Pyrex High Pressure Gage Glass |
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General Application: Sight, flow indicators |
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Ends Finish: Diameters greater than or equal to 3/4" with lengths less than
or equal to 72" are fire polished. All other |
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diameters and lengths are saw cut. |
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WARNING |
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(1) Improper installation or maintenace of tublar glass can cause innediate
or delayed glass breakage resulting in bodily injury. To avoid |
breakage observe the Do's and Do Not's and Use and Care Instructions which
are listed in the index, as well as tubular gage |
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manufacturer's instructions. |
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(2) If a gage glass breaks, contained substances can be released and glass
can be blown out of the unit with great force. Always wear |
safety glasses when looking toward a gage or working on a gage glass
assembly. Guard against the possibility of fire and explosion. |
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(3) Protect glass from impact, scratches, other surface damage and sudden
temperature changes. These can weaken or stress the glass |
and lead to breakage. |
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(4) A good safety practice is to incorporate a protective guard or shield in
the gage glass assembly, i.e., a shield between the user |
and the gage. Refer to the gage manufacturer's catalog. |
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(5)Review in detail the Corrosives information which is listed in the index. |
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(6) Review the disclaimer information which is listed in the index. |
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(7) Clerical errors may exist in this chart. Please confirm information
before relying on the data. |
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Maximum Recommended |
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Working Pressure, psi |
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Std. |
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Temperatures |
Steam Boiler |
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Diameter |
Diameter |
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Wall |
Length |
Pcs. Per |
Up To 150 degrees F |
Service |
Diameter |
Tolerances (+) |
Tolerances (-) |
Wall |
Tolerances (+/-) |
(Inches) * |
Case |
No Corrosion ** |
Up To 425 degrees F |
1/2" O.D. |
0.0" |
-1/32" |
5/64" |
+ / - 1/64" |
8 |
12 |
460 |
340 |
(.500" O.D.) |
(.000") |
(.031") |
(.078") |
(+ / - .016") |
10 |
12 |
445 |
335 |
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12 |
12 |
435 |
325 |
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14 |
12 |
415 |
315 |
* |
Intermediate lengths are available upon request. |
16 |
12 |
400 |
300 |
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Maximum Length - 150" |
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18 |
12 |
385 |
295 |
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20 |
12 |
375 |
285 |
** |
See the Corrosives information cited in the index |
24 |
12 |
340 |
270 |
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30 |
12 |
295 |
Not Recommended *** |
*** |
Maximum length for steam boiler is 24" |
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36 |
12 |
260 |
Not Recommended *** |
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48 |
12 |
205 |
Not Recommended *** |
Please review the Do's and Do Not's before installation. |
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60 |
12 |
155 |
Not Recommended *** |
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72 |
12 |
110 |
Not Recommended *** |
5/8" O.D. |
0.0" |
-1/32" |
3/32" |
+ / - 1/64" |
8 |
12 |
435 |
320 |
(.625" O.D.) |
(.000") |
(.031") |
(.094") |
(+ / - .016") |
10 |
12 |
420 |
315 |
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12 |
12 |
410 |
305 |
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14 |
12 |
390 |
295 |
* |
Intermediate lengths are available upon request. |
16 |
12 |
375 |
285 |
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Maximum Length - 150" |
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18 |
12 |
360 |
280 |
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20 |
12 |
350 |
270 |
** |
See the Corrosives information cited in the index |
24 |
12 |
320 |
255 |
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30 |
12 |
280 |
Not Recommended *** |
*** |
Maximum length for steam boiler is 24" |
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36 |
12 |
245 |
Not Recommended *** |
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48 |
12 |
195 |
Not Recommended *** |
Please review the Do's and Do Not's before installation. |
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60 |
12 |
150 |
Not Recommended *** |
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72 |
12 |
100 |
Not Recommended *** |
3/4" O.D. |
0.0" |
-1/32" |
7/64" |
+ / - 1/64" |
8 |
12 |
425 |
315 |
(.750" O.D.) |
(.000") |
(.031") |
(.109") |
(+ / - .016") |
10 |
12 |
410 |
310 |
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12 |
12 |
400 |
300 |
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14 |
12 |
385 |
290 |
* |
Intermediate lengths are available upon request. |
16 |
12 |
370 |
280 |
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Maximum Length - 150" |
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18 |
12 |
355 |
275 |
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20 |
12 |
345 |
265 |
** |
See the Corrosives information cited in the index |
24 |
12 |
315 |
250 |
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30 |
12 |
275 |
Not Recommended *** |
*** |
Maximum length for steam boiler is 24" |
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36 |
12 |
240 |
Not Recommended *** |
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48 |
12 |
190 |
Not Recommended *** |
Please review the Do's and Do Not's before installation. |
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60 |
12 |
145 |
Not Recommended *** |
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72 |
12 |
100 |
Not Recommended *** |
7/8" O.D. |
0.0" |
-1/32" |
1/8" |
+ / - 1/32" |
8 |
12 |
380 |
Not Recommended *** |
(.875" O.D.) |
(.000") |
(.031") |
(.125") |
(+ / - .031") |
10 |
12 |
370 |
Not Recommended *** |
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12 |
12 |
360 |
Not Recommended *** |
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14 |
12 |
350 |
Not Recommended *** |
* |
Intermediate lengths are available upon request. |
16 |
12 |
340 |
Not Recommended *** |
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Maximum Length - 150" |
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18 |
12 |
335 |
Not Recommended *** |
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20 |
12 |
330 |
Not Recommended *** |
** |
See the Corrosives information cited in the index |
24 |
12 |
315 |
Not Recommended *** |
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30 |
12 |
285 |
Not Recommended *** |
*** |
Maximum length for steam boiler is 24" |
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36 |
12 |
265 |
Not Recommended *** |
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48 |
12 |
210 |
Not Recommended *** |
Please review the Do's and Do Not's before installation. |
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60 |
12 |
160 |
Not Recommended *** |
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72 |
12 |
110 |
Not Recommended *** |
1" O.D. |
0.0" |
-1/32" |
1/8" |
+ / - 1/32" |
8 |
12 |
345 |
Not Recommended *** |
(1.000" O.D.) |
(.000") |
(.031") |
(.125") |
(+ / - .031") |
10 |
12 |
335 |
Not Recommended *** |
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12 |
12 |
325 |
Not Recommended *** |
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14 |
12 |
320 |
Not Recommended *** |
* |
Intermediate lengths are available upon request. |
16 |
12 |
310 |
Not Recommended *** |
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Maximum Length - 150" |
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18 |
12 |
305 |
Not Recommended *** |
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20 |
12 |
300 |
Not Recommended *** |
** |
See the Corrosives information cited in the index |
24 |
12 |
285 |
Not Recommended *** |
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30 |
12 |
260 |
Not Recommended *** |
*** |
Maximum length for steam boiler is 24" |
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36 |
12 |
240 |
Not Recommended *** |
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48 |
12 |
190 |
Not Recommended *** |
Please review the Do's and Do Not's before installation. |
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60 |
12 |
145 |
Not Recommended *** |
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72 |
12 |
110 |
Not Recommended *** |
1 1/8" O.D. |
0.0" |
-3/64" |
1/8" |
+ / - 1/32" |
8 |
12 |
270 |
Not Recommended *** |
(1.125" O.D.) |
(.000") |
(.047") |
(.125") |
(+ / - .031") |
10 |
12 |
265 |
Not Recommended *** |
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12 |
12 |
260 |
Not Recommended *** |
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14 |
12 |
250 |
Not Recommended *** |
* |
Intermediate lengths are available upon request. |
16 |
12 |
245 |
Not Recommended *** |
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Maximum Length - 150" |
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18 |
12 |
240 |
Not Recommended *** |
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20 |
12 |
240 |
Not Recommended *** |
** |
See the Corrosives information cited in the index |
24 |
12 |
235 |
Not Recommended *** |
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30 |
12 |
225 |
Not Recommended *** |
*** |
Maximum length for steam boiler is 24" |
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36 |
12 |
200 |
Not Recommended *** |
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48 |
12 |
180 |
Not Recommended *** |
Please review the Do's and Do Not's before installation. |
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60 |
12 |
150 |
Not Recommended *** |
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72 |
12 |
130 |
Not Recommended *** |
1 1/4" O.D. |
0.0" |
-3/64" |
1/8" |
+ / - 1/32" |
8 |
12 |
240 |
Not Recommended *** |
(1.250" O.D.) |
(.000") |
(.047") |
(.125") |
(+ / - .031") |
10 |
12 |
235 |
Not Recommended *** |
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12 |
12 |
230 |
Not Recommended *** |
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14 |
12 |
225 |
Not Recommended *** |
* |
Intermediate lengths are available upon request. |
16 |
12 |
220 |
Not Recommended *** |
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Maximum Length - 150" |
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18 |
12 |
215 |
Not Recommended *** |
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20 |
12 |
215 |
Not Recommended *** |
** |
See the Corrosives information cited in the index |
24 |
12 |
210 |
Not Recommended *** |
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30 |
12 |
200 |
Not Recommended *** |
*** |
Maximum length for steam boiler is 24" |
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36 |
12 |
180 |
Not Recommended *** |
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48 |
12 |
160 |
Not Recommended *** |
Please review the Do's and Do Not's before installation. |
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60 |
12 |
135 |
Not Recommended *** |
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72 |
12 |
115 |
Not Recommended *** |
1 1/2" O.D. |
0.0" |
-3/64" |
1/8" |
+ / - 1/32" |
8 |
12 |
210 |
Not Recommended *** |
(1.250" O.D.) |
(.000") |
(.047") |
(.125") |
(+ / - .031") |
10 |
12 |
205 |
Not Recommended *** |
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12 |
12 |
200 |
Not Recommended *** |
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14 |
12 |
200 |
Not Recommended *** |
* |
Intermediate lengths are available upon request. |
16 |
12 |
195 |
Not Recommended *** |
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Maximum Length - 150" |
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18 |
12 |
190 |
Not Recommended *** |
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20 |
12 |
190 |
Not Recommended *** |
** |
See the Corrosives information cited in the index |
24 |
12 |
185 |
Not Recommended *** |
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30 |
12 |
175 |
Not Recommended *** |
*** |
Maximum length for steam boiler is 24" |
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36 |
12 |
160 |
Not Recommended *** |
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48 |
12 |
140 |
Not Recommended *** |
Please review the Do's and Do Not's before installation. |
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60 |
12 |
120 |
Not Recommended *** |
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72 |
12 |
100 |
Not Recommended *** |
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Sources: Corning Incorporated brochure "Tubular Gage Glasses" |
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Copyright 1991. |
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