ASTM A213 TP310S Corrugated Tubes For Heat Exchanger
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Why are more and more engineering projects choosing ASTM A213 TP310S stainless steel corrugated tubes instead of traditional smooth tubes under high-temperature, highly corrosive, and extremely demanding heat transfer conditions?
The core reason lies in their ability to achieve higher heat transfer efficiency, longer fatigue life, and more stable operational reliability under extreme service environments.
Our ASTM A213 TP310S SS Corrugated Tubes are specifically optimized for heat exchanger applications and manufactured using high-precision forming processes to significantly enhance heat transfer performance.TP310S, as a high chromium–nickel austenitic stainless steel (Cr 24–26%, Ni 19–22%), offers excellent high-temperature oxidation resistance and corrosion resistance. It can operate continuously at temperatures up to 1000°C without significant oxidation scaling.
In addition, the tubes undergo solution annealing treatment, ensuring a uniform microstructure and stable grain structure, which enhances high-temperature strength and creep resistance.
In terms of corrugation geometry design, we can optimize wave height, pitch, and profile structure according to specific operating conditions. This enables a 20%–40% improvement in heat transfer efficiency compared to conventional smooth tubes, while also increasing fluid turbulence and reducing fouling risk.The outer diameter tolerance of the SS 310S corrugated pipe is controlled within ±0.5%, and wall thickness tolerance within ±8%, ensuring high consistency in corrugation forming. This guarantees precise assembly with tube sheets and system components, minimizing installation stress and leakage risks.
Regarding fatigue performance, through optimized corrugation design and advanced heat treatment processes, ASTM A213 TP310S corrugated tubes can withstand frequent thermal expansion and contraction cycles.The fatigue life is improved by over 30%, significantly reducing the risk of premature failure caused by thermal stress.
Chemical composition of ASTM A213 TP 310S Stainless Steel Corrugated Tube
| Grade | Chemical composition, % | |||||||||||
| C | S | Mn | P | S | Cr | Ni | Nb | Mo | Cu | N | Other | |
| Max | ||||||||||||
| TP310S | 0.08 | 1.00 | 2.00 | 0.045 | 0.03 | 24-26 | 19-22 | -- | ≤0.75 | -- | -- | |
Mechanical Properties Of ASTM A213 TP 310S Stainless Steel Seamless Pipe
|
Mechanical Properties |
310/ 310S |
| Grade 0.2 % Proof Stress MPa (min) | 205 |
| Tensile Strength MPa (min) | 520 |
| Elongation % (min) | 40 |
| Hardness (HV) (max) | 225 |
Physical Properties Of ASTM A213 TP 310S Stainless Steel Seamless Pipe
|
Properties |
at |
Value |
| Density | 8,000 Kg/m3 | |
| Electrical Conductivity | 25°C | 1.25 %IACS |
| Electrical Resistivity | 25°C | 0.78 Micro ohm.m |
| Modulus of Elasticity | 20°C | 200 GPa |
| Shear Modulus | 20°C | 77 GPa |
| Poisson's Ratio | 20°C | 0.30 |
| Melting Rnage | 1400-1450 °C | |
| Specific Heat | 500 J/kg.°C | |
| Relative Magnetic Permeability | 1.02 | |
| Thermal Conductivity | 100°C | 14.2 W/m.°C |
| Coefficient of Expansion | 0-100°C | 15.9 /°C |
| 0-315°C | 16.2 /°C | |
| 0-540°C | 17.0 /°C |
TP310S corrugated boiler tubes price per meter
TP310S stainless steel corrugated boiler tubes generally cost between $0.97 and $3.22 per meter, primarily depending on diameter, thickness, and insulation. These high-temperature resistant tubes are commonly used in heat exchangers and boiler systems. Prices vary based on material volume, specification, and manufacturer.
310S stainless steel flexible corrugated tubes manufacturer
310S stainless steel corrugated tubes supplied by GNEE effectively resolve critical issues encountered by customers during operation-such as insufficient heat transfer efficiency, instability and cracking of the corrugations, significant assembly deviations, and high-temperature corrosion failure-thereby helping customers achieve more efficient, safer, and longer-lasting system operation.
We provide:
Detailed Material Test Certificates (MTC): Including precise chemical compositions (Cr, Ni, C) and mechanical properties.
Certification of Stress Relief after Corrugation Forming: Explaining the heat treatment process.
Drawing Confirmation: Written verification of the corrugation profile and the length of the straight sections.
Non-Destructive Testing (NDT) Reports: Specifically, Eddy Current Testing (ET) reports focused on the corrugated regions.
Quality Control
Intergranular Corrosion Test: Typically conducted in accordance with ASTM A262 Practice E.
Air Underwater Test: Typically requires pressurizing the assembly with high-pressure air while submerged in water to check for the presence of minute bubbles at the bellows.
Hydrostatic Test: Conducted in accordance with ASTM A1016 to verify the overall pressure-bearing capacity of the piping material.
Helium Leak Test (Helium Mass Spectrometry): Performed for extremely demanding environments involving high temperatures, vacuum conditions, or toxic media.
Packaging Methods
End Protection: Plastic caps are fitted to the pipe ends to prevent the ingress of dust and debris.
Bundling: Pipes are bundled in a hexagonal configuration and reinforced externally with steel strapping.
Wooden Case Packaging: The standard packaging method for exports, effectively preventing deformation and surface scratches.
Marking: Each pipe is stamped or inkjet-printed with essential information (Standard, Material Grade, Dimensions, Heat Number, Batch Number, and Manufacturer); external packaging features attached tags.
