UNAFLEX Type 44 metal bellows expansion joints are provided with 150# drill carbon steel flanges (AWWA Class D C207) fixed on each end of the expansion joint. Bellows necks are welded directly to the flanges.
UNAFLEX Type 66 metal bellows expansion joints are provided with 150# drill carbon steel flanges (AWWA Class D C207) floating on each end of the expansion joint. Bellows necks are flared (Vanstone) to retain the flanges. Floating flange arrangement allows use of carbon steel flanges when all wetted materials need are required to be either Stainless Steel or an alloy material. Floating flanges also permit bolt hole alignment in the field.
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(Unaflex, LLC)
Pompano Beach, FL 33060, United States
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