The Series 230 spool-type wide-arch rubber expansion joints—available in single (Style 231), double (232), and triple (233) arch versions—feature a broad, low-profile bellows body designed for enhanced flexibility. These joints absorb axial (compression/extension), lateral, angular, and torsional movements, helping protect piping systems from thermal expansion and mechanical stress. Their integral rubber flange seals snugly against mating pipe flanges at a 90° angle, minimizing turbulence and reducing buildup of solids. Available in filled-arch variants for slurry or high-solids flow, they are engineered for demanding industrial settings including chemical, marine, utilities, pulp and paper, and power processes.
24 results for "Style 231 Single Wide-Arch"
Proco FA231 Chlorobutyle Single Field Arch Expansion Joint, 1-1/2 in, 6 in L
Proco 231 Chlorobutyle Single Wide Arch Spool Type Expansion Joint, 12 in, 8 in L
Proco 231 EPDM Single Wide Arch Spool Type Expansion Joint, 12 in, 8 in L
Proco 231 ANSI/NSF 61 EPDM Single Wide Arch Spool Type Expansion Joint, 12 in, 8 in L
Proco 231 Neoprene Single Wide Arch Spool Type Expansion Joint, 12 in, 8 in L
Proco 231 Neoprene/Nitrile Single Wide Arch Spool Type Expansion Joint, 12 in, 8 in L
Proco FA231 EPDM Single Field Arch Expansion Joint, 12 in, 8 in L
Proco FA231 Neoprene Single Field Arch Expansion Joint, 12 in, 8 in L
Kuriyama of America HTSR Nylon Fabric Reinforced Neoprene Single Sphere Expansion Joint, 8 in
Proco FA231 Neoprene/Nitrile Single Field Arch Expansion Joint, 12 in, 8 in L
UNAFLEX’s® 1100 series has been designed to compete with the imports in terms of cost, and out perform the imports with a product that’s made in America. The movements and benefits match the Style 1000, if you don’t need the customization options of the Style 1000....the Style 1100 is a value-packed expansion joint.
Proco 025X1232N Style 232 Double Wide Arch Expansion Joint, 2-1/2 More...
UNAFLEX’s® Super Flex Style 1100 Wide Arch Expansion Joint
Proco 025X1232N Style 232 Double Wide Arch Expansion Joint, 2-1/2 in Flanged, Neoprene
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