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Steam Temperature and Pressure Conversion Guide
Temperature - Pressure Equivalents of Saturated Steam Gauge Pressure at Sea Level
Temperature
Lbs. per
Sq. Inch
Temperature
Lbs. per
Sq. Inch
Temperature
Lbs. per
Sq. Inch
°F
°C
°F
°C
°F
°C
212
100.0
0.0
286
141.1
39.4
336
168.9
97.1
214
101.1
0.6
287
141.7
40.3
337
169.4
98.7
216
102.2
1.2
288
142.2
41.1
338
170.0
100.2
218
103.3
1.8
289
142.8
42.0
339
170.6
101.8
220
104.4
2.5
290
143.3
42.9
340
171.1
103.3
222
105.6
3.2
291
143.9
43.8
341
171.7
105.0
224
106.7
3.9
292
144.4
44.7
342
172.2
106.5
226
107.8
4.6
293
145.0
45.6
343
172.8
108.2
228
108.9
5.3
294
145.6
46.5
344
173.3
109.8
230
110.0
6.1
295
146.1
47.5
345
173.9
111.5
232
111.1
6.9
296
146.7
48.4
346
174.4
113.1
234
112.2
7.7
297
147.2
49.4
347
175.0
114.8
236
113.3
8.5
298
147.8
50.3
348
175.6
116.5
238
114.4
9.4
299
148.3
51.3
349
176.1
118.2
240
115.6
10.3
300
148.9
52.3
350
176.7
119.9
242
116.7
11.2
301
149.4
53.4
352
177.8
123.5
244
117.8
12.1
302
150.0
54.4
354
178.9
127.1
246
118.9
13.1
303
150.6
55.4
356
180.0
130.8
248
120.0
14.1
304
151.1
56.4
358
181.1
134.5
250
121.1
15.1
305
151.7
57.5
360
182.2
138.3
252
122.2
16.2
306
152.2
58.6
362
183.3
142.3
254
123.3
17.3
307
152.8
59.7
364
184.4
146.2
256
124.4
18.4
308
153.3
60.7
366
185.6
150.3
258
125.6
19.6
309
153.9
61.9
368
186.7
154.4
260
126.7
20.7
310
154.4
63.0
370
187.8
158.7
261
127.2
21.4
311
155.0
64.2
372
188.9
163.0
262
127.8
22.0
312
155.6
65.3
374
190.0
167.4
263
128.3
22.6
313
156.1
66.5
376
191.1
171.9
264
128.9
23.2
314
156.7
67.6
378
192.2
176.4
265
129.4
23.9
315
157.2
68.8
380
193.3
181.1
266
130.0
24.5
316
157.8
70.0
382
194.4
185.8
267
130.6
25.2
317
158.3
71.3
384
195.6
190.6
268
131.1
25.8
318
158.9
72.5
386
196.7
195.6
269
131.7
26.5
319
159.4
73.7
388
197.8
200.6
270
132.2
27.2
320
160.0
75.0
390
198.9
205.7
271
132.8
27.9
321
160.6
76.3
392
200.0
210.9
272
133.3
28.6
322
161.1
77.5
394
201.1
216.2
273
133.9
29.3
323
161.7
78.8
396
202.2
221.5
274
134.4
30.0
324
162.2
80.1
398
203.3
227.0
275
135.0
30.8
325
162.8
81.5
400
204.4
232.6
276
135.6
31.5
326
163.3
82.8
402
205.5
238.0
277
136.1
32.3
327
163.9
84.2
404
206.7
244.0
278
136.7
33.0
328
164.4
85.6
406
207.8
250.0
279
137.2
33.8
329
165.0
87.0
408
208.9
256.0
280
137.8
34.5
330
165.6
88.4
410
210.0
262.0
281
138.3
35.3
331
166.1
89.8
412
211.1
268.0
282
138.9
36.1
332
166.7
91.2
414
212.2
275.0
283
139.4
36.9
333
167.2
92.7
416
213.3
281.0
284
140.0
37.7
334
167.8
94.1
418
214.4
288.0
285
140.6
38.6
335
168.3
95.6
420
215.6
294.0
•
Degrees Celsius = 5/9 (Degrees F - 32)
Temperature
Pressure Conversions
100 PSI = 6.9 Bars
250 PSI = 17.25 Bars
600 PSI = 41.4 Bars
5 Bars = 72.5 PSI
10 Bars = 145 PSI
25 Bars = 362.5 PSI