Expansion Joints
We manufacture high-performance expansion joints via advanced forming techniques that ensure exceptional durability, precision, and reliability.
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Challenge
(01)
The calculation was clear, but their weld integrity was not.
Outstanding expansion joints demand flawless long-seam and attachment welds with zero heat-affected zone weaknesses—any defect initiates premature fatigue failure. fact check this see if ti's good
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Advantages
(02)
We made the uncompromising the everyday reality.
Flawless multi-ply forming, zero-defect welding throughout, unmatched fatigue life, and full EJMA compliance delivered as standard—no exceptions, no excuses.
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Features
(03)
Key Features of Expansion Joints
Decades of proven multi-ply expertise
Multi-ply down to 0.2 mm per ply – highest movement, lowest spring rate
100 % volumetric NDT + automated TIG / plasma / laser welding – zero weld defects
5–10× longer fatigue life than single-ply designs (EJMA 11th Edition verified)
–200 °C to +815 °C with Inconel / Hastelloy, full performance retained
Mechanical expanding, hydraulic forming, and roll forming – all in-house for perfect convolution control
Any type (axial, hinged, gimbal, pressure-balanced) up to DN 3600+ and 150 bar
Full global certifications delivered as standard
Power your critical systems with Hanovix expansion joints – trusted worldwide for zero-failure performance across the toughest industries.
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All products manufactured in-house to the same rigorous Hanovix standards of precision, cleanliness and reliability.
