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The GB/T 3093 Q345A low alloy steel pipe is a high-pressure seamless steel tube specifically designed for use in diesel engines. This article will provide an overview of the material, specification, key features, chemical composition, mechanical properties, steel grade, application, and possible alternative grades of this steel pipe.
The GB/T 3093 Q345A low alloy steel pipe is manufactured according to the GB/T 3093 standard. It is made from low alloy steel, which ensures its high strength and excellent performance under high-pressure conditions. The seamless construction of the pipe eliminates the risk of leakage, making it suitable for use in diesel engines.
The key features of the GB/T 3093 Q345A low alloy steel pipe include:
High-pressure resistance: The seamless construction and low alloy steel material make it capable of withstanding high-pressure conditions commonly found in diesel engines.
Excellent performance: The Q345A steel pipe exhibits excellent mechanical properties, including high tensile strength, good toughness, and resistance to corrosion and wear.
Seamless construction: The seamless design of the pipe ensures a smooth internal surface, reducing friction and allowing for efficient fluid flow.
| Element | Chemical Composition (%) |
|---|---|
| C | 0.20 |
| Si | 0.55 |
| Mn | 1.00-1.60 |
| P | 0.040 |
| S | 0.040 |
| Nb | 0.015-0.060 |
| V | 0.02-0.15 |
| Ti | 0.02-0.20 |
| Al | 0.015-0.060 |
| N | 0.012 |
| Property | Value |
|---|---|
| Tensile Strength | 490-675 MPa |
| Yield Strength | ≥345 MPa |
| Elongation | ≥21% |
| Impact Toughness | ≥34 J |
| Hardness (HB) | ≤187 |
The GB/T 3093 Q345A low alloy steel pipe belongs to the Q345 series, which is a widely used steel grade in various industries. It is known for its excellent mechanical properties and high-pressure resistance, making it suitable for applications in diesel engines.
The GB/T 3093 Q345A low alloy steel pipe is primarily used in high-pressure systems within diesel engines. It is commonly employed in the manufacturing of fuel injection systems, exhaust systems, and other components that require reliable performance under high-pressure conditions.
While the GB/T 3093 Q345A low alloy steel pipe is a popular choice for high-pressure applications, there are alternative grades available that may suit specific requirements. Some possible alternative grades include Q345B, Q345C, and Q345D. These grades offer similar mechanical properties but may have slight variations in chemical composition, making them suitable alternatives for specific applications.
Haiyan Sanxin Steel Pipe Factory is a leading manufacturer of steel pipes in China. Located in a region with excellent geographical advantages, the factory is situated close to the Zhoushan Port and Ningbo Port.
Our factory covers an area of more than 25,000 square meters and has been in the steel pipe manufacturing business for 20 years. Over this period, we have accumulated a wealth of professional experience, which has helped us establish ourselves as a trusted name in the industry.
At our factory, we specialize in the production of various types of steel pipes, including stainless steel pipe, carbon steel pipe, copper pipe, steel pipe,seamless steel pipe and welded pipe. Our expertise in this field is evident from the 12 patents that we hold, which demonstrate our commitment to innovation and excellence.
A: manufacturer,also can do trading.
A: Generally speaking,it is 10-15 days if the goods are in stock,or it is 30-40 days if the goods are not in stock, it is according to quantity.
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
A: Payment<=2000USD, 100% in advance. Payment>=2000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact with me.