loading

Safety valve LESER 431/433 PN 160

Safety valve LESER 431433 PN 160
in stock
Price: specify

Quantity

Total

specify

  • Manufacturer: LESER
  • Nominal inlet: DN15
  • Response pressure: 0.3-160 bar
  • Working medium pressure: 160 bar
  • Working environment temperature: -270 to 450 °C
  • Material: 1.0619; 1.4408
Quick order
Enter your phone number and
our manager will call you back
Privacy Policy
  • Dimensions and weight
  • Design pressures and temperatures
  • Throughput (Steam)
  • Throughput (Air)
  • Throughput (Water)
  • Documentation
  • Delivery and payment
O-ring disc Metal disc
Du in 15 15 twenty 25 32 40 50 65 80 100 125 150
Dу out 15 15 twenty 25 32 40 50 65 80 100 125 150
-
Weight, kg] - 5 5 6 6 eight nine 12 15 twenty 33 48 65
with bellows 6.3 6.3 6.4 6.4 8.4 9.6 13 16 21.6 35.6 52.1 78.4
Center to ends. surface [mm] Entrance a 90 90 95 100 105 115 125 145 155 175 200 225
Output b 90 90 95 100 105 115 125 145 155 175 200 225
Height (H4) [mm] H max. standard 310 310 315 320 325 335 360 475 530 605 745 870
Bellows H max. 362 362 345 350 360 390 425 535 600 680 825 965
Body material: 0.6025 (Cast iron)
DIN flange entrance Py16 - -
Output Py16 - -
Body material: 0.7043 (Ductile iron grade 60-40-18)
DIN flange entrance Py40 - -
Output Py40 - -
Body material: 1.0619 (WCB)
DIN flange entrance Py40
Output Py40
Body material: 1.4408 (CF8M)
DIN flange entrance Py40 - -
Output Py40 - -

Конструкция LESER 431/433 PN 160

O-ring disc Metal disc
Du in 15 15 twenty 25 32 40 50 65 80 100 125 150
Dу out 15 15 twenty 25 32 40 50 65 80 100 125 150
Body material: 0.6025 (Cast iron)
DIN flange entrance Py 16 - -
Output Py 16 - -
Minimum install. pressure p [bar] 0.3 0.3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 - -
Min. installed pressure standard bellows p [bar] 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 - -
Min. installed bellows pressure low. pressure p [bar] - - 2.0 2.0 2.0 1.8 1.9 1.8 1.8 1,2 - -
Maximum set pressure p [bar] 16 16 16 16 16 16 16 16 16 16 - -
Max. installed pressure from spec. spring p [bar] 16 16 16 16 16 16 16 16 16 16 - -
Temperature according to DIN EN min. [0C] -ten -ten - -
Max. [0C] +150 +300 - -
Body material: 0.7043 (Ductile iron grade 60-40-18)
DIN flange entrance Py 40 - -
Output Py 40 - -
Minimum install. pressure p [bar] 0.3 0.3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 - -
Min. installed pressure standard bellows p [bar] 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 - -
Min. installed bellows pressure low. pressure p [bar] - - 2.0 2.0 2.0 1.8 1.9 1.8 1.8 1,2 - -
Maximum set pressure p [bar] 16 16 16 16 16 16 16 16 16 16 - -
Max. installed pressure from spec. spring p [bar] 16 16 16 16 16 16 16 16 16 16 - -
Temperature according to DIN EN min. [0C] -45 -ten - -
Max. [0C] +150 +300 - -
Body material: 1.0619 (WCB)
DIN flange entrance Py 40
Output Py 40
Minimum install. pressure p [bar] 0.3 0.3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2
Min. installed pressure standard bellows p [bar] 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0
Min. installed bellows pressure low. pressure p [bar] - - 2.0 2.0 2.0 1.8 1.9 1.8 1.8 1,2 1,2 by order
Maximum set pressure p [bar] 40 40 40 40 40 40 40 35 35 thirty 32 16
Max. installed pressure from spec. spring p [bar] 40 40 40 40 40 40 40 40 35 thirty 32 16
Temperature according to DIN EN min. [0C] -45 -85 - -
Max. [0C] +150 +450 - -
Body material: 1.4408 (CF8M)
DIN flange entrance Py 40 - -
Output Py 40 - -
Minimum install. pressure p [bar] 0.3 0.3 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 - -
Min. installed pressure standard bellows p [bar] 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0 - -
Min. installed bellows pressure low. pressure p [bar] - - 2.0 2.0 2.0 1.8 1.9 1.8 1.8 1,2 - -
Maximum set pressure p [bar] 40 40 40 40 40 40 31.6 20.2 25 22 - -
Max. installed pressure from spec. spring p [bar] 40 40 40 40 40 40 40 26 25 22 - -
Temperature according to DIN EN min. [0C] -45 -270 - -
Max. [0C] +150 +400 - -
O-ring disc Metal disc
Du in 15 15 twenty 25 32 40 50 65 80 100 125 150
Dу out 15 15 twenty 25 32 40 50 65 80 100 125 150
Set pressure [bar] Throughput [kg / h]
0.2 - - - 34 34 55 88 142 220 375 570 880
0.5 55 53 thirty 63 63 102 163 265 410 697 1060 1638
1 78 78 67 101 101 165 263 428 661 1125 1711 2645
2 125 125 129 170 170 278 442 720 1113 1893 2880 4452
3 168 168 177 232 232 379 603 981 1517 2581 3926 6068
4 200 210 221 290 290 473 752 1224 1892 3218 4895 7567
5 - 251 265 347 347 566 900 1465 2265 3853 5861 9058
6 - 293 308 404 404 659 1048 1706 2636 4485 6823 10545
7 - 333 350 459 459 750 1192 1940 2999 5102 7761 11996
eight - 374 394 516 516 842 1339 2179 3368 5730 8717 13473
nine - 415 437 572 572 934 1485 2418 3737 6358 9671 14948
ten - 456 480 629 629 1026 1632 2656 4105 6984 10624 16421
12 - 538 566 741 741 1210 1924 3132 4842 8237 12530 19366
fourteen - 618 650 852 852 1391 2211 3599 5563 9464 14395 22250
16 - 699 736 964 964 1574 2503 4074 6297 10714 16296 25189
eighteen - 781 822 1077 1077 1758 2795 4550 7033 11965 18200 28131
twenty - 863 908 1190 1190 1942 3088 5027 7770 13218 20107 -
22 - 942 991 1299 1299 2121 3372 5489 8484 14434 21956 -
24 - 1024 1078 1412 1412 2306 3665 5967 9222 15690 23866 -
26 - 1106 1164 1525 1525 2491 3959 6445 9962 16949 - -
28 - 1189 1251 1639 1639 2676 4254 6925 10704 18211 - -
thirty - 1271 1338 1753 1753 2862 4550 7407 11449 19478 - -
32 - 1354 1425 1867 1867 3049 4847 7890 12195 20748 - -
O-ring disc Metal disc
Du in 15 15 twenty 25 32 40 50 65 80 100 125 150
Dу out 15 15 twenty 25 32 40 50 65 80 100 125 150
Set pressure [bar] Throughput [m 3 / h at norm. conv.]
0.2 - - - 39 39 63 101 165 255 431 660 1019
0.5 64 62 35 74 74 120 191 311 481 819 1245 1925
1 93 93 80 121 121 197 313 510 788 1341 2039 3152
2 151 151 156 206 206 336 534 870 1344 2287 3478 5377
3 206 206 217 284 284 463 737 1199 1854 3153 4797 7414
4 246 258 272 356 356 582 925 1505 2327 3958 6021 9306
5 296 311 327 429 429 700 1113 1811 2800 4763 7245 11198
6 346 363 382 501 501 818 1301 2117 3273 5568 8469 13091
7 396 416 438 574 574 936 1489 2423 3746 6373 9694 14983
eight 446 468 493 646 646 1055 1677 2729 4219 7177 10918 16875
nine 496 521 548 718 718 1173 1865 3035 4692 7982 12142 18767
ten 546 573 604 791 791 1291 2053 3342 5165 8787 13366 20659
12 646 679 714 936 936 1528 2429 3954 6111 10397 15815 24444
fourteen 746 784 825 1081 1081 1764 2805 4566 7057 12006 18263 28228
16 846 889 935 1225 1225 2001 3181 5178 8003 13616 20711 32013
eighteen 946 994 1046 1370 1370 2237 3557 5790 8949 15226 23160 -
twenty 1046 1099 1156 1515 1515 2474 3933 6402 9895 16835 25608 -
22 1146 1204 1267 1660 1660 2710 4309 7014 10842 18445 28057 -
24 1245 1309 1377 1805 1805 2947 4685 7626 11788 20055 30505 -
26 1345 1414 1488 1950 1950 3183 5061 8238 12734 21664 32954 -
28 1445 1519 1599 2095 2095 3420 5437 8851 13680 23274 35402 -
thirty 1545 1624 1709 2240 2240 3656 5813 9463 14626 24883 37850 -
32 1645 1729 1820 2384 2384 3893 6189 10075 15572 - 40299 -
34 1745 1834 1930 2529 2529 4130 6565 10687 16518 - - -
36 1845 1939 2041 2674 2674 4366 6941 11299 - - - -
38 1945 2044 2151 2819 2819 4603 7317 11911 - - - -
40 2045 2149 2262 2964 2964 4839 7693 12523 - - - -
O-ring disc Metal disc
Du in 15 15 twenty 25 32 40 50 65 80 100 125 150
Dу out 15 15 twenty 25 32 40 50 65 80 100 125 150
Set pressure [bar] Throughput [10 3 kg / h]
0.2 - - - 1.77 1.77 2.89 4.60 7.50 11.6 19.7 30.0 46.3
0.5 2.09 2.14 1.90 2.51 2.51 4.09 6.51 10.6 16.4 27.8 42.4 65.5
1 2.84 2.90 2.58 3.39 3.39 5.54 8.81 14.3 22.2 37.7 57.4 88.7
2 4.01 4.10 3.65 4.80 4.80 7.84 12.5 20.3 31.3 53.3 81.1 125
3 4.91 5.02 4.47 5.88 5.88 9.60 15.3 24.8 38.4 65.3 99.3 154
4 5.67 5.79 5.16 6.79 6.79 11.1 17.6 28.7 44.3 75.4 115 177
5 6.34 6.48 5.77 7.59 7.59 12.4 19.7 32.1 49.6 84.3 128 198
6 6.95 7.09 6.32 8.31 8.31 13.6 21.6 35.1 54.3 92.4 140 217
7 7.50 7.66 6.82 8.98 8.98 14.7 23.3 37.9 58.6 99.8 152 235
eight 8.02 8.19 7.30 9.60 9.60 15.7 24.9 40.6 62.7 107 162 251
nine 8.51 8.69 7.74 10.2 10.2 16.6 26.4 43.0 66.5 113 172 266
ten 8.97 9.16 8.16 10,7 10,7 17.5 27.9 45.3 70.1 119 181 280
12 9.82 10.0 8.93 11.8 11.8 19.2 30.5 49.7 76.8 131 199 307
fourteen 10.6 10.8 9.65 12.7 12.7 20.7 33.0 53.7 82.9 141 215 332
16 11.3 11.6 10.3 13.6 13.6 22.2 35.2 57.4 88.7 151 229 355
eighteen 12.0 12.3 10.9 14.4 14.4 23.5 37.4 60.8 94.0 160 243 -
twenty 12.7 13.0 11.5 15.2 15.2 24.8 39.4 64.1 99.1 169 257 -
22 13.3 13.6 12.1 15.9 15.9 26.0 41.3 67.3 104 177 269 -
24 13.9 14.2 12.6 16.6 16.6 27.1 43.2 70.2 109 185 281 -
26 14.5 14.8 13.2 17.3 17.3 28.3 44.9 73.1 113 192 292 -
28 15.0 15.3 13.6 18.0 18.0 29.3 46.6 75.9 117 200 304 -
thirty 15.5 15.9 14.1 18.6 18.6 30.3 48.2 78.5 121 207 314 -
32 16.0 16.4 14.6 19.2 19.2 31.3 49.8 81.1 125 - 324 -
34 16.5 16.9 15.0 19.8 19.8 32.3 51.4 83.6 129 - - -
36 17.0 17.4 15.5 20.4 20.4 33.2 52.9 86.0 - - - -
38 17.5 17.9 15.9 20.9 20.9 34.2 54.3 88.4 - - - -
40 17.9 18.3 16.3 21.5 21.5 35.0 55,7 90.7 - - - -

Technical Documentation LESER 431/433

Delivery

  • Pickup from a warehouse in Kiev - is free
  • New Mail - at the rates of the delivery service, at the rates of the delivery service, at the rates of the delivery service
  • SAT - at the rates of the delivery service
  • Deliveri - at the rates of the delivery service

Payment

  • Cashless payment with VAT
  • Online Privat24, Visa / MasterCard
Popular products
Individual heating station of the heating system according to an independent connection scheme Individual heating station of the heating system according to an independent connection scheme
under the order
350 000.00 UAN шт. Reducing valve for steam Yoshitake GP1000EN Reducing valve for steam Yoshitake GP-1000EN
in stock
36 600.00 UAN Float steam trap Yoshitake TSF10 Float steam trap Yoshitake TSF-10
in stock
21 300.00 UAN шт. Centrifugal steam separator OPEKS1SC161F50 Centrifugal steam separator OPEKS-1-SC16-1-F50
in stock
22 930.00 UAN шт. Popular Plate heat exchanger THERMAKS РТА GC16 Plate heat exchanger THERMAKS РТА (GC)-16
in stock
production 5-16 days
86 200.00 UAN шт. Popular Brazed heat exchanger SWEP B25T Brazed heat exchanger SWEP B25T
in stock
12 220.00 UAN шт. Popular Brazed heat exchanger SWEP B25THx20 Brazed heat exchanger SWEP B25THx20
in stock
12 220.00 UAN шт. Shell and tube coolers Shell and tube coolers
in stock
90 000.00 UAN шт. Safety valve LESER 441442 Safety valve LESER 441/442
in stock
26 000.00 UAN
Safety valve LESER 431433 PN 160

All equipment catalog

Sorting
ApplyReset
Close
loading
loading