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METALLIC EXPANSION JOINT CATALOG
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Expansion Joint Data Tables
 
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Double Externally Pressurized (X-Flex) Expansion Joint

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  Single Metallic Expansion Joint Technical Drawing  

Externally Pressurized Expansion Joint

 

150# Design

3 inch Through 10 inch Nominal Diameter

Notes:

  1. Rated life cycle at 650°F is 1000 cycles for full rated movement shown above.
  2. To increase cycle life or movements, please refer to graph on cycle life.
  3. Expansion joint is capable of taking 10% of rated movement as extension, with remaining 90% as axial compression.
  4. Maximum test pressure: 1.5 X rated working pressure.
  5. Bellows rated for 650°F: See catalog flange data for appropriate flange temperature/pressure ratings.
  6. Maximum installation misalignment is ±1/4-inch axial and ±1/16-inch lateral.

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

3

4

140

40

140

124

30.24

8.625

7.313

A

203

2.5

1016

64

56

195.05

219

186

16

70

73

220

204

30.24

8.625

7.313

406

1.3

1854

100

93

195.05

219

186

4

8

140

41

155

129

30.24

8.625

8.313

A

203

2.5

1041

70

59

195.05

219

211

16

70

74

241

215

30.24

8.625

8.313

406

1.3

1880

110

98

195.05

219

211

5

8

312

45

257

227

53.85

10.750

9.375

B

203

5.6

1143

117

103

347.33

273

238

16

156

82

401

371

53.85

10.750

9.375

406

2.8

2083

182

169

347.33

273

238

6

8

328

45

262

232

53.85

10.750

9.375

B

203

5.9

1143

119

105

347.33

273

238

16

164

82

418

388

53.85

10.750

9.375

406

2.9

2083

190

176

347.33

273

238

8

8

403

45

412

352

87.09

14.000

11.000

C

203

7.2

1143

187

160

561.73

356

279

16

210

77

591

531

87.09

14.000

11.000

406

3.8

1956

269

241

39.59

356

279

10

8

502

48

519

433

128.28

16.00

12.000

C

203

9.0

1219

236

197

58.31

406

305

16

262

80

738

652

128.28

16.00

12.000

406

4.7

2032

335

296

58.31

406

305

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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