Nominal pressure, bar |
6, 10, 16 |
Operating medium |
I – water, air without oil content with temperature from -10ºС to +125ºС; II – hydrocarbons, oils, natural gas, air with oil content, petrochemicals with temperature from -10ºС to +80ºС; III – mineral oils, hydrocarbons, chloride concentration, petrochemicals,solvents with temperature from -25ºС to +150ºС; IV – hot air (without water and steam particleswith temperature from -25ºС to +150ºС; V – different acids,trioxygen, chlorid solvents with temperature from -25ºС to +120ºС |
Tightness class |
А according to GOST 9544 |
Connection to pipeline |
Flanged according to 12815 |
Disk rotation |
90° |
Applied standards |
ТУ У 29.1-01528536-008:2006 |
Operating medium flow |
Any direction |
Drive type |
2 – manual (lever, wheel); 3 – manual reducer; 9 –actuator |
Driving attachment flange |
According to EN ISO 5211 |
Installation position |
Any siteation with actuator in upper hemisphere |
Valves with the specific customer requirements can be manufactured provided that stated requirements are compatible with the applicable operating standards.
MAIN PARTS MATERIAL
Arrangement I | Arrangement | Arrangement III | Arrangement IV | Arrangement V | |
Body |
Steel 20, ВЧ 40 with protecting coating |
Steel 20, ВЧ 40 with protecting coating |
Steel 20, ВЧ 40 with protecting coating |
Steel 20, ВЧ 40 with protecting coating |
Сталь 20, ВЧ 40 with protecting coating |
Disk* | СЧ 25 with protecting coating | with protecting coating | СЧ 25 with protecting coating | СЧ 25 with protecting coating | СЧ 25 with protecting coating |
Cone pin | Steel 20Х13, 14Х17Н2 | Steel 20Х13, 14Х17Н2 | Steel 20Х13, 14Х17Н2 | Steel 20Х13, 14Х17Н2 | Steel 20Х13, 14Х17Н2 |
Shaft | Steel 20Х13, 14Х17Н2 | Steel 20Х13, 14Х17Н2 | Steel 20Х13, 14Х17Н2 | Steel 20Х13, 14Х17Н2 | Steel 20Х13, 14Х17Н2 |
Shaft bushing | Bronze | Bronze | Bronze | Bronze | Bronze |
Butterfly packing | Metal-rubber | Metal-rubber | Metal-rubber | Metal-rubber | Metal-rubber |
Medium | I | II | III | IV | V |
Packing ring | EPDM | NBR | VITON (FPM) | Silicon (UMQ) | HIPALON (CSM) |
Shaft packing | Rubber rings | Rubber rings | Rubber rings | Rubber rings | Rubber rings |
* Disk made of yellow metal, aluminium bronze, 08Х18Н10ТЛ, 12Х18Н12М3ТЛ steel and ВЧ 35 with epoxy coating can be manufactured (uppon customer's request)