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Kunkle Safety and Relief Products
Tyco reserves the right to change product design and specifications KUKMC-0392
without notice. Copyright © 2002 by Tyco International Ltd. 13
Models 910, 911, 912, 913, 916, 917, 918, 919, 920, 921 and 927
Models 920, 921, 927
ASME Section I Steam [Metric, kg/h] - Flow Coefficient = 0.878
1
Set Pressure —––———————— Orifice Area, cm
2
——————–———
[barg] D E F G H J
[0.7826] [1.3916] [2.1735] [3.5677] [5.574] [9.129]
Note
1. Pressure and Temperature Limitations
Steam Section I - ‘V’Special Use
1 to 55 barg
-28° to 427°C
1.1 81 144 225 370 578 946
2.0 114 202 315 518 809 1325
3.0 150 266 415 682 1065 1745
4.0 186 330 516 846 1322 2165
5.0 222 395 617 1013 1582 2591
6.0 259 461 720 1182 1846 3024
7.0 296 527 823 1351 2111 3457
8.0 333 593 926 1520 2375 3890
9.0 371 659 1029 1689 2640 4323
10.0 408 725 1132 1859 2904 4756
12.0 482 857 1339 2197 3433 5622
14.0 556 989 1545 2536 3961 6488
16.0 630 1121 1751 2874 4490 7354
18.0 705 1253 1957 3212 5019 8220
20.0 779 1385 2163 3551 5548 9086
22.0 853 1517 2369 3889 6077 9952
24.0 927 1649 2576 4228 6605 10818
26.0 1002 1781 2782 4566 7134 11684
28.0 1076 1913 2988 4905 7663 12550
30.0 1150 2045 3194 5243 8192 13416
32.0 1224 2177 3400 5582 8720 14282
34.0 1299 2309 3607 5920 9249 15148
36.0 1373 2441 3813 6259 — —
38.0 1447 2573 4019 6597 — —
40.0 1521 2705 4225 6935 — —
42.0 1596 2837 — — — —
44.0 1670 2969 — — — —
46.0 1744 3101 — — — —
48.0 1818 3233 — — — —
50.0 1893 3365 — — — —
52.0 1967 3497 — — — —
54.0 2041 3629 — — — —
58.0 2190 3893 — — — —
62.0 2338 4157 — — — —