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  • Welded check valves PN 1.6, 2.5, 4.0, 6.3, 8.0, 10.0, 12.5 MPa (УК 44016, УК 44025, УК 44040, УК 44063,УК 44106, УК 44100, УК 44125)

Welded check valves PN 1.6, 2.5, 4.0, 6.3, 8.0, 10.0, 12.5 MPa (УК 44016, УК 44025, УК 44040, УК 44063,УК 44106, УК 44100, УК 44125) - Check valves - Product catalog / Check valves

Welded check valves PN 1.6, 2.5, 4.0, 6.3, 8.0, 10.0, 12.5 MPa (УК 44016, УК 44025, УК 44040, УК 44063,УК 44106, УК 44100, УК 44125)

Welded check valves PN 1.6, 2.5, 4.0, 6.3, 8.0, 10.0, 12.5 MPa (УК 44016, УК 44025, УК 44040, УК 44063,УК 44106, УК 44100, УК 44125)

DN 300, 350, 400, 500, 600, 700, 800, 1000, 1200
РN 1,6; 2,5; 4,0; 6,3; 8,0 MPa
(УК 44016, УК 44025, УК 44040, УК 44063, УК 44106)

DN 400, 500, 700, 800, 1000, 1050, 1200
РN 10,0; 12,5 MPa
(УК 44100, УК 44125)

by type of 19с20нж

ARE DESIGNED to prevent the backflow of transported medium in the pipeline and to provide operational safety of equipment and maintenance personnel at pumping station.

SPECIFICATIONS

УК44016 УК44025 УК44040 УК44063 УК44106 УК44100 УК44125
Nominal pressure PN,MPa (kgf/cm2) 1,6 (16) 2,5 (25) 4,0 (40) 6,3 (63) 8,0 (80) 10,0 (100) 12,5 (125)
Operating differential pressure acrossthe gate, MPa (kgf/cm2), not above 1,6 (16) 2,5 (25) 4,0 (40) 6,3 (63) 8,0 (80) 10,0 (100) 12,5 (125)
Operating medium (temperature, °С)

oil, liquid petroleum products (from minus 15 to +80), water, steam (from 0 to +350), foaming agent solutions (to + 80)

Climatic design
 У1, ХЛ, УХЛ1
Ambient temperature, °С from minus 40 to +40 for execution У1
from minus 60 to +40 for execution ХЛ1, УХЛ1
Seismic resistance up to magnitude 10 (inclusive) on MSK - 64 scale
Type of connection topipeline welded
FIGURES OF MERIT
Probability of non-failure operation during one cycle «OPEN-CLOSE» no less than 0,999
Specified lifetime 30 years
Specified service life
 3000 cycles
Lifetime of replaceable and constituent parts no less than 15 years


MATERIALOF BASIC PARTS

У1 ХЛ1, УХЛ1
Body Steel 20
overlay HRC≥35 		Steel 09Г2С
overlay HRC≥35
Clapper
Axis 20Х13 14Х17Н2


At the order, please, specify the following: nominal diameter, nominal pressure, requiredgate leak-proofness class, type of climatic design, seismicdesign, type of installation (underground, aboveground), presence of external corrosion-resistant coating, dimensions ofadjusted pipe, strength class and level of quality of pipe material, designation of normative reference, according to which the pipe is manufactured.

Valves are certified for the compliance to technical regulations on the safety of machinery.



Valve designation Nominal diameter
DN, mm 		Allowable leak of medium,
cm3/min 		Dimensions, mm Weight,
kg
D1 D2* D3* L L1 L2 L3 В1 В2 В3 H h d
УК 44016-300; -01 300 25 325 - 300 300 328 120 245 160 190 290 398 182 24 53
-02; -03 800 101
УК 44016-350; -01 350 25 377 - 350 350 374 130 266 190 200 326 465 223 24 74
-02; -03 850 147
УК 44016-400; -01 400 25 434 - 400 350 430 150 320 190 250 400 523 252 24 102
-02; -03 850 169
УК 44016-500; -01 500 45 542 536 500 500 508 220 370 300 290 450 725 354 18 240
-02; -03 1000 340
УК 44016-600; -01 600 45 642 640 600 600 586 300 450 380 360 520 812 391 18 335
-02; -03 1400 522
УК 44016-700; -01 700 45 728 - 690 700 668 420 500 500 380 560 873 410 26 470
-02; -03 1500 725
УК 44016-800; -01 800 80 832 - 790 750 752 460 620 520 480 680 972 456 26 634
-02; -03 1550 937
УК 44016-1000; -01 1000 80 1030 - 990 850 938 520 750 590 610 810 1180 565 39 908
-02; -03 1650 1299
УК 44016-1200; -01 1200 150 1024 1232 1172 1000 1150 600 880 700 720 960 1430 660 39 1763
-02; -03 1800 2387
УК 44025-300; -01 300 25 325 - 300 300 328 120 245 160 190 290 398,3 182 24 53
-02; -03 800 101
УК 44025-350; -01 350 25 383 - 350 350 374 130 270 190 204 330 471 225 24 75
-02; -03 850 145
УК 44025-400; -01 400 25 434 - 400 350 430 150 320 190 250 400 523 252 24 102
-02; -03 850 175
УК 44025-500; -01 500 45 542 - 500 500 508 220 370 300 290 450 725 354 18 240
-02; -03 1000 340
УК 44025-600; -01 600 45 642 - 600 600 586 300 450 380 360 520 812 391 18 325
-02; -03 1400 513
УК 44025-700; -01 700 45 728 - 690 700 668 420 500 500 380 560 873 410 26 470
-02; -03 1500 725
УК 44025-800; -01 800 80 832 - 790 750 752 460 620 520 480 680 972 456 26 639
-02; -03 1550 943
УК 44025-1000; -01 1000 80 1030 - 990 850 938 520 750 590 610 810 1175 560 26 910
-02; -03 1650 1275
УК 44025-1050; -01 1050 84 1085 1079 1037 850 1010 520 750 600 590 830 1232 590 39 1056
-02; -03 1650 1375
УК 44025-1200; -01 1200 150 1240 1232 1172 1000 1150 600 880 700 720 960 1430 660 39 1763
-02; -03 1800 2387
УК 44040-300; -01 300 12 325 - 300 300 328 120 245 160 190 290 398,3 182 24 53
-02; -03 800 101
УК 44040-350; -01 350 12 383 - 350 350 374 130 270 190 204 330 471 225 24 75
-02; -03 850 145
УК 44040-400; -01 400 12 436 - 400 350 428 150 320 190 250 443 526 254 24 105
-02; -03 850 170
УК 44040-500; -01 500 20 548 538 500 500 508 220 370 300 290 450 731 357 18 272
-02; -03 1000 393
УК 44040-600; -01 600 20 652 - 600 600 599 300 450 380 360 520 812 391 26 340
-02; -03 1400 560
УК 44040-700;-01 700 20 728 - 690 700 668 420 500 500 380 560 873 410 26 472
-02; -03 1500 727
УК 44040-800;-01 800 40 842 820 790 750 760 460 620 520 480 680 976 455 26 692
-02; -03 1550 936
УК 44040-1000; -01 1000 40 1041 1036 990 850 940 520 750 590 610 810 1180,5 560 39 1017
-02; -03 1650 1411
УК 44040-1200; -01 1200 80 1240 1232 1172 1000 1150 600 880 700 720 960 1430 660 39 1763
-02; -03 1800 2387
УК 44063-300; -01 300 12 325 - 300 300 328 120 245 160 190 290 398 182 24 58
-02; -03 800 113
УК 44063-350; -01 350 12 383 - 350 350 374 130 270 190 204 330 471 225 18 87
-02; -03 850 159
УК 44063-400; -01 400 12 438 426 400 350 430 150 320 240 250 400 528 255 18 115
-02; -03 850 205



Valve designation Nominal diameter
DN, mm 		Allowable leak of medium,
cm3/min 		Dimensions, mm Weight,
kg
D1 D2* D3* L L1 L2 L3 В1 В2 В3 H h d
УК 44063-500; -01 500 20 548 538 500 500 508 220 370 300 290 450 731 357 18 272
-02; -03 1000 393
УК 44063-600; -01 600 20 652 642 600 600 597 300 450 380 360 520 823 397 18 402
-02; -03 1400 509
УК 44063-700; -01 700 20 744 732 688 700 686 420 500 500 380 560 890 418 26 597
-02; -03 1500 823
УК 44063-800; -01 800 40 854 832 790 750 776 460 620 520 480 680 989 462 26 826
-02; -03 1550 1070
УК 44063-1000; -01 1000 40 1056 1035 950 850 940 520 750 590 610 810 1188 560 26 1233
-02; -03 1650 1615
УК 44063-1050; -01 1050 42 1099 1081 1031 850 1010 520 750 600 590 830 1239 590 39 1328
-02; -03 1650 1793
УК 44063-1200; -01 1200 80 1250 1238 1172 1000 1150 600 890 700 730 970 1387 662 39 1998
-02; -03 1800 2578
УК 44106-300; -01 300 12 325 - 300 300 328 120 245 160 190 290 398 182 24 61
-02; -03 800 110
УК 44106-350; -01 350 12 383 - 350 350 374 130 270 190 204 330 471 225 24 87
-02; -03 850 150
УК 44106-400; -01 400 12 444 436 400 350 440 150 320 190 250 400 534 258 24 123
-02; -03 850 197
УК 44106-500; -01 500 20 548 542 500 500 514 220 370 300 290 450 731 357 18 267
-02; -03 1000 365
УК 44106-600; -01 600 20 652 642 600 600 597 300 450 380 360 520 823 397 18 402
-02; -03 1400 590
УК 44106-700; -01 700 20 744 732 688 700 686 420 500 500 380 560 890 418 26 597
-02; -03 1500 823
УК 44106-800; -01 800 40 854 834 790 750 776 460 620 520 480 680 989 462 26 826
-02; -03 1550 1116
УК 44106-1000; -01 1000 40 1050 1036 980 850 940 520 750 590 610 810 1185 560 39 1240
-02; -03 1650 1644
УК 44106-1050; -01 1050 42 1107 1083 1025 850 1010 520 750 600 590 830 1243 590 39 1498
-02; -03 1650 1942
УК 44106-1200; -01 1200 80 1270 1232 1172 1000 1150 600 880 700 720 960 1460 675 39 2339
УК 44100-400;-01 400 12 442 436 390 350 424 140 320 190 230 380 539 264 24 145
-02; -03 850 239
УК 44100-500;-01 500 20 546 - 492 500 520 220 370 300 290 450 729 356 24 304
-02; -03 1000 433
УК 44100-700;-01 700 20 756 732 688 700 700 420 500 500 380 560 902 424 26 692
-02; -03 1500 952
УК 44100-800;-01 800 40 864 838 784 750 786 460 620 520 480 680 994 462 26 983
-02; -03 1550 1300
УК 44100-1000;-01 1000 40 1076 1043 974 850 970 350 750 430 590 830 1218 580 39 1730
-02; -03 1650 2213
УК 44100-1050;-01 1050 42 1129 1085 1023 850 1030 520 750 600 590 830 1275 610 39 1862
-02; -03 1650 2375
УК 44100-1200;-01 1200 80 1275 1242 1166 1000 1150 600 880 700 720 960 1450 663 39 2439
-02; -03 1800 3093
УК 44125-400;-01 400 12 442 - 390 350 424 140 320 190 230 380 539 264 24 146
-02; -03 850 241
УК 44125-500;-01 500 20 544 538 488 500 530 220 370 300 290 450 727 355 24 314
-02; -03 1000 458
УК 44125-700;-01 700 20 760 738 676 700 714 420 500 500 380 560 906 426 26 794
-02; -03 1500 1104
УК 44125-800;-01 800 40 882 838 784 750 810 460 620 520 480 680 1012 471 26 1137
-02; -03 1550 1443
УК 44125-1000; -01 1000 40 1086 1043 974 850 980 350 750 430 590 830 1233 590 39 1919
-02; -03 1650 2402
УК 44125-1050;-01 1050 42 1119 1087 1003 850 1020 520 750 600 590 830 1260 600 39 1938
-02; -03 1650 2700
УК 44125-1200; -01 1200 42 1293 1242 1166 1000 1160 440 880 540 720 960 1493 697 39 2994
-02; -03 1800 3645

Note: - Basic design (see Fig.1) - for climatic embodiment У1;
- 01 design (see Fig.1) - for climatic embodiments ХЛ1 and УХЛ1;
- 02 design with welded pipe-spools (see Fig.2) - for climatic embodiment У1;
- 03 design with welded pipe-spools (see Fig.2) - for climatic embodiments ХЛ1 and УХЛ1.

* Dimensions are upon the request of customer to match the adjusted pipe.