Xylem Bell & Gossett Hoffman Speciality Series Engineering Data Manual page 13

Steam traps
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Properties of Saturated Steam
BELOW ATMOSPHERIC PRESSURE
Specfic
Vacuum
Saturated Volume
Inches of
Temp
Cu. ft.
Mercury
°F.
per Ib.
29
79
657.0
27
115
231.9
25
134
143.0
20
161
74.8
15
179
51.2
10
192
39.1
5
203
31.8
1
210
27.7
ABOVE ATMOSPHERIC PRESSURE
Specfic
Pressure Saturated Volume
PSI
Temp
Cu. ft.
(Gauge)
° F.
per Ib.
0
212
26.8
1
215
24.3
2
218
23.0
3
222
21.8
4
224
20.7
5
227
19.8
6
230
18.9
7
232
18.1
8
235
17.4
9
237
16.7
10
239
16.1
11
242
15.6
12
244
15.0
13
246
14.5
14
248
14.0
15
250
13.6
16
252
13.2
17
254
12.8
18
255
12.5
19
257
12.1
20
259
11.1
25
267
10.4
30
274
9.4
35
281
8.5
40
287
7.74
45
292
7.14
50
298
6.62
55
302
6.17
60
307
5.79
65
312
5.45
70
316
5.14
75
320
4.87
80
324
4.64
85
327
4.42
90
331
4.24
95
334
4.03
100
338
3.88
105
341
3.72
110
343
3.62
115
347
3.44
120
350
3.34
125
353
3.21
130
355
3.12
135
358
3.02
140
361
2.92
145
363
2.84
14
Heat Content
Latent
Btu per Ib.
Heat of
Saturated Saturated Vaporization
Liquid
Vapor
Btu per Ib.
47
1094
1047
83
1110
1027
102
1118
1017
129
1130
1001
147
1137
990
160
1142
982
171
1147
976
178
1150
971
Heat Content
Latent
Btu per Ib.
Heat of
Saturated Saturated Vaporization
Liquid
Vapor
Btu per Ib.
180
1150
970
183
1151
967
186
1153
965
190
1154
963
193
1155
961
195
1156
959
198
1157
958
200
1158
956
203
1158
955
205
1159
953
208
1160
952
210
1161
950
212
1161
949
214
1162
947
216
1163
946
218
1164
945
220
1164
943
222
1165
942
224
1165
941
226
1166
940
227
1166
939
236
1169
933
243
1171
926
250
1173
923
256
1175
919
262
1177
914
267
1178
911
272
1179
907
277
1181
903
282
1182
900
286
1183
897
290
1184
893
294
1185
890
298
1186
888
301
1189
887
305
1190
884
308
1190
882
312
1189
877
314
1191
877
318
1191
872
321
1193
872
324
1193
867
327
1194
867
329
1194
864
332
1195
862
335
1196
860
ABOVE ATMOSPHERIC PRESSURE (Cont.)
Specfic
Pressure Saturated Volume
PSI
Temp
Cu. ft.
(Gauge)
° F.
per Ib.
150
366
2.75
155
368
2.67
160
370
2.60
165
373
2.53
170
375
2.47
175
378
2.40
180
380
2.34
185
382
2.29
190
384
2.23
195
386
2.18
200
388
2.14
210
392
2.05
220
396
1.96
230
399
1.88
240
403
1.81
250
406
1.75
260
410
1.68
270
413
1.63
280
416
1.57
290
419
1.52
300
421
1.47
325
429
1.37
350
436
1.27
375
442
1.19
400
448
1.09
425
454
1.06
450
459
.972
475
465
.948
500
469
.873
525
475
.850
550
480
.820
575
485
.784
600
490
.733
625
493
.721
650
498
.692
675
502
.645
700
505
.642
750
513
.598
800
520
.555
850
527
.521
900
534
.489
950
540
.462
1000
548
.435
1050
553
.413
1100
558
.390
1150
563
.372
1200
567
.353
1300
579
.322
1400
588
.295
1500
597
.271
1570
604
.2548
1670
613
.2354
1770
621
.2179
1870
628
.2021
1970
636
.1878
2170
649
.1625
2370
662
.1407
2570
674
.1213
2770
685
.1035
2970
695
.0858
3170
705
.0580
Heat Content
Latent
Btu per Ib.
Heat of
Saturated Saturated Vaporization
Liquid
Vapor
Btu per Ib.
337
1196
858
340
1196
854
342
1196
854
345
1197
852
347
1197
850
350
1198
848
352
1198
846
355
1199
844
357
1199
842
359
1199
840
361
1199
838
365
1200
835
369
1200
831
373
1201
828
377
1201
824
380
1201
821
384
1201
817
387
1202
814
391
1202
811
394
1202
807
397
1202
805
405
1202
797
412
1202
790
419
1202
782
426
1202
774
432
1202
770
438
1202
761
444
1202
757
449
1201
748
455
1201
746
461
1200
740
466
1200
734
472
1199
727
476
1198
723
481
1197
718
485
1197
712
490
1195
703
498
1195
697
514
1194
680
523
1193
670
532
1192
661
540
1191
651
547
1189
642
550
1187
637
564
1185
621
572
1183
612
579
1182
603
593
1176
583
606
1172
565
619
1167
548
624
1162
538
636
1155
519
648
1149
501
660
1142
482
672
1135
463
695
1119
424
718
1101
383
743
1080
337
770
1055
285
801
1020
219
872
934
62

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