JIS G3445 Seamless Steel Tube Carbon Steel Tube For Machine Structural Purpose
Seamless Steel Tube JIS G3445 Carbon Steel Tube For Machine Structural Purpose
Material and Specification
The JIS G3445 Seamless Steel Tube is a high-quality carbon steel tube specifically designed for machine structural purposes. It is produced using hot-finished seamless steel pipes, and its material composition and mechanical properties are tightly regulated to ensure reliability and performance in various applications.
Chemical Composition
The chemical composition of JIS G3445 Seamless Steel Tube is as follows:
| Element | Composition (% by weight) |
|---|---|
| Carbon (C) | 0.42 - 0.50 |
| Silicon (Si) | 0.17 - 0.37 |
| Manganese (Mn) | 0.50 - 0.80 |
| Phosphorus (P) | 0.040 (max) |
| Sulfur (S) | 0.040 (max) |
Mechanical Properties
The mechanical properties of JIS G3445 Seamless Steel Tube are tested to ensure it meets the required performance standards. The following table outlines the typical mechanical properties:
| Property | Value |
|---|---|
| Tensile Strength | 520 N/mm² (min) |
| Yield Strength | 375 N/mm² (min) |
| Elongation | 15% (min) |
| Hardness (HB) | 163 (max) |
Steel Grade
The primary steel grade of JIS G3445 Seamless Steel Tube is STKM 11A. This grade is widely used due to its excellent weldability, machinability, and good mechanical properties, making it suitable for a wide range of machine structural applications.
Application
The JIS G3445 Seamless Steel Tube with STKM 11A grade finds extensive use in various machine structural purposes. Some common applications include:
- Automobile Components: It is utilized in the manufacturing of automotive parts such as axles, shafts, and suspension systems.
- Machinery Parts: The seamless steel tube is widely employed in the production of machine components like gears, hydraulic cylinders, and bearings.
- General Engineering: It is used in a variety of engineering applications where high precision and reliability are required.
- Construction Machinery: The tube is also suitable for construction equipment and machinery, offering robustness and durability.
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.
Q: Are you trading company or manufacturer ?
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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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A: Payment<=2000USD, 100% in advance. Payment>=2000USD, 30% T/T in advance ,balance before shippment.
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