Applied to prevent back flow of operating medium in the pipelines.
Valves control — automatic.
Sealing surface – corrosion resistant steel facing.
Shutoff class – “D” according to GOST Р 54808-2011.
End connections – butt welded.
Operating medium:
I – water;
II – steam;
III – water-steam;
IV – liquid and gas hydrocarbons, oil, oil products, natural gas, water, steam, air and other liquids and gases in which corrosion rate of body part meterials does not exceed 0,2 mm/year
Medium flow direction – following the arrow sign on the body.
Installation position:
of check valves – on the horizontal section of pipelines – bonnet upward; valve throat deviation against vertical axis – max. 5°;
of swing check valves – on the horizontal sections of pipelines – bonnet upward, on the vertical sections of pipelines – with bottom direction of working medium flow, under retainer; valve throat deviation against vertical or horizontal axis – max. 5° .
Climatic version – U1, U3 (moderate macroclimate, outside and inside operation) according to GOST 15150.
-
- рис . 1, 2
Technical specification and main dimensions
Table 1
| КБ.1.3.3.20.380 160001 | 720-20-0А | 20 | 37,3 | 280 | I | 25 | 0,12 | 7,0 | У3 | 160 | 2,8 | 1 |
| КБ.2.3.3.20.255 160002 | 720-20-0А-01 | 20 | 25,0 | 545 | II | 12Х1МФ | 0,12 | 7.0 | У3 | 160 | 2,8 | 1 |
| КБ.2.3.3.32.255 160003 | 843-40-0 а-01 | 32 | 25,0 | 545 | II | 12Х1МФ | 0,192 | 7,0 | У3 | 220 | 15,4 | 1 |
| КБ.1.3.3.40.380 160004 | 843-40-0 а-02 | 40 | 37,3 | 280 | I | 20 | 0,24 | 7,0 | У3 | 220 | 14,9 | 1 |
| КБ.1.3.3.65.240 160005 | 843-40-0 а-03 | 65 | 23,5 | 250 | I | 20 | 0,39 | 7,0 | У3 | 250 | 17,8 | 1 |
| КБ.2.3.3.65.100 160006 | 843-40-0 а-04 | 65 | 9,8 | 540 | II | 12Х1МФ | 0,39 | 7,0 | У3 | 250 | 17,9 | 1 |
| КБ.1.3.3.20.100 160007 | 3с-6-2 | 20 | PN 100 | 350 | III | 25 | 0,12 | 5,6 | У1 | 160 | 2,3 | 1 |
| КБ.1.3.3.32.100 160008 | 3с-6-3 | 32 | PN 100 | 350 | III | 20 | 0,192 | 7,7 | У1 | 230 | 3,2 | 1 |
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 |
| КБ.1.3.3.50.100 160009 | 3c-6-5 | 50 | PN 100 | 350 | III | 20 | 0,3 | 8,2 | У1 | 240 | 5,7 | 1 |
| КБ.1.3.3.50.63 160010 | Т-18б-1 | 50 | PN 63 | 300 | I | 20Л | 0,3 | 5,9 | У3 | 340 | 23,0 | 1 |
| КБ.1.3.3.100.100 160011 | Т-118б | 100 | PN 100 | 300 | I | 20Л | 0,6 | 6,85 | У3 | 540 | 90,0 | 1 |
| КБ.1(2).3.4.15.160 160012 | 16с48нж | 15 | PN 160 | 450 | IV | 20; 25; 20ГС;09Г2С | 0,09 | – | У1 | 90 | 1,95 | 1 |
| КБ.3.3.4.15.160 160013 | 16нж48нж | 15 | PN 160 | 450 | IV | 08Х18Н10Т | 0,09 | – | У1 | 90 | 1,95 | 1 |
|
КБ.1(2).3.4.20.160 160014 |
16с48нж | 20 | PN 160 | 450 | IV | 20; 25; 20ГС; 09Г2С | 0,12 | – | У1 | 110 | 2,5 | 1 |
| КБ.3.3.4.20.160 160015 | 16нж48нж | 20 | PN 160 | 450 | IV | 08Х18Н10Т | 0,12 | – | У1 | 110 | 2,5 | 1 |
| КБ.1(2).3.4.25.160 160016 | 16с48нж | 25 | PN 160 | 450 | IV | 20; 25; 20ГС; 09Г2С | 0,15 | – | У1 | 130 | 3,2 | 1 |
| КБ.3.3.4.25.160 160017 | 16нж48нж | 25 | PN 160 | 450 | IV | 12Х18Н10Т | 0,15 | – | У1 | 130 | 3,2 | 1 |
| КБ.1(2).3.4.40.160 160018 | 16с48нж | 40 | PN 160 | 450 | IV | 20; 25; 20ГС; 09Г2С | 0,24 | – | У1 | 160 | 9,0 | 1 |
| КБ.3.3.4.40.160 160019 | 16нж48нж | 40 | PN 160 | 450 | IV | 12Х18Н10Т | 0,24 | – | У1 | 160 | 9,0 | 1 |
| КБ.1(2).3.4.50.160 160020 | 16с48нж | 50 | PN 160 | 450 | IV | 20; 25; 20ГС; 09Г2С | 0,3 | – | У1 | 200 | 12,1 | 1 |
| КБ.3.3.4.50.160 160021 | 16нж48нж | 50 | PN 160 | 450 | IV | 12Х18Н10Т | 0,3 | – | У1 | 200 | 12,1 | 1 |
| КБ.1.3.3.80.64 160022 | 3c-4-1 | 80 | PN 64 | 425 | III | 25Л | 0,48 | 6,4 | У3 | 380 | 49,0 | 1 |
| КБ.1.3.3.80.100 160023 | 3c-4-2 | 80 | PN 100 | 450 | III | 25Л | 0,48 | 6,4 | У3 | 380 | 49,0 | 1 |
| КОП.2.3.3.100.380 190301 | 912-100-0А | 100 | 37,3 | 280 | I | 20UCK | 0?6 | 2?0 | У3 | 400 | 105,0 | 2 |
| КОП.1(2).3.3.100.240 190302 | 935-100-0А | 100 | 23,5 | 250 | I | 20; 20ГСЛ | 0,6 | 2,0 | У3 | 400 | 105,0 | 2 |
| КОП.2.3.3.100.100 190303 | 935-100-0АМ | 100 | 9,8 | 540 | II | 15Х1М1Ф; 15Х1М1ФЛ | 0,6 | 2,0 | У3 | 400 | 105,0 | 2 |
| КОП.2.3.3.150.380 190304 | 912-150-0 | 150 | 37,3 | 280 | I | 20ГСЛ | 0,9 | 2,0 | У3 | 470 | 160,0 | 2 |
| КОП.2.3.3.150.185 190305 | 935-150-0 | 150 | 18,1 | 215 | I | 20ГСЛ | 0,9 | 2,0 | У3 | 470 | 160,0 | 2 |
| КОП.2.3.3.150.100 190306 | 935-150-0М | 150 | 9,8 | 540 | II | 20ХМФЛ | 0,9 | 2,0 | У3 | 470 | 160,0 | 2 |
| КОП.2.3.3.175.185 190307 | 935-175-0 | 175 | 18,1 | 215 | I | 20ГСЛ | 1,05 | 2,0 | У3 | 550 | 250,0 | 2 |
| КОП.2.3.3.200.380 190308 | 912-200-0б | 200 | 37,3 | 280 | I | 20ГСЛ | 1,2 | 1,0 | У3 | 840 | 1078,0 | 2 |
| КОП.2.3.3.225.240 190309 | 935-225-0б | 225 | 23,5 | 250 | I | 20ГСЛ | 1,35 | 1,2 | У3 | 840 | 816,0 | 2 |
| КОП.2.3.3.250.310 190310 | 912-250-0бМ | 250 | 30,4 | 510 | II | 20ХМФЛ | 1,5 | 1,5 | У3 | 840 | 1078,0 | 2 |
| КОП.2.3.3.250.240 190311 | 935-250-0б | 250 | 23,5 | 250 | I | 20ГСЛ | 1,5 | 2,0 | У3 | 840 | 826,0 | 2 |
| КОП.2.3.3.250.380 190312 | 912-250-0б | 250 | 37,3 | 280 | I | 20ГСЛ | 1,5 | 1,5 | У3 | 840 | 1078,0 | 2 |
| КОП.2.3.3.300.380 190313 | 1273-300-0 | 300 | 37,3 | 280 | I | 20ГСЛ | 1,8 | 2,3 | У3 | 900 | 1136,0 | 2 |
| КОП.2.3.3.325.380 190314 | 1273-325-0 | 325 | 37,3 | 280 | I | 20ГСЛ | 1,95 | 3,4 | У3 | 1000 | 1275,0 | 2 |
| КОП.2.3.3.325.310 190315 | 1273-325-0М | 325 | 30,4 | 510 | II | 15Х1М1ФЛ | 1,95 | 3,4 | У3 | 1000 | 1275,0 | 2 |
| КОП.2.3.3.350.380 190316 | 912-350-0б | 350 | 37,3 | 280 | I | 20ГСЛ | 2,1 | 4,2 | У3 | 1500 | 1525,0 | 2 |
| КОП.2.3.3.400.380 190317 | 912-400-0 | 400 | 37,3 | 280 | I | 20ГСЛ | 2,4 | 2,0 | У3 | 1300 | 4180,0 | 2 |
| КОП.1.3.3.80.100 190318 | 4c-3-1 | 80 | PN 100 | 455 | III | 25Л | 0,48 | 1,1 | У1 | 380 | 35,0 | 2 |
| КОП.1.3.3.100.100 190319 | 4c-3-2 | 100 | PN 100 | 455 | III | 25Л | 0,6 | 1,1 | У1 | 430 | 65,0 | 2 |
| КОП.1.3.3.150.100 190320 |
4c-3-3 (Т-122бс) |
150 | PN 100 | 455 | III | 25Л | 0,9 | 0,9 | У1 | 550 | 125,0 | 2 |
| КОП.1.3.3.200.100 190321 |
4c-3-4 (Т-123бс) |
200 | PN 100 | 455 | III | 25Л | 1,2 | 1,0 | У1 | 650 | 195,0 | 2 |
| КОП.1.3.3.250.100 190322 | 4c-3-5 | 250 | PN 100 | 425 | III | 25Л | 1,2 | 0,7 | У1 | 775 | 265,0 | 2 |