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Metal Expansion Joint -- Axial Bellows SS321
Axial metal expansion joints with multi-ply SS321 (UNS S32100) stainless steel bellows for absorbing thermal expansion in high-temperature steam, exhaust, and hot gas pipelines. Multi-ply hydroformed bellows construction provides high fatigue life and pressure resistance while maintaining flexibility. Flanged or butt weld end connections with internal liner options for high-velocity flow. Limit rods and external cover optional for unrestrained installations and personnel protection.
Key Applications
Technical Specifications
Material of Construction
Body, trim and seat materials are selected for the service conditions and confirmed on the quotation and datasheet. State the fluid, pressure and temperature with your enquiry.
Purchase Options
Features & Benefits
High Performance
Designed for reliable operation under demanding conditions with minimal maintenance requirements.
Quality Assurance
Complete material traceability, mill test certificates, and compliance with international standards.
Wide Application Range
Suitable for Steam pipeline thermal expansion, Exhaust duct movement absorption, Hot gas turbine piping, Boiler feed header expansion, Steel mill flue gas ducting and many other industrial applications.
Expert Support
Technical assistance for valve selection, sizing, and application engineering from our experienced team.
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