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[China]
Trade Verify
Address: Suite 1004, Hongan Plaza, #258 Die Yuan Road, Yinzhou District, Ningbo City, China
Contact name:Richard SHEN
TORICH INTERNATIONAL LIMITED |
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Verified Suppliers
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The GB/T 3093 Q345A high-pressure large diameter seamless steel tubes are specifically designed for use in diesel engines. These tubes are made from high-quality steel and adhere to the GB/T 3093 standard, ensuring their reliability and performance.
The specification for these seamless steel tubes includes the following parameters:
The GB/T 3093 Q345A high-pressure large diameter seamless steel tubes offer several key features that make them suitable for use in diesel engines:
High Pressure Resistance: These tubes are designed to withstand high-pressure conditions, ensuring the safe and efficient operation of diesel engines.
Seamless Construction: The seamless design of these tubes eliminates the risk of leakage and enhances their overall strength and durability.
Precise Dimensional Accuracy: The tubes are manufactured with precise dimensional accuracy, ensuring a perfect fit and optimal performance in diesel engines.
Corrosion Resistance: The high-quality steel used in the manufacturing process provides excellent resistance against corrosion, extending the lifespan of the tubes.
The chemical composition of GB/T 3093 Q345A high-pressure large diameter seamless steel tubes is as follows:
| Element | Composition (%) |
|---|---|
| C | 0.20 max |
| Si | 0.55 max |
| Mn | 1.00-1.60 |
| P | 0.040 max |
| S | 0.040 max |
| Nb | 0.015-0.060 |
| V | 0.02-0.15 |
| Ti | 0.02-0.20 |
| Al | 0.015 min |
| N | 0.012 max |
The mechanical properties of GB/T 3093 Q345A high-pressure large diameter seamless steel tubes are as follows:
| Property | Value |
|---|---|
| Tensile Strength | 490-675 MPa |
| Yield Strength | 345 MPa min |
| Elongation | 21% min |
| Impact Toughness | 34 J min |
| Hardness (HB) | 130-180 HB |
The steel grade for GB/T 3093 Q345A high-pressure large diameter seamless steel tubes is Q345A. This grade offers excellent mechanical properties, high-pressure resistance, and good weldability, making it suitable for use in diesel engines.
The GB/T 3093 Q345A high-pressure large diameter seamless steel tubes are primarily used in diesel engines. They are specifically designed to withstand the high-pressure conditions within the engine, ensuring reliable and efficient performance. These tubes are commonly used in various diesel engine components, such as fuel injection systems, exhaust systems, and turbochargers.
While GB/T 3093 Q345A is a widely used grade for high-pressure large diameter seamless steel tubes in diesel engines, there are alternative grades available depending on specific requirements. Some possible alternative grades include Q345B, Q345C, and Q345D. These grades offer similar mechanical properties and high-pressure resistance, making them suitable alternatives for certain applications. However, it is important to consult the relevant standards and specifications to ensure compatibility and performance.
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.
