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ASTM A333 Seamless Steel Oil and Gas Steel Pipelines:
ASTM A333 is an American standard specification for seamless steel oil and gas steel pipelines. This specification covers low-temperature service pipelines used in the transportation of oil and gas, particularly in environments where low temperatures are encountered. ASTM A333 seamless steel pipelines are designed to withstand extreme cold conditions while maintaining their structural integrity.
Product Description:
ASTM A333 seamless steel oil and gas steel pipelines are manufactured from carbon and alloy steel. These pipelines have a seamless construction, ensuring precise dimensions and smooth internal surfaces. They are available in various sizes and thicknesses to meet the specific requirements of low-temperature applications in the oil and gas industry.
Product Features:
ASTM A333 seamless steel oil and gas steel pipelines offer the following features:
Low-Temperature Service: These pipelines are specifically designed and tested to perform in low-temperature environments, ensuring reliable operation even under extreme cold conditions.
Impact Resistance: The carbon and alloy steel composition of ASTM A333 pipelines provides excellent impact resistance, making them suitable for applications where high toughness is required.
Corrosion Resistance: The steel material used in ASTM A333 pipelines offers good corrosion resistance, ensuring long-term durability and minimizing the risk of leaks or failures.
Product Parameters:
Parameter | Value |
---|---|
Size Range | 1/2" - 24" |
Wall Thickness | SCH 40 - SCH XXS |
Length | Random or Fixed |
Steel Grade | Grade 1, Grade 3, Grade 6, Grade 8, Grade 9, Grade 10, Grade 11 |
Delivery Condition | As Rolled, Normalized and Tempered |
Mechanical Properties:
Mechanical Property | Grade 1 | Grade 3 | Grade 6 |
---|---|---|---|
Tensile Strength | Min 380 MPa | Min 450 MPa | Min 415 MPa |
Yield Strength | Min 205 MPa | Min 240 MPa | Min 240 MPa |
Elongation | Min 30% | Min 30% | Min 30% |
Impact Test | -50°C, 27 J (Longitudinal) | -150°C, 27 J (Longitudinal) | -50°C, 27 J (Longitudinal) |
Chemical Composition:
Element | Grade 1 Content | Grade 3 Content | Grade 6 Content |
---|---|---|---|
Carbon (C) | 0.30% max | 0.19-0.31% | 0.30% max |
Manganese (Mn) | 0.40-1.06% | 0.31-0.64% | 0.29-1.06% |
Phosphorus (P) | 0.025% max | 0.025% max | 0.025% max |
Sulfur (S) | 0.025% max | 0.025% max | 0.025% max |
Silicon (Si) | - | - | 0.10 min |
Nickel (Ni) | - | - | 0.40 max |
Chromium (Cr) | - | - | 0.30 max |
Product Applications:
ASTM A333 seamless steel oil and gas steel pipelines find wide applications in the following sectors:
Low-Temperature Service: These pipelines are extensively used in oil and gas operations that involve low-temperature environments, such as Arctic regions or deepwater offshore installations.
LNG (Liquefied Natural Gas) Facilities: ASTM A333 pipelines are utilized in LNG facilities for the transportation and distribution of liquefied natural gas, which requires specialized low-temperature pipelines.
Petrochemical Plants: These pipelines are employed in petrochemical plants where low-temperature processes are involved, ensuring the safe and efficient flow of various petrochemical products.
Oil and Gas Exploration: ASTM A333 pipelines are suitable for oil and gas exploration activities in cold regions, enabling the extraction and transportation of resources in extreme weather conditions.
In summary, ASTM A333 seamless steel oil and gas steel pipelines are designed to meet the challenges of low-temperature environments in the oil and gas industry. With their excellent low-temperature performance, impact resistance, and corrosion resistance, these pipelines provide a reliable and durable solution for transporting oil and gas in extreme cold conditions.