The Metraflex Company Corporate
2323 W. Hubbard St.
Chicago, IL 60612
Phone: 1-312-738-3800 • Fax: 1-312-738-0415
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Unit of Measure

Specifications

Nom Size

20 in

Convolutions

9

OAL

28.310 in

Equivalent Pipe Length

99.1875 in

Axial Movement

7.3125 in

Thrust Area

392 in²

Effective Area

392 in²

Weight

884.00 lb

Max Working Temp

500 ºF

Max Working Pressure

300 psig

Max Test Pressure

450 psig

Stiffness Axial

600 lb·in

Spring Constant

5400 lb·in

Bellows Material

Hydroformed 304 SS

Ring Material

Carbon Steel

Flange Material

ANSI B16.5 Carbon Steel

Bell End Neck O.D. (Flanged)

20.63 in

Ring O.D.

25.75 in

Bell End O.D. (Flanged)

25.75 in

Bellows O.D.

24.00 in

Root Dia

20 in

Ring Width

1.25 in

Bellows Crown Radius

0.50 in

Pipe OD

20.00 in

Flange OD

27 1/2 in