ASTM A333 Gr.1 Low Finned Tube - Low Temperature Carbon Steel Alloy For Heat Exchanger
Product Specifications
Attribute | Value |
Product Name | Low Temperature Carbon Steel Alloy Low Finned Tube |
Bare Tube Specification & Material | ASTM A333 GR.1 |
Bare Tube OD | 10~38mm |
Bare Tube Length | Custom sized |
Fin Height | <1.6mm |
Fin Thickness | ~0.3mm |
Fin Pitch | 0.6~2mm |
Application Industries | Heat recovery systems, Petrochemical and Refinery, Power Plants |
Product Description
The ASTM A333 Gr.1 Low Finned Tube is a specialized heat exchanger tube constructed from ASTM A333 Grade 1 material, a low-temperature carbon steel alloy. Its low-finned design features external surface protrusions that significantly enhance heat transfer efficiency by increasing the tube's surface area.
Key Features
- Material: ASTM A333 Grade 1 carbon steel alloy designed for low-temperature service (-50°F/-45°C) with excellent impact toughness and strength
- Low Finned Design: Features short, closely spaced fins that optimize heat transfer without substantially increasing outer diameter
- Applications: Ideal for heat exchangers, condensers, and thermal equipment in petrochemical, power generation, and refrigeration industries
- Standards Compliance: Meets ASTM A333 specification for seamless and welded steel pipes in low-temperature service
Advantages
- Enhanced heat transfer efficiency through increased surface area
- Exceptional performance in low-temperature environments
- Durable construction resistant to thermal stress in cryogenic conditions
Material Composition (Weight %)
Element | Composition (%) |
Carbon (C) | ≤ 0.30 |
Manganese (Mn) | 0.40-1.06 |
Phosphorus (P) | ≤ 0.025 |
Sulfur (S) | ≤ 0.025 |
Silicon (Si) | ≥ 0.10 |
Note: Composition is carefully controlled to ensure optimal performance in low-temperature applications.
Mechanical Properties
Property | Value |
Tensile Strength | ≥ 55 ksi (380 MPa) |
Yield Strength | ≥ 30 ksi (205 MPa) |
Elongation (in 2 in) | ≥ 35% (longitudinal specimens) |
Impact Toughness | Charpy V-notch: ≥ 13 ft-lb (18 J) at -50°F (-45°C) |
Key Characteristics
- Exceptional low-temperature toughness down to -50°F (-45°C)
- Excellent weldability for fabrication flexibility
- Good corrosion resistance in low-temperature environments
- High durability against thermal stress in cryogenic applications
Industrial Applications
ASTM A333 Gr.1 Low Finned Tubes are engineered for efficient heat transfer in demanding low-temperature environments across multiple industries:
- Heat Exchangers: Shell-and-tube designs for petrochemical, oil/gas, and power generation industries
- Condensers: Refrigeration systems and steam condensers with enhanced heat dissipation
- Cryogenic Systems: LNG plants and air separation units operating down to -50°F (-45°C)
- Refrigeration: Evaporators and condensers in HVAC systems
- Power Plants: Condensers and heat recovery systems
- Chemical Processing: Heat exchangers and reactors in harsh environments
- Oil & Gas: Gas cooling systems and subsea pipelines
