DEMINAFLEX® METAL BELLOWS EXPANSION JOINTS

Metal Bellows Expansion Joints are one of the many solutions DEMINAFLEX® Metal offers.

Metal Bellows are custom manufactured at DEMINAFLEX® Metal utilizing the highest quality materials. We offer a full range of material in the highest grades of stainless steel and more exotic alloys including Monel®, Inconel® and Hastalloy®. DEMINAFLEX® Metal manufactures Metal Bellows expansion joints in a variety of configurations. Single bellows, Universally tied, gimbals, or externally pressurized . Whatever your need DEMINAFLEX® Metal can build the Metal Bellows solution you need.

Basic Metal Products

DEMINAFLEX® Metal offers a large selection of simple standard metal bellows expansion joints

DEMINAFLEX® Metal Single bellow
Single bellows expansion joints used for small to medium amounts of movement in any direction. Pressure ranges from full vacuum to 300 psig with a maximum operating temperature of 800 deg F. Rated for 3000 cycles. Bellows material choices are 304, 316 or 321 stainless steel. Available with carbon steel flanges or weld ends with options for liners, covers, Vanstone ends, tie rods or limit rods.

DEMINAFLEX® Metal Universal Assemblies
Universal bellows expansion joints used for medium to large amounts of movement in any direction. Pressure ranges from full vacuum to 300 psig with a maximum operating temperature of 800 deg F. Rated for 3000 cycles. Bellows material choices are 304, 316 or 321 stainless steel. Available with carbon steel flanges or weld ends with options for liners, covers, Vanstone ends, tie rods or limit rods.

DEMINAFLEX® Metal Low Pressure Single Assemblies Single bellows expansion joints used for small to medium amounts of movement in any direction. Pressure ranges from full vacuum to 25 psig with a maximum operating temperature of 800 deg F. Rated for 3000 cycles. Bellows material choices are 304, 316 or 321 stainless steel. Available with carbon steel plate flanges, rolled angle flanges or weld ends with options for liners or covers.

DEMINAFLEX® Metal Externally Pressurized Assemblies
Single or dual bellows expansion joints used for large to extreme amounts of movement in compression or extension. Available pressure ratings are 150 and 300 psig with a maximum operating temperature of 800 deg F. Rated for 1000 cycles. Bellows material choices are 304, 316 or 321 stainless steel. Available with carbon steel flanges or weld ends with an option for an anchor foot.

DEMINAFLEX® Metal Single Exhaust Assemblies
Single multi-ply bellows exhaust flanged Vanstone end exhaust joints used for small to medium amounts of movement in any direction. Pressure ranges from full vacuum to 15 psig with a maximum operating temperature of 1200 deg F. Rated for 10000 cycles. Bellows material is 321 stainless steel. Available with carbon or 304 stainless steel flanges with options for liners or covers.