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Plot No.07, Sector-2B, Reliance Met City, Jhajjar-124103, Haryana

+91 85958 70426

sales@flexiblemetals.in

Expansion Joints · Bellows

Stainless Steel Bellows

Precision-engineered expansion joints in SS 304 / 316 / 321. Absorb thermal movement, vibration, and misalignment in piping from -270°C to +700°C.

ISO 9001:2015 Certified Exporting to 25+ countries Flanged / Threaded / Welded
Stainless steel bellows expansion joint

Stainless Steel Bellows

Flanged • Threaded • Welded End Connections

Stainless steel bellows are precision-engineered expansion joints designed to absorb thermal movement, mechanical vibration, and angular misalignment in piping systems. Manufactured from high-grade SS 304, SS 316, and SS 321, our bellows provide reliable performance across a wide range of temperatures and pressures in demanding industrial environments.

Widely used in power plants, oil refineries, chemical processing facilities, HVAC systems, and pharmaceutical plants, our stainless steel bellows help compensate for thermal expansion, reduce pipe stress, and extend the overall service life of piping networks.

Material

SS 304 / SS 316 / SS 321

Temperature Range

-270°C to +700°C

End Connections

Flanged / Threaded / Welded

Certification

ISO 9001:2015

  • Features
  • Applications
  • Specifications

01. Features

Stainless steel bellows from Vigyan are precision-engineered using advanced hydraulic forming and certified TIG welding to deliver long service life, minimal maintenance, and dependable performance under the most demanding operating conditions.

  • Compensates for axial, lateral, and angular thermal expansion
  • Reduces pipe stress, anchor loads, and equipment nozzle forces
  • Hydraulic forming for consistent convolution profile and wall thickness
  • TIG welding by certified welders for high-integrity seam joints
  • 100% pressure tested and helium leak tested per applicable standards
  • Corrosion-resistant SS 304 / 316 / 321 construction for extended service life

02. Applications

Our stainless steel bellows are engineered for critical service across a broad spectrum of industries where thermal movement, vibration, and pressure fluctuations must be managed safely and reliably.

  • Power plants, boiler systems, and steam distribution lines
  • Oil refineries, petrochemical plants, and gas processing facilities
  • Chemical processing, pharmaceutical, and HVAC piping systems
  • Marine, shipbuilding, and offshore platform piping

03. Specifications

Vigyan stainless steel bellows are built to handle a wide operating envelope, with custom sizes, configurations, and end connections available on request.

  • Material grades: SS 304 / SS 316 / SS 316L / SS 321
  • Temperature range: -270°C to +700°C
  • End configurations: Flanged, Threaded, Welded
  • Movement types: Axial, Lateral, Angular, Universal
  • Standards: EJMA & ASME B31.3 design references
  • Certifications: ISO 9001:2015

Why Choose Our Stainless Steel Bellows?

Thermal Expansion Compensation

Compensates for axial, lateral, and angular thermal movement in piping systems, eliminating stress on equipment nozzles and pipe supports.

Vibration & Noise Isolation

Effectively isolates mechanical vibration and noise from pumps, compressors, and engines — protecting connected pipework and equipment.

Extreme Temperature Range

Operates from -270°C to +700°C in SS 304/316/321 grades, covering cryogenic to high-temperature industrial applications.

Hydraulic Forming Precision

Advanced hydraulic forming ensures uniform convolution geometry and wall thickness — critical for consistent pressure rating and fatigue life.

100% Pressure Tested

Every bellows is pressure and helium leak tested before dispatch. Material Test Certificates provided with every supply as standard.

ISO 9001:2015 Certified

Manufactured at our ISO 9001:2015 certified facility in Jhajjar with full in-house welding, forming, and testing capabilities.

Need Stainless Steel Bellows? Get a Quote Today

SS 304 / 316 / 321 bellows and expansion joints. Flanged, threaded, and welded configurations available.

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