TORICH INTERNATIONAL LIMITED
TORICH INTERNATIONAL LIMITED The Steel Tube Maker
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Stainless steel tubes play a crucial role in various industries, especially in the chemical sector. DIN 11850 X5CrNi18-10 (1.4301), 304, X2CrNi 18-9 (1.4307), 304L, X2CrNiMO17-12 (1.4404), and 316L are popular stainless steel grades used in the manufacturing of tubes for chemical applications. This article will delve into the material, specifications, key features, chemical composition, mechanical properties, steel grade, applications, and possible alternative grades of these stainless steel tubes.
The DIN 11850 X5CrNi18-10 (1.4301), 304, X2CrNi 18-9 (1.4307), 304L, X2CrNiMO17-12 (1.4404), and 316L stainless steel tubes conform to the DIN 11850 standard. This standard specifies the dimensions, tolerances, and technical conditions of stainless steel tubes used in the food, chemical, and pharmaceutical industries.
| Grade | C (%) | Si (%) | Mn (%) | P (%) | S (%) | Cr (%) | Ni (%) | Mo (%) |
|---|---|---|---|---|---|---|---|---|
| X5CrNi18-10 (1.4301) | 0.07 | 1.00 | 2.00 | 0.045 | 0.015 | 17.5-19.5 | 8.0-10.5 | - |
| 304 | 0.08 | 1.00 | 2.00 | 0.045 | 0.030 | 18.0-20.0 | 8.0-10.5 | - |
| X2CrNi 18-9 (1.4307) | 0.03 | 1.00 | 2.00 | 0.045 | 0.015 | 17.5-19.5 | 8.0-10.5 | - |
| 304L | 0.03 | 1.00 | 2.00 | 0.045 | 0.030 | 18.0-20.0 | 8.0-12.0 | - |
| X2CrNiMO17-12 (1.4404) | 0.03 | 1.00 | 2.00 | 0.045 | 0.015 | 16.5-18.5 | 10.0-13.0 | 2.0-2.5 |
| 316L | 0.03 | 1.00 | 2.00 | 0.045 | 0.030 | 16.0-18.0 | 10.0-14.0 | 2.0-3.0 |
| Grade | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | Hardness (HB) |
|---|---|---|---|---|
| X5CrNi18-10 (1.4301) | ≥ 500 | ≥ 195 | ≥ 40 | ≤ 215 |
| 304 | ≥ 515 | ≥ 205 | ≥ 40 | ≤ 215 |
| X2CrNi 18-9 (1.4307) | ≥ 500 | ≥ 195 | ≥ 40 | ≤ 215 |
| 304L | ≥ 485 | ≥ 170 | ≥ 40 | ≤ 215 |
| X2CrNiMO17-12 (1.4404) | ≥ 515 | ≥ 205 | ≥ 40 | ≤ 215 |
| 316L | ≥ 485 | ≥ 170 | ≥ 40 | ≤ 215 |
The steel grades mentioned, including DIN 11850 X5CrNi18-10 (1.4301), 304, X2CrNi 18-9 (1.4307), 304L, X2CrNiMO17-12 (1.4404), and 316L, are austenitic stainless steels. These grades are widely used due to their excellent corrosion resistance, high strength, and versatility.
Stainless steel tubes conforming to DIN 11850 X5CrNi18-10 (1.4301), 304, X2CrNi 18-9 (1.4307), 304L, X2CrNiMO17-12 (1.4404), and 316L find extensive application in the chemical industry. They are used for the transportation of various chemicals, acids, and corrosive substances. These tubes are also employed in the food, pharmaceutical, and petrochemical industries due to their hygienic properties and resistance to corrosion.
While DIN 11850 X5CrNi18-10 (1.4301), 304, X2CrNi 18-9 (1.4307), 304L, X2CrNiMO17-12 (1.4404), and 316L are widely used stainless steel grades, there are alternative grades available for specific applications. Some possible alternatives include:
When selecting an alternative grade, it is crucial to consider the specific requirements of the application and consult with materials experts to ensure the best choice for the intended use.
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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