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U.S. Bellows U.S. BELLOWS, INC.
METALLIC EXPANSION JOINT CATALOG
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Expansion Joint Data Tables
 
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85 PSIG Single and Multi-ply Bellows

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85 PSIG

Single and Multi-ply Stainless Steel Expansion Joint Bellows
321 S.S. and 316 S.S. Bellows with Aide (Monel and Inconel available on request.)

Notes:

  1. Pressure Range:  Vacuum to 50 PSIG for 3/4" to 1 1/2" and over, 85 PSIG.
  2. Temperature Range: -20 F to 800 F
  3. Rated cycle life is 3000 cycles per EJMA for any one tabulated axial movement.
  4. Maximum Axial extension movement is 50% of the tabulated axial movement.
  5. Rated extension movement is equal to rated axial movement provided the bellows is pre-compressed the smount of design extension.
  6. Maximum test pressure: 1.5x design pressure
  7. Materials: Bellows--ASTM A240-T321SS; Welding Aides--ASTM A240-T321SS
  8. Flanges or welds ends can be attached to the bellows 1/16" thk (min.) Welding aide.
  9. For more details request PT&P's Expansion Joint Catalog.
                      

ND in.

Part Number

Max. Axial Movement in.

Max. Lateral Movement in.

Max. Angular Movement Deg.

B.F.L. in.

Number of Corrugations O.A.L. in.

Weight Each lbs.

Axial Spring Rate lbs./in

Lateral Spring Rate lbs./in.

Angular Spring Rate in/lbs/deg.
 3/4 S007050C 0.59 0.47 10 2.75 13 3.50 0.08 392 95 3
L007050C 0.79 0.71 10 3.56 17 4.31 0.09 302 39 3
1    S010050C 0.59 0.27 10 2.19 9 2.94 0.10 386 274 3
L010050C 0.87 0.59 10 3.00 13 3.75 0.12 269 90 3
1 1/2 S015050C 0.59 0.24 10 2.38 10 3.13 0.15 515 622 3
L015050C 0.94 0.59 10 3.63 16 4.38 0.19 325 151 3
2    US-2-8-85S 0.64 0.24 10 3.00 8 5.00 0.60 643 2068 27
US-2-12-85L 0.95 0.53 10 4.50 12 6.50 1.00 693 462 14
2 1/2 US-2.5-8-85S 1.33 0.39 10 3.00 8 5.00 1.00 580 1052 21
US-2.5-12-85L 1.12 0.50 10 4.50 12 6.50 1.00 386 312 14
3    US-3-8-85S 0.71 0.17 10 3.00 8 5.00 1.00 855 2887 38
US-3-12-85L 1.07 0.40 10 4.50 12 6.50 1.00 570 855 25
4    US-4-8-85S 0.96 0.18 10 3.00 8 5.00 1.00 547 3016 39
US-4-12-85L 1.45 0.42 10 4.50 12 6.50 2.00 365 894 26
5    US-5-8-85S 0.95 0.15 10 3.00 8 5.00 1.00 684 5295 69
US-5-12-85L 1.42 0.34 10 4.50 12 6.50 2.00 456 1569 46
6    US-6-8-85S 1.10 0.19 10 4.00 8 6.00 3.00 926 5729 133
US-6-12-85L 1.65 0.44 10 6.00 12 8.00 4.00 617 1698 89
8    US-8-8-85S 1.07 0.15 10 4.00 8 6.00 3.00 1220 2930 273
US-8-12-85L 1.61 0.34 10 6.00 12 8.00 5.00 813 868 182
10    US-10-8-85S 1.99 0.45 10 8.00 8 10.00 7.00 1664 6095 567
US-10-12-85L 2.38 0.82 10 12.00 12 14.00 12.00 1110 1806 378
12    US-12-8-85S 2.09 0.40 10 8.00 8 10.00 11.00 1077 5585 520
US-12-12-85L 3.14 0.91 10 12.00 12 14.00 15.00 718 1655 347
14    US-14-8-85S 2.05 0.36 10 8.00 8 10.00 12.00 1187 7231 673
US-14-12-85L 3.08 0.81 10 12.00 12 14.00 17.00 791 2143 449
16    US-16-8-85S 2.04 0.31 10 8.00 8 10.00 21.00 2000 16042 1493
US-16-12-85L 3.06 0.71 10 12.00 12 14.00 28.00 1333 4753 996
18    US-18-8-85S 2.03 0.28 10 8.00 8 10.00 23.00 2259 22250 2071
US-18-12-85L 3.05 0.63 10 12.00 12 14.00 32.00 1506 6593 1381
20    US-20-8-85S 2.01 0.25 10 8.00 8 10.00 26.00 2518 29879 2781
US-20-12-85L 3.02 0.57 10 12.00 12 14.00 36.00 1679 8853 1854
22    US-22-8-85S 2.28 0.26 10 8.00 8 10.00 26.00 2059 26363 3775
US-22-12-85L 3.42 0.58 10 12.00 12 14.00 36.00 1372 7811 2517
24    US-24-8-85S 2.26 0.23 10 8.00 8 10.00 32.00 2251 37757 3515
US-24-12-85L 3.39 0.53 10 12.00 12 14.00 47.00 1501 11187 2343

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