Metal Bellows Correctedn 7/11/00 3:47 PM Page 52
SINGLE EXPANSION JOINTS – METAL 108" TO 144" SIZE
MATERIALS OF CONSTRUCTION
1. Rated cycle life is 2000 cycles per EJMA 7th edition for any non-
BELLOWS: ASTM A240 T304. To specify alternate bellows
concurrent movement tabulated.
material, add to part number. Refer to page 19.
2. To combine axial, lateral movements, refer to page 20, step 5.
PIPE: ASTM A516-70
3. Maximum axial extension movement is 50% of tabulated axial
25 lb. Series: .375” WALL
value.
FLANGES: ASTM A105/A36/A516-70
4. To obtain greater movements or cycle life refer to page 20, step 5 or
25 lb. Series: 125 lb. Lt. Wt. F.F.S.O.
contact the factory.
COVERS: Carbon Steel
5. Catalog pressure ratings are based upon a maximum bellows
TIE RODS, GIMBALS, HINGES: Carbon Steel
temperature of 800°F. Actual operating temperature should always
LINERS: 300 Series Stainless Steel
be specified.
6. If unit is flanged, see page 16 for maximum flange pressure ratings.
7. Maximum test pressure: 1 1/2 x maximum working pressure.
8. Maximum torque values are on page 68.
* For available angular rotation, contact factory.
Nominal No. of Non-Concurrent Axial Lateral Angular WW FF/VV FW/VW
Diameter Pressure Convo- Axial Lateral Angular Spring Rate Spring Rate Spring Rate OAL Weight OAL Weight OAL Weight
(In.) (psig) lutions (In.) (In.) (Deg.) (Lbs/In.) (Lbs/In.) (In.-Lb/Deg) (In.) (Lbs.) (In.) (Lbs.) (In.) (Lbs.)
2 1.49 0.02 1.5 11666 15090967 308656 9 3/4 275
4 2.98 0.07 3.1 5833 1886371 154328 13 1/2 326
108”
6 4.47 0.15 4.6 3889 558925 102885 17 1/4 378
Effective
25
Area
8 5.95 0.27 6.2 2916 235796 77164 21 429
9525 in.
2
10 7.44 0.42 7.7 2333 120728 61731 24 3/4 480
12 8.93 0.61 9.3 1944 69866 51443 28 1/2 532
2 1.49 0.02 1.4 12975 20641027 422172 9 3/4 305
4 2.97 0.06 2.8 6487 2580128 211086 13 1/2 362
120”
6 4.46 0.14 4.2 4325 764482 140724 17 1/4 419
Effective
Area
25
11714 in.
2
8 5.95 0.24 5.6 3244 322516 105543 21 476
10 7.43 0.38 7.0 2595 165128 84434 24 3/4 533
12 8.92 0.55 8.4 2162 95560 70362 28 1/2 590
2 1.48 0.01 1.3 14283 27408045 560578 9 3/4 335
4 2.97 0.06 2.5 7142 3426006 280289 13 1/2 397
132”
Effective
6 4.45 0.12 3.8 4761 1015113 186859 17 1/4 460
Area
25
14129 in.
2
8 5.94 0.22 5.1 3571 428251 140145 21 523
10 7.42 0.35 6.3 2857 219264 112116 24 3/4 585
12 8.91 0.50 7.6 2381 126889 93430 28 1/2 648
2 1.48 0.01 1.2 15592 35512650 726342 9 3/4 364
4 2.96 0.05 2.3 7796 4439081 363171 13 1/2 433
144”
Effective
6 4.44 0.11 3.5 5197 1315283 242114 17 1/4 501
Area
25
16770 in.
2 8 5.92 0.20 4.6 3898 554885 181586 21 569
10 7.40 0.32 5.8 3118 284101 145268 24 3/4 638
12 8.88 0.46 7.0 2599 164410 121057 28 1/2 706
PART NUMBER EXAMPLE NOM I.D. STYLE ENDS PRESSURE NO. CONS ACCESSORIES BELLOWS MATERIAL
English 144 AT WW 25 8 L, C 600
52
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