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| Expansion Joint Data Tables |
- Single Expansion Joints
- Universal Expansion Joints
- 3, 3.5, 4 Inch Universal Expansion Joints
- 5, 6, 8 Inch Universal Expansion Joints
- 10, 12, 14 inch Universal Expansion Joints
- 16, 18, 20 Inch Universal Expansion Joints
- 22, 24, 26 Inch Universal Expansion Joints
- 28, 30, 32 Inch Universal Expansion Joints
- 34, 36, 38 Inch Universal Expansion Joints
- 40, 42 Inch Universal Expansion Joints
- 44, 46, 48 Inch Universal Expansion Joints
- 50 through 72 inch Universal Expansion Joints
- 84 through 144 Inch Unvirsal Expansion Joints
- Externally Pressurized Expansion Joints
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| U.S. Bellows Request for Quotation |
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Single Externally Pressurized (X-Flex) Expansion Joint |
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Externally Pressurized Expansion Joint |
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150# Design
12 inch Through 24 inch Nominal Diameter
Notes:
- Rated life cycle at 650°F is 1000 cycles for full rated movement shown above.
- To increase cycle life or movements, please refer to graph on cycle life.
- Expansion joint is capable of taking 10% of rated movement as extension, with remaining 90% as axial compression.
- Maximum test pressure: 1.5 X rated working pressure.
- Bellows rated for 650°F: See catalog flange data for appropriate flange temperature/pressure ratings.
- Maximum installation misalignment is ±1/4-inch axial and ±1/16-inch lateral.
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Size |
Axial
Movement |
Spring
Rate |
Overall Length |
Weight |
Effective Area |
Shell Outside Diameter |
Anchor Foot Height |
Anchor Foot Type |
Flanged
Ends |
Weld
Ends |
in. |
lb./in. |
in. |
lb. |
lb. |
in.2 |
in. |
in. |
mm |
kg/mm |
mm |
kg |
kg |
kg/cm2 |
mm |
mm |
12 |
4 |
922 |
30 |
436 |
308 |
180.81 |
18.000 |
Please
consult
factory
regarding
anchor
foot
usage
on single
X-flex |
102 |
16.5 |
762 |
198 |
140.00 |
82.19 |
457 |
8 |
461 |
49 |
611 |
483 |
180.81 |
18.000 |
203 |
82 |
1245 |
278 |
220 |
82.19 |
457 |
14 |
4 |
1010 |
30 |
516 |
336 |
211.83 |
20.000 |
102 |
18.1 |
762 |
235 |
153 |
96.29 |
508 |
8 |
505 |
49 |
711 |
531 |
211.83 |
20.000 |
203 |
9.0 |
1245 |
323 |
241 |
96.29 |
508 |
16 |
4 |
962 |
30 |
610 |
414 |
270.20 |
24.000 |
102 |
17.2 |
762 |
277 |
188 |
122.82 |
610 |
8 |
481 |
48 |
810 |
614 |
270.20 |
24.000 |
203 |
8.6 |
1219 |
368 |
279 |
122.82 |
610 |
18 |
4 |
1080 |
30 |
661 |
401 |
331.61 |
24.000 |
102 |
19.3 |
762 |
300 |
182 |
150.73 |
610 |
8 |
540 |
48 |
877 |
617 |
331.61 |
24.000 |
203 |
9.7 |
1219 |
399 |
280 |
150.73 |
610 |
20 |
4 |
1196 |
31 |
985 |
685 |
399.31 |
30.00 |
102 |
21.4 |
787 |
448 |
311 |
181.50 |
762 |
8 |
598 |
49 |
1240 |
910 |
399.31 |
30.00 |
203 |
10.7 |
1245 |
564 |
413 |
181.50 |
762 |
24 |
4 |
1430 |
32 |
1074 |
634 |
553.55 |
30.00 |
102 |
25.6 |
813 |
488 |
288 |
251.61 |
762 |
8 |
725 |
50 |
1304 |
864 |
553.55 |
30.00 |
203 |
13.0 |
1270 |
593 |
393 |
251.61 |
762 |
Materials
Bellows: A240-T304. Alternate materials available upon request. Refer to the materials section.
Flanges: ASTM A105.
150 lb. ANSI B16.5 RFSO.
Pipe: ASTM A53/A106.
Shell: ASTM A53/A106; API-5L.
Rings: ASTM A285-C.
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