Bellows

Edge Welded Metal Bellows & Capsules

SEYMOUR-SHERIDAN, INC. has been manufacturing welded metal bellows for over 50 years. Applications include steam traps, air vents, flexible couplings, valve seals, pressure transducers and vacuum bellows.

Edge welded bellows are custom designed to fit your application. Bellows can be supplied set to free length or evacuated. To accommodate a variety of temperature and pressure environments, bellows can be filled with water or alcohol to achieve specific length and stroke characteristics. Bellows can also be encased and supplied with fittings.

Edge Welded Bellows Sizes & Materials

All our bellows sizes started out as "specials". If you don't see the size you need, please ask!

Nominal Sizes
  • O.D.
  • 0.750"
  • 0.844"
  • 0.875"
  • 1.250"
  • 1.438"
  • 1.590"
  • 1.750"
  • 2.500"
  • 3.000"
  • I.D.
  • 0.450"
  • 0.450"
  • 0.525"
  • 0.753"
  • 0.812"
  • 0.964"
  • 1.050"
  • 1.500"
  • 0.994"
Materials
  • 304
  • 304L
  • 316
  • 316L
  • 347
  • AM350
  • CARPENTER 450
  • CARPENTER 455
  • HASTELLOY B
  • HASTELLOY C
  • INCONEL 600
  • INCONEL 625
  • INCONEL X-750
  • MONEL
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