GB/T8162 Q235 Structural Seamless Steel Tubes Thick Wall Tube For Heat Exchanger
GB/T8162 Q235 Structural Seamless Steel Tubes Thick Wall Tube For Heat Exchanger
Structural seamless steel tubes are widely used in various industrial applications due to their strength, durability, and versatility. GB/T8162 Q235 Structural Seamless Steel Tubes are thick-walled tubes designed for use in heat exchangers. This article will provide an overview of the material, specification, chemical composition, mechanical properties, steel grade, and application of GB/T8162 Q235 Structural Seamless Steel Tubes.
Material
GB/T8162 Q235 Structural Seamless Steel Tubes are made of Q235 steel, which is a carbon structural steel with high strength and excellent plasticity. It is often used in welded, bolted, or riveted structures, such as bridges, buildings, and machinery.
Specification
GB/T8162 Q235 Structural Seamless Steel Tubes have a diameter of 10-426mm and a wall thickness of 1.5-40mm. They are available in various lengths and can be customized according to specific requirements.
Chemical Composition
The chemical composition of GB/T8162 Q235 Structural Seamless Steel Tubes is as follows:
| Element | Composition (%) |
|---|---|
| C | 0.17-0.22 |
| Si | 0.17-0.37 |
| Mn | 0.35-0.65 |
| P | ≤0.035 |
| S | ≤0.035 |
Mechanical Properties
The mechanical properties of GB/T8162 Q235 Structural Seamless Steel Tubes are as follows:
| Property | Value |
|---|---|
| Tensile strength (MPa) | ≥375 |
| Yield strength (MPa) | ≥235 |
| Elongation (%) | ≥25 |
| Impact energy (J) | ≥27 |
| Hardness (HB) | ≤187 |
Steel Grade
GB/T8162 Q235 Structural Seamless Steel Tubes are classified as Grade A, Grade B, or Grade C, depending on their chemical composition and mechanical properties. Grade A has the lowest strength and Grade C has the highest strength.
Application
GB/T8162 Q235 Structural Seamless Steel Tubes are primarily used in heat exchangers due to their thick walls and high strength. They are also used in various other applications, such as:
- Machinery manufacturing
- Automobile manufacturing
- Petroleum exploration
- Chemical industry
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.
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