Carbon Steel Seamless ASTM A179 U Bend Heat Exchanger Tube
Carbon Steel Seamless Tube, ASTM A179, U Bend Tube, Heat Exchanger Tube
Product Description
The ASTM A179 Carbon Steel U-Bend Tube is a seamless cold-drawn tube formed into a U-shape, specifically designed for use in heat exchangers, condensers, and boiler systems. This tube type enhances thermal efficiency by minimizing weld joints and maximizing heat transfer in compact layouts.
Chemical Composition (ASTM A179)
| Element | Content (%) |
|---|---|
| C | ≤ 0.06 |
| Mn | 0.27 – 0.63 |
| P | ≤ 0.035 |
| S | ≤ 0.035 |
| Fe | Balance |
Mechanical Properties
| Property | Value |
|---|---|
| Tensile Strength | ≥ 325 MPa |
| Yield Strength | ≥ 180 MPa |
| Elongation | ≥ 35% |
| Hardness | ≤ 72 HRB |
| Max Operating Temp | Up to 400°C |
Key Advantages
-
Compact Design
U-bending allows longer tube lengths to fit within limited spaces, reducing required shell diameter. -
Fewer Welding Points
The continuous U-shape reduces the number of weld joints, lowering failure risks and improving system integrity. -
Improved Thermal Efficiency
Seamless structure and uniform wall thickness ensure efficient heat transfer and fluid flow. -
NDT Tested
Tubes are hydrotested and can undergo eddy current or ultrasonic testing to ensure reliability in pressure environments.
Applications
Commonly used in:
-
Heat Exchangers
-
Steam Condensers
-
Boiler Superheaters
-
Air Coolers
-
Oil and Gas Refineries
-
Power Plants (HRSG Units)
Get in Touch
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