Metal Bellows Correctedn 7/11/00 2:45 PM Page 22
SINGLE EXPANSION JOINTS – METAL 2" AND 2.5" 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
3. Maximum axial extension movement is 50% of tabulated axial
50 lb. Series: Sch. 40
value.
150 lb. Series: Sch. 40
4. To obtain greater movements or cycle life refer to page 20, step 5 or
300 lb. Series: Sch. 40
contact the factory.
FLANGES: ASTM A105/A36/A516-70
5. Catalog pressure ratings are based upon a maximum bellows
50 lb. Series: 150 lb. ANSI B16.5 R.F.S.O.
temperature of 800°F. Actual operating temperature should always
150 lb. Series: 150 lb. ANSI B16.5 R.F.S.O.
be specified.
300 lb. Series: 300 lb. ANSI B16.5 R.F.S.O.
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 0.32 0.05 10.0 598 4148 9 7 1/4 2 3 1/4 10 5 1/4 6
2”
8 0.64 0.20 10.0 299 518 5 8 1/2 2 4 1/2 11 6 1/2 6
Effective
50
Area
12 0.96 0.45 10.0 199 154 3 9 3/4 2 5 3/4 11 7 3/4 7
5.7 in.
2
16 1.28 0.79 * 150 65 2 11 2 7 12 9 7
4 0.23 0.04 10.0 1168 8101 18 7 1/4 2 3 1/4 10 5 1/4 6
2”
8 0.47 0.15 10.0 584 1013 9 8 1/2 2 4 1/2 11 6 1/2 6
Effective
150
Area
12 0.70 0.33 10.0 389 300 6 9 3/4 2 5 3/4 12 7 3/4 7
5.7 in.
2
16 0.97 0.61 * 413 175 6 11 2 7 14 9 8
4 0.18 0.03 7.7 2019 13999 32 7 1/4 2 3 7/8 14 5 1/2 8
2”
8 0.36 0.11 10.0 1009 1750 16 8 1/2 2 5 1/8 15 6 3/4 8
Effective
300
Area
12 0.54 0.25 10.0 673 518 11 9 3/4 2 6 3/8 16 8 9
5.7 in.
2
16 0.72 0.45 * 806 341 12 11 3 7 5/8 19 9 1/4 11
4 0.42 0.05 10.0 419 4252 10 7 1/4 3 3 1/2 14 5 3/8 9
2.5”
8 0.84 0.21 10.0 210 531 5 8 1/2 3 4 3/4 15 6 5/8 9
Effective
50
Area
12 1.26 0.48 * 140 157 3 9 3/4 3 6 15 7 7/8 9
8.3 in.
2
16 1.63 0.83 * 210 133 5 11 4 7 1/4 19 9 1/8 12
4 0.30 0.04 10.0 819 8304 19 7 1/4 3 3 1/2 14 5 3/8 9
2.5”
8 0.60 0.15 10.0 409 1038 9 8 1/2 3 4 3/4 15 6 5/8 9
Effective
150
Area
12 0.89 0.34 10.0 546 615 13 9 3/4 4 6 18 7 7/8 11
8.3 in.
2
16 1.18 0.61 * 409 259 9 11 4 7 1/4 21 9 1/8 12
4 0.21 0.03 7.6 1612 16186 37 7 1/4 3 4 1/4 20 5 3/4 12
2.5”
8 0.43 0.11 10.0 806 2023 18 8 1/2 3 5 1/2 21 7 12
Effective
Area
300
8.2 in.
2
12 0.63 0.25 10.0 1074 1199 25 9 3/4 4 6 3/4 24 8 1/4 14
16 0.85 0.44 * 806 506 18 11 4 8 28 9 1/2 16
PART NUMBER EXAMPLE NOM I.D. STYLE ENDS PRESSURE NO. CONS ACCESSORIES BELLOWS MATERIAL
English 2 AT WW 150 8 C 321
22
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