ASTM A672 GR.B70 EFW Pipe is a high-strength, low-alloy steel pipe, and it is widely used in various industrial applications. It meets the American Society for Testing and Materials (ASTM) standards and is known for its exceptional durability and resistance to corrosion. ASTM A672 GR.B70 CL.12 EFW Pipe is available in different forms, such as ERW (Electric Resistance Welded), LSAW (Longitudinal Submerged Arc Welded), and DSAW (Double Submerged Arc Welded). Each form has its unique characteristics and use. ERW pipes are used for low-pressure applications, while LSAW and DSAW pipes have a higher load-bearing capacity and are used in high-pressure applications.
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STM A672 GR.B70 CL.22 EFW PipeA is commonly used in the oil and gas industry, chemical plants, and power generation plants. It is used to convey fluids and gasses under high pressure and temperatures. This pipe grade is also suitable for transporting corrosive and abrasive mediums. ASTM A672 GR.B70 CL.32 EFW Pipe has a high yield and tensile strength, making it suitable for high-pressure applications. This grade of pipe also has excellent corrosion resistance and can withstand harsh environmental conditions. It is widely used in constructing pipelines, refineries, and power plants.
These include the required wall thickness, corrosion resistance, mechanical properties, and the operating temperature and pressure. It is essential to consult a professional to determine the appropriate pipe specifications. Proper maintenance of ASTM A672 GR.B70 EFW Pipe ensures its longevity and performance. Regular inspections, cleaning, and coating can help prevent corrosion and damage. Following the manufacturer's recommended maintenance procedures and guidelines is also essential.
ASTM A672 GR.B70 EFW Pipe is a strong and reliable pipe grade that offers exceptional durability and resistance to harsh conditions. Its versatile applications make it a popular choice for various industries. When choosing the right grade and form of ASTM A672 GR.B70 EFW Pipe, it is essential to consider the required specifications and maintenance requirements.
The pressure rating of ASTM A672 GR.B70 CL.12 EFW Pipe depends on the size, wall thickness & temperature of the pipe. Generally, these pipes have a pressure rating of 2500 psi to 5000 psi.
ASTM A672 GR.B70 Class 22 and Class 12 EFW Pipes differ in their minimum yield strength and chemical composition. Class 22 pipes have a minimum yield strength of 65 ksi, while Class 12 pipes have a minimum yield strength of 50 ksi. Additionally, Class 22 pipes have a slightly different chemical composition with a higher amount of nickel and molybdenum.
ASTM A672 GR.B70 Class 32 EFW Pipe is commonly used in high-pressure and high-temperature applications in the petrochemical & power generation industries.
|0.13 - 0.45
|0.79 - 1.30
|Welding Point Tensile Strength(N/mm2)
|Steel Grade C70
|485 - 620
|485 - 620