Low Corrugation

Weld End

Flanged End

Low Corrugation
Size Short/Long Compression Flanged Ends Weld Ends
50 PSI 150 PSI 300PSI 50 PSI 150 PSI 300 PSI
50 PSI 150 PSI 300 PSI OAL (In.) WT (LBS) OAL (In.) WT (LBS) OAL (In.) WT (LBS) OAL (In.) WT (LBS) OAL (In.) WT (LBS) OAL (In.) WT (LBS)
2" S 1-1/8 1-1/8 3/4 6-1/2 11 6-1/2 11 6-1/2 12 9-7/8 3 9-7/8 3 9-7/8 3
L 1-3/4 1-3/4 1-1/4 8-1/2 13 8-1/2 13 8-1/2 14 11-3/4 4 11-3/4 4 11-3/4 4
3" S 1 1 3/4 7-3/8 17 7-3/8 20 7-3/8 21 10-1/2 5 10-1/2 5 10-1/2 5
L 2 2 1-3/8 9 18 9 21 9 22 12 6 12 6 12 7
4" S 1-1/4 1-1/4 7/8 7-1/2 27 7-1/2 35 7-1/2 37 10-5/8 8 10-5/8 8 10-5/8 9
L 2-1/2 2-1/2 1-3/4 10-3/4 28 10-3/4 38 10-3/4 40 13-3/4 9 13-3/4 10 13-3/4 10
5" S 1-1/4 1-1/4 3/4 7-5/8 33 7-5/8 45 7-5/8 47 10-5/8 13 10-5/8 14 10-5/8 14
L 2-1/2 2-1/2 1-3/4 11-1/4 34 11-1/4 49 11-1/4 51 14-1/4 15 14-1/4 16 14-1/4 17
6" S 1-1/4 1-1/4 3/4 8 43 8 85 8 89 11 18 11 19 11 20
L 2-1/2 2-1/2 1-3/4 11-1/2 47 11-1/2 90 11-1/2 94 14-1/2 20 14-1/2 21 14-1/2 22
8" S 1-1/4 1-1/2 1 9-1/4 64 9-1/4 120 9-1/4 126 12-1/8 22 12-1/8 23 12-1/8 24
L 2-1/2 3 2 13-1/4 71 13-1/4 125 13-1/4 131 16-1/8 26 16-1/8 27 16-1/8 29
10" S 1-1/2 1-1/2 1 9-3/8 45 9-3/8 160 9-3/8 168 12-1/8 25 12-1/8 26 12-1/8 27
L 3-3/8 3-1/4 2-1/2 14-3/8 52 14-3/8 170 14-3/8 179 17-1/4 32 17-1/4 34 17-1/4 35
12" S 1-1/2 1-1/2 1 9-3/4 70 9-3/4 200 9-3/4 210 12-1/2 35 12-1/2 37 12-1/2 39
L 3-1/8 3-1/8 2-1/4 13-1/2 85 13-1/2 220 13-1/2 231 16-1/4 42 16-1/4 44 16-1/4 46

*This table shows standard designs. For other movements, lengths, or sizes, contact us.

Maximum Working Pressure:

50/150/300 psi

Maximum Temperature:

850° F

End Fittings:

Flanges: ANSI B16.5
Weld Ends: A 53 / A 106
Bellows: T-321 & T-316

Expansion joints with low corrugation.

Low Corrugation Expansion Joints provide perfect balance between value and performance. With two standard lengths and three pressure ratings available, they can be delivered quickly. Non-standard designs are also easily available.