°C~90°C a ni | |
| (Inner liner NBR) a ni. |
Hmalakna:lever,gearbox,electrical actuator,pneumatic hmanga thil tih theihna.
Ziarang:
1.Stem head design of Double “D” or Square cross:Actuator hrang hrang nena inzawm awlsam,torque tam zawk pe thei;
2.Two piece stem square driver:No-space connection hi eng dinhmun tha lo pawhin a hman theih;
3.Body nei lo Frame structure:Seat hian taksa leh fluid medium a then thei chiang hle,leh pipe flange nen a remchang.
A zau zawng: 1.1.

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