Metal Bellows Correctedn 7/11/00 3:50 PM Page 56
UNIVERSAL EXPANSION JOINTS – METAL 2" TO 4" SIZE
MATERIALS OF CONSTRUCTION
1. Rated cycle life is 2000 cycles per EJMA 7th edition for any one
BELLOWS: ASTM A240 T304. To specify alternate bellows
movement tabulated.
material, add to part number. Refer to page 19.
2. To combine axial, lateral movements, refer to page 54.
PIPE: ASTM A53/A106
3. Maximum axial extension movement is 50% of tabulated axial
50 lb. Series: ch. 40
value.
150 lb. Series: Sch. 40
4. To obtain greater movements or cycle life, contact the factory.
300 lb. Series: Sch. 40
5. Catalog pressure ratings are based upon a maximum bellows
FLANGES: ASTM A105/A36/A516-70
temperature of 800°F. Actual operating temperature should
50 lb. Series: 150 lb. ANSI B16.5 R.F.S.O.
always be specified.
150 lb. Series: 150 lb. ANSI B16.5 R.F.S.O.
6. If unit is flanged, see page 16 for maximum flange pressure
300 lb. Series: 300 lb. ANSI B16.5 R.F.S.O.
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
Axial Lateral Movement (In.)
Nominal
(In.)
Length of end Fitting (In.)
Lateral Spring Rate (Lbs./In.) Add to “LL” to obtain assembly OAL
Size Press. Axial
(In.) (psig) (Lbs./In.) 12” LL 18” LL 24” LL 36” LL 48” LL 84” LL F W E
0.96 1.79 2.84 3.9 6.02 8.13 14.48
50 143
199 7 3 1.5 0.6 0.3 0.1
2”
0.7 1.79 2.84 3.9 6.02 8.13 14.48
Effective
150 143
Area 389 14 5 2.9 1.2 0.7 0.2
5.7 in.
2
0.54 1.75 2.84 3.9 6.02 8.13 14.48
300 1 5/16 4 3
673 23 9 5 2.1 1.1 0.4
1.26 1.79 2.84 3.9 6.02 8.13 14.48
50 1 1/8 4 3 3/4
140 7 3 1.5 0.6 0.3 0.1
2.5”
0.89 1.79 2.84 3.9 6.02 8.13 14.48
Effective
150 1 1/8 4 3 3/4
Area 546 28 11 5.9 2.5 1.4 0.4
8.3 in.
2
0.63 1.69 2.84 3.9 6.02 8.13 14.48
300 1 1/2 4 3 3/4
1074 54 22 11 4.8 2.6 0.8
1.38 1.65 2.71 3.77 5.88 8 14.35
50 1 3/16 4 4 1/2
294 26 10 5 2.1 1.1 0.3
3”
Effective
0.72 1.36 2.41 3.47 5.62 7.79 14.31
150 1 3/16 4 4 1/2
Area
1359 119 45 23 9.6 5.2 1.6
12.4 in.
2
0.62 1.18 2.08 3.01 4.87 6.75 12.4
300 1 11/16 4 4 1/2
1678 144 55 28 11.7 6.3 2
1.5 1.65 2.71 3.77 5.88 8 14.35
50 1 1/4 4 5 1/4
278 31 12 6.1 2.5 1.4 0.4
3.5”
Effective
0.79 1.32 2.33 3.37 5.46 7.56 13.88
150 1 1/4 4 5 1/4
Area
1285 144 55 28 11.7 6.3 2
15.9 in.
2
0.77 1.31 2.3 3.33 5.39 7.46 13.71
300 1 3/4 4 5 1/4
989 108 41 21 8.7 4.7 1.5
1.17 1.65 2.71 3.77 5.88 8 14.35
50 1 5/16 4 6
472 64 24 13 5.2 2.8 0.9
4”
Effective
0.96 1.42 2.51 3.62 5.86 8 14.35
150 1 5/16 4 6
Area
1015 144 55 28 12 6.3 2
20.1 in.
2
0.76 1.12 1.98 2.86 4.64 6.42 11.8
300 1 7/8 4 6
1754 249 94 49 20 11 3.4
PART NUMBER
NOM I.D. STYLE ENDS PRESSURE OVERALL LENGTH ACCESSORIES ALT. BELLOWS MAT.
EXAMPLE 4 AUT EE 150 60” C 321
56
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