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Efficient heat exchangers play a crucial role in various industries where heat transfer is involved. GB/T 24590 12Cr18Ni9 stainless steel tubes have been specifically designed to enhance heat exchanger performance. In this article, we will provide an overview of this material, its key features, chemical composition, mechanical properties, steel grade, application, and possible alternative grades.
The GB/T 24590 standard outlines the specifications for 12Cr18Ni9 stainless steel tubes used as enhanced heat exchanger tubes. These tubes are designed to efficiently handle heat transfer in various applications. The specification details are as follows:
| Specification | Description |
|---|---|
| Standard | GB/T 24590 |
| Material | 12Cr18Ni9 Stainless Steel |
| Tube Type | Enhanced Heat Exchanger Tubes |
The 12Cr18Ni9 stainless steel tubes offer several key features that make them suitable for efficient heat exchangers. These features include:
The chemical composition of GB/T 24590 12Cr18Ni9 stainless steel is as follows:
| Element | Composition (%) |
|---|---|
| C | max. 0.15 |
| Si | max. 1.00 |
| Mn | max. 2.00 |
| P | max. 0.045 |
| S | max. 0.030 |
| Ni | 8.00 - 11.00 |
| Cr | 17.00 - 19.00 |
The mechanical properties of GB/T 24590 12Cr18Ni9 stainless steel are as follows:
| Property | Value |
|---|---|
| Tensile Strength (MPa) | ≥ 520 |
| Yield Strength (MPa) | ≥ 205 |
| Elongation (%) | ≥ 40 |
| Hardness (HB) | ≤ 187 |
| Impact Toughness (J/cm2) | ≥ 100 |
12Cr18Ni9 stainless steel falls under the GB/T 1220 standard, with an approximate equivalent to AISI 302 stainless steel. It is a commonly used austenitic stainless steel grade known for its corrosion resistance and high-temperature strength.
12Cr18Ni9 stainless steel tubes find extensive usage in various industries, particularly in heat exchanger systems. They are suitable for applications including:
While 12Cr18Ni9 stainless steel offers excellent properties, there are alternative grades available for specific applications. Some possible alternative grades include:
These grades have similar characteristics and can be used as alternatives depending on specific requirements.
In conclusion, GB/T 24590 12Cr18Ni9 stainless steel tubes are designed to enhance heat exchanger efficiency. With their excellent corrosion resistance, high-temperature strength, and wide application range, these tubes are an ideal choice for various industries. Furthermore, the availability of alternative grades allows for customization according to specific needs and operating conditions.
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.
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