Control systems Safety valves
4
Table 1 - SV60 flow capacity for dry saturated steam in kilogrammes per hour (kg/h) (calculated at 5% overpressure. In accordance with EN ISO 4126)
Valve size DN in/out
20/32
25/40
32/50 40/65 50/80 65/100 80/125 100/150 125/200 150/250
Flow area (mm²)
230
445
740
1140
1979
2734
4185
6504
8659
12272
Set pressure (bar g)
Dry saturated steam, kg/h
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5 7.0 7.5 8.0 8.5 9.0 9.5
121
254
378
494
825
1279
1779
2876
4050
5844
180
379
571
763
1235
1893
2660
4355
5994
8635
238
504
765
1034
1654
2556
3557
5805
7974
11475
293
619
942
1277
2049
3155
4474
7285
9992
14370
345
739
1111
1532
2464
3728
5293
8611
11978 17218
399
853
1268
1748
2811
4314
6132
9970
13859 19918
454
958
1424
1963
3156
4914
6993
11361 15783 22680
504
1075
1579
2177
3557
5451
7757
12786 17509 25159
553
1180
1735
2391
3907
5987
8520
14043 19230 27633
603
1286
1890
2604
4255
6522
9280
15296 20946 30098
652
1391
2044
2817
4603
7054
10037 16544 22655 32554
701
1495
2198
3029
4949
7585
10793 17790 24361 35006
4.7 45
750
1600
2351
3241
5295
8116
11548 19034 26065 37454
799
1704
2505
3452
5641
8645
12302 20277 27766 39899
848
1809
2658
3664
5986
9174
13054 21518 29466 42340
897
1913
2811
3875
6331
9703
13806 22757 31163 44779
946
2017
2964
4086
6675
10231 14558 23996 32859 47216
994
2121
3117
4296
7020
10758 15308 25233 34553 49651
1043
2225
3270
4507
7364
11285 16058 26469 36246 52083
10.0 11.0 12.0 13.0 14.0 15.0 16.0 17.0 18.0 19.0 20.0 21.0 22.0 23.0 24.0 25.0 26.0 27.0 28.0 29.0
1092
2329
3422
4717
7707
11812 16808 27705 37938 54515
1189
2536
3727
5138
8394
12865 18306 30174 41319 59373
1286
2744
4032
5558
9080
13917 19802 32640 44697 64226
1383
2951
4336
5977
9766
14967 21298 35105 48072 69077
1480
3158
4641
6397
10451 16018 22792 37569 51446 73924
1577
3365
4945
6816
11137 17068 24286 40032 54818 78770
1674
3572
5249
7235
11822 18118 25780 42494 58190 83615
1771
3779
5553
7655
12506 19168 27274 44956 61562
1868
3986
5857
8074
13191 20217 28768 47418 64933
1966
4193
6162
8493
13877 21267 30262 49881 68306
2063
4400
6466
8913
14562 22318 31756 52344 71679
2160
4607
6770
9332
15247 23368 33251 54808
2257
4814
7075
9752
15933 24419 34746 57273
2354
5021
7378
10170 16616 25466 36236 59729
2450
5227
7682
10589 17300 26514 37728 62188
2548
5435
7987
11009 17987 27567 39226 64656
11429 18673 28619 40722
2645
5642
8292
2742
5849
8595
11848 19358 29668 42215
2839
6056
8900
12268 20044 30719 43711
2937
6264
9206
12689 20732 31774 45213
TI-S13-27 CMGT Issue 17
Page 7 of 13
SV60 Safety Valve
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