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

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  Single Metallic Expansion Joint Technical Drawing  

Externally Pressurized Expansion Joint

 

300# 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

280

24

94

68

30.24

8.625

Please

consult

factory

regarding

anchor

foot

usage

on single

X-flex

102

5.0

610

43

30.91

13.83

219

8

140

40

136

110

30.42

8.625

203

2.5

1016

62

50.00

13.83

219

4

4

280

25

115

71

30.42

8.625

102

5.0

635

52

32.27

13.83

219

8

140

42

154

110

30.42

8.625

203

2.5

1067

70

50.0

13.83

219

5

4

662

28

186

130

54.24

10.750

102

11.8

711

85

59.09

24.65

273

8

331

46

266

210

54.24

10.750

203

5.9

1168

121

95.45

24.65

273

6

4

662

28

210

132

54.24

10.750

102

11.8

711

95

60.00

24.65

273

8

331

46

294

216

54.24

10.750

203

5.9

1168

134

98.18

24.65

273

8

4

810

28

191

307

87.58

14.000

102

14.5

711

87

139.55

39.81

356

8

423

44

403

287

87.58

14.000

203

7.6

1118

183

130.45

39.81

356

10

4

931

29

408

246

128.88

16.00

102

16.7

737

185

112

58.58

406

8

504

45

527

365

128.88

16.00

203

9.0

1143

240

166

58.58

406

Materials
Bellows: A240-T304. Alternate materials available upon request. Refer to the materials section.
Flanges: ASTM A105.
300 lb. ANSI B16.5 RFSO.
Pipe: ASTM A53/A106.
Shell: ASTM A53/A106; API-5L.
Rings: ASTM A285-C.

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