JIS G3473 Carbon Steel Tube Cold Drawn Round Hollow Seamless Carbon Steel Tube For Cylinder Barrels
Material, Specification, and Key Features
The JIS G3473 carbon steel tube is a cold drawn, round hollow seamless carbon steel tube primarily designed for use in cylinder barrels. This steel tube is manufactured using a specific cold drawing process that ensures the finished product is free of any surface imperfections. It is known for its excellent dimensional accuracy, high tensile strength, and exceptional resistance to corrosion.
The tube is made from high-quality carbon steel, which is widely regarded for its durability and reliability. Carbon steel is known for its excellent mechanical properties, making it an ideal choice for applications that require strength and resilience. Additionally, the use of seamless technology ensures a consistent inner and outer surface finish, eliminating the risk of leakage and enhancing the overall performance of the tube.
Chemical Composition
The JIS G3473 carbon steel tube is composed of the following chemical elements:
| Chemical Element | Percentage |
| Carbon (C) | 0.25-0.35% |
| Silicon (Si) | 0.10-0.35% |
| Manganese (Mn) | 0.30-0.90% |
| Phosphorus (P) | 0.035% max |
| Sulfur (S) | 0.035% max |
These elements work in tandem to enhance the mechanical properties of the tube, ensuring it meets the required standards.
Mechanical Properties
The JIS G3473 carbon steel tube exhibits excellent mechanical properties, making it suitable for various applications. The key mechanical properties are as follows:
| Property | Value |
| Tensile Strength | 520 MPa min |
| Yield Strength | 355 MPa min |
| Elongation | 20% min |
| Hardness | HRB 80-92 / HV 205-250 |
| Impact Value | 27 J min |
| Flattening Test | No visible cracks or flaws |
| Flaring Test | No visible cracks or flaws |
| Hydraulic Test | No leakage |
| Nondestructive Test | 100% Eddy Current Test |
Steel Grade and Application
The JIS G3473 carbon steel tube is available in various steel grades, including STH11, STH12, STH21, STH22, STH31, and STH32. These grades may differ in their chemical composition and mechanical properties, providing flexibility in choosing the most suitable option for specific applications.
This carbon steel tube is widely used in the manufacturing of cylinder barrels, which are integral components of hydraulic and pneumatic systems. Cylinder barrels play a critical role in converting fluid energy into mechanical force, making them essential for applications such as automotive engines, industrial machinery, and hydraulic equipment.
Possible Alternative Grades
While the JIS G3473 carbon steel tube offers excellent performance, there are alternative grades available depending on specific requirements. Some potential alternative grades include ASTM A179, ASTM A192, and DIN 2391. These alternatives may have slightly different chemical compositions and mechanical properties, allowing engineers to select the most appropriate carbon steel tube for their application.
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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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.
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A: Yes, we could offer the sample for free charge but need pay the cost of freight.
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