GRADE B ERW STEEL PIPE

Tianjin Lefin Industrial Co., Ltd is one of the most experienced manufacturers and suppliers of grade b erw steel pipe in China. Please feel free to buy high quality grade b erw steel pipe from our factory. Good service and reasonable price are available.

ERW steel pipe stands for electric resistance welded steel pipe. It is a type of steel pipe that is commonly used in various industries, including construction, oil and gas, and automotive. The production process of ERW steel pipes involves passing a strip of steel through a series of rollers that shape it into a cylinder. The edges of the strip are then heated and welded together using an electric current. This process produces a high-quality, durable steel pipe.

ERW steel pipes come in a range of sizes, which makes them suitable for various applications. They are available in diameters ranging from 1/8 inch to 24 inches and lengths up to 60 feet. They can be used for transporting gas, water, and oil, as well as for structural purposes.

One of the advantages of ERW steel pipes is their affordability. Compared to other types of steel pipes, they are relatively inexpensive, making them a popular choice for many industries. ERW pipes are also known for their high strength, reliability, and durability. They are capable of withstanding high pressures and extreme temperatures, making them suitable for demanding applications.

In conclusion, ERW steel pipes are an essential component in many industries. They are affordable, durable, and versatile, making them a popular choice for various applications. The production process of ERW steel pipes ensures that they are of high quality and are capable of withstanding extreme conditions. Overall, ERW steel pipes are a reliable and practical choice for any industry that requires a high-quality steel pipe.

Standards of GRADE B ERW STEEL PIPE

1. Chemical Composition - The chemical composition of Grade B ERW Steel Pipe should meet the standards set by ASTM A53 or any other relevant specification.
2. Mechanical Properties - The mechanical properties of Grade B ERW Steel Pipe should meet the requirements of ASTM A53 or any other relevant specification.
3. Size - The standard size range for Grade B ERW Steel Pipe varies from 1/2 inch to 24 inches in diameter.
4. Length - The standard length of Grade B ERW Steel Pipe varies from 6 meters to 12 meters but can be customized to meet the buyer's specific requirements.
5. Surface Finish - The outer surface of Grade B ERW Steel Pipe should be free from any defects like cracks, pits, and dents. It should have a smooth finishing.
6. Straightness - Grade B ERW Steel Pipe should be straight, and the maximum permissible deviation in length should be specified in the order.
7. End Finish - The end finish of Grade B ERW Steel Pipe should be square cut, with no burrs or sharp edges that can cause injury while handling the pipe.
8. Certification - Grade B ERW Steel Pipe must be certified as conforming to the relevant standards by a recognized third-party inspection agency.
9. Packaging - The pipes should be bundled with steel straps and wrapped with plastic or woven cloth to ensure safe transportation and storage.
10. Marking - The Grade B ERW Steel Pipe should be legibly marked with grades, sizes, and specifications to allow easy identification.

1. ERW (Electric Resistance Welded) Steel Pipe: This type of pipe is created by the welding process in which the steel strip is formed into a pipe shape and then welded longitudinally. It is used in the construction industry, for water and gas transportation, and in the oil and gas industry for the transportation of crude and refined petroleum products.

2. SSAW (Spiral Submerged Arc Welded) Steel Pipe: This type of pipe is created by the welding process in which a spiral seam is formed by rolling and welding steel strip. It is used in the oil and gas industry for the transportation of petroleum and natural gas.

3. LSAW (Longitudinal Submerged Arc Welded) Steel Pipe: This type of pipe is created by the welding process in which steel plates are formed into a pipe shape and then welded longitudinally. It is used in the oil and gas industry for the transportation of petroleum and natural gas.

4. SMLS (Seamless) Steel Pipe: This type of pipe is created by the hot rolling process in which the steel is formed into a hollow cylinder and then drawn through a mandrel to create the final pipe shape. It is used in the construction industry, for water and gas transportation, and in the oil and gas industry for the transportation of crude and refined petroleum products.

5. DSAW (Double Submerged Arc Welded) Steel Pipe: This type of pipe is created by the welding process in which two arcs are used to create a weld in the inner and outer seam of the pipe. It is used in the oil and gas industry for the transportation of petroleum and natural gas.