Customable Axial Stainless Steel Metal Expansion Joint Metal Bellows
DN40-DN3500
Designed for precision and durability, our Axial Stainless Steel Metal Expansion Joints are engineered to absorb thermal expansion, vibration, and pipeline movement in demanding industrial environments. Constructed entirely from high-grade stainless steel, these bellows offer exceptional resistance to corrosion, high temperatures, and pressure fluctuations, ensuring long-term reliability in critical applications.
Delivery
FOB
minimum order
1 piece
Supply Ability
100piece / Month
Country of Origin
CHINA
Stock Time
30Day
Quantity:
US $30.00 - US $10000.00 / piece
Core Functionality
The primary function of this axial expansion joint is to accommodate linear movement along the pipe axis. By efficiently absorbing thermal growth and mechanical vibration, it protects connected equipment—such as pumps, turbines, and compressors—from excessive stress, thereby extending system life and reducing maintenance costs.
The primary function of this axial expansion joint is to accommodate linear movement along the pipe axis. By efficiently absorbing thermal growth and mechanical vibration, it protects connected equipment—such as pumps, turbines, and compressors—from excessive stress, thereby extending system life and reducing maintenance costs.
Material Excellence
Fabricated from premium stainless steel grades (including 304, 316L, and 321), our bellows deliver outstanding performance in aggressive media and extreme temperature ranges. The material selection ensures resistance to intergranular corrosion, oxidation, and stress corrosion cracking, making them suitable for applications in chemical processing, oil and gas, power generation, and marine engineering.
Fabricated from premium stainless steel grades (including 304, 316L, and 321), our bellows deliver outstanding performance in aggressive media and extreme temperature ranges. The material selection ensures resistance to intergranular corrosion, oxidation, and stress corrosion cracking, making them suitable for applications in chemical processing, oil and gas, power generation, and marine engineering.
Customizable Design Parameters
We understand that every piping system has unique requirements. Our expansion joints are fully customizable to meet specific operational conditions:
We understand that every piping system has unique requirements. Our expansion joints are fully customizable to meet specific operational conditions:
Size Range: Available in nominal diameters from small-bore instrumentation lines to large-diameter industrial piping.
Pressure Ratings: Designed to handle pressures from vacuum conditions up to high-pressure systems, with multi-ply constructions available for enhanced burst resistance.
Temperature Capability: Suitable for cryogenic applications as well as high-temperature services up to extreme limits, depending on material grade.
Bellows Configuration: Options include single-ply or multi-ply designs, with reinforced rings or hinges for added structural support where required.
End Connections: Compatible with a variety of connection types, including welded ends, flanged ends (raised face, flat face, or ring-type joint), and threaded fittings to ensure seamless integration into existing systems.
Length and Stroke: Customizable overall lengths and axial stroke capacities to match specific movement requirements and installation space constraints.
Key Features
High Cycle Life: Precision-formed bellows with optimized convolution geometry ensure superior fatigue resistance, providing millions of cycles under normal operating conditions.
High Cycle Life: Precision-formed bellows with optimized convolution geometry ensure superior fatigue resistance, providing millions of cycles under normal operating conditions.
Low Spring Rate: The optimized design minimizes the force required to deflect the bellows, reducing anchor loads and simplifying system support design.
Leak-Proof Integrity: Fully welded construction with non-porous seams guarantees zero leakage, even in critical or hazardous fluid services.
Self-Draining Design: Available with internal sleeves or liners to prevent media entrapment and reduce flow turbulence, ensuring smooth operation in liquid or slurry services.
Optional Accessories: Can be supplied with internal liners, external covers, limiting rods, or tie rods to control movement direction, protect against external damage, or provide fail-safe operation.
