Metal Bellows Correctedn 7/11/00 3:46 PM Page 42
SINGLE EXPANSION JOINTS – METAL 34" AND 36" 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 A53/A106/A516-70/API-5L
3. Maximum axial extension movement is 50% of tabulated axial
50 lb. Series: .375” WALL
value.
150 lb. Series: .375” WALL
4. To obtain greater movements or cycle life refer to page 20, step 5 or
300 lb. Series: .75” WALL
contact the factory.
FLANGES: ASTM A105/A36/A516-70
5. Catalog pressure ratings are based upon a maximum bellows
50 lb. Series: 125 lb. Lt. Wt. F.F.S.O.
temperature of 800°F. Actual operating temperature should always
150 lb. Series: Customer to specify
be specified.
300 lb. Series: Customer to specify
6. If unit is flanged, see page 16 for maximum flange pressure ratings.
COVERS: Carbon Steel
7. Maximum test pressure: 1 1/2 x maximum working pressure.
TIE RODS, GIMBALS, HINGES: Carbon Steel
8. Maximum torque values are on page 68.
LINERS: 300 Series Stainless Steel * 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.)
4 1.63 0.05 5.3 1756 268595 4786 9 1/2 85 7 431 8 1/4 258
34”
8 3.25 0.21 10.0 878 33574 2393 13 97 10 1/2 436 11 3/4 266
Effective
50
Area
12 4.88 0.48 10.0 585 9948 1595 16 1/2 109 14 443 15 1/4 276
981 in.
2
16 6.50 0.86 10.0 439 4197 1196 20 121 17 1/2 453 18 3/4 287
4 1.04 0.03 3.3 8390 1301590 23190 9 1/2 102
34”
8 2.08 0.14 6.7 4195 162699 11595 13 130
Effective
150
Area
12 3.11 0.31 10.0 2797 48207 7730 16 1/2 158
995 in.
2
16 4.15 0.54 10.0 2098 20337 5798 20 186
4 1.01 0.03 3.2 15824 2459101 43814 9 1/2 203
34”
8 2.02 0.13 6.5 7912 307388 21907 13 260
Effective
300
Area
12 3.03 0.30 9.7 5275 91078 14605 16 1/2 317
997 in.
2
16 4.04 0.53 10.0 3956 38423 10953 20 374
4 1.62 0.05 5.0 1861 317827 5663 9 1/2 89 7 471 8 1/4 280
36”
8 3.25 0.20 10.0 931 39728 2831 13 102 10 1/2 476 11 3/4 289
Effective
50
Area
12 4.87 0.46 10.0 620 11771 1888 16 1/2 115 14 483 15 1/4 299
1095 in.
2
16 6.50 0.81 10.0 465 4966 1416 20 128 17 1/2 493 18 3/4 310
4 1.03 0.03 3.2 8895 1539297 27425 9 1/2 107
36”
8 2.07 0.13 6.3 4447 192412 13713 13 137
Effective
150
Area
12 3.10 0.29 9.5 2965 57011 9142 16 1/2 167
1110 in.
2
16 4.14 0.51 10.0 2224 24052 6856 20 196
4 1.01 0.03 3.1 16776 2907999 51811 9 1/2 214
36”
8 2.01 0.12 6.1 8388 363500 25906 13 275
Effective
Area
300
1112 in.
2
12 3.02 0.28 9.2 5592 107704 17270 16 1/2 335
16 4.03 0.50 10.0 4194 45437 12953 20 395
PART NUMBER EXAMPLE NOM I.D. STYLE ENDS PRESSURE NO. CONS ACCESSORIES BELLOWS MATERIAL
English 36 AT WW 50 8 PT, RT 800
42
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