ASTM A333 Gr. 6 / ASME SA333 Low Temperature Carbon Steel Seamless Pipe/Tubes
1. Product Description: ASTM A333 Grade 6 / ASME SA333 Low Temperature Carbon Steel Seamless Pipe/Tubes are engineered to provide exceptional performance in low temperature environments. These pipes and tubes are manufactured from carbon steel and are seamless, ensuring uniform wall thickness and superior mechanical properties. They are designed to maintain their integrity and performance at temperatures as low as -45°C (-49°F), making them ideal for a variety of cryogenic and cold service applications.
2. Product Parameters:
Parameter | Description |
Grades | ASTM A333 Gr. 6 / ASME SA333 |
Material | Low Temperature Carbon Steel (Seamless) |
Standard | ASTM A333, ASME SA333 |
Size Range | Various diameters and wall thicknesses as per ASTM/ASME standards |
Length | Standard lengths, customizable upon request |
Ends | Plain ends, beveled ends, threaded, or socket-weld ends |
Surface Treatment | As-rolled, annealed, or normalized |
3. Mechanical Properties:
Property | Requirement |
Tensile Strength | ≥415 MPa (60,000 psi) |
Yield Strength | ≥240 MPa (35,000 psi) |
Elongation | ≥20% in 50 mm (2 in) or 4D, whichever is greater |
Hardness | Varies depending on heat treatment and processing |
4. Chemical Composition:
Element | Typical Range (%) |
Carbon | 0.26 - 0.34 |
Manganese | 0.35 - 0.60 |
Phosphorus | ≤ 0.025 |
Sulfur | ≤ 0.025 |
Silicon | ≤ 0.35 |
5. Product Uses:
- Cryogenic Piping: Used for transporting liquefied gases and other cryogenic fluids.
- Refrigeration Systems: Ideal for systems that require low temperature operation.
- Chemical Processing: Suitable for handling chemicals in processes involving low temperatures.
- Oil and Gas Industry: Employed in pipelines and equipment for oil and natural gas exploration where low temperatures are encountered.
- Power Generation: Utilized in power plants for steam lines and other systems operating under low temperatures.

