S55c Steel
Products Description In English, it is often referred to as "S55C medium carbon steel". Note that the actual values may vary slightly depending on the specific manufacturing process and quality requirements. S55C, a medium carbon steel with specific properties defined by Japanese...
Description
Products Description
| Specification | Details |
|---|---|
| Japanese Standard | It conforms to relevant Japanese industrial standards for medium carbon steels. |
| Chemical Composition | - Carbon (C): 0.52% - 0.58% - Silicon (Si): 0.15% - 0.35% - Manganese (Mn): 0.60% - 0.90% - Phosphorus (P) ≤ 0.030% - Sulfur (S) ≤ 0.035% |
| Mechanical Properties | - Tensile Strength (Rm): ≥620 MPa - Yield Strength (Rp0.2): ≥375 MPa - Elongation (A5): ≥14% - Impact Energy (KU2): ≥30 J (at room temperature) |
In English, it is often referred to as "S55C medium carbon steel". Note that the actual values may vary slightly depending on the specific manufacturing process and quality requirements.


S55C, a medium carbon steel with specific properties defined by Japanese standards, finds extensive applications in various industries. In the manufacturing sector, it is commonly used in the production of machine parts. Due to its favorable mechanical properties such as high tensile strength and good yield strength, it can withstand significant stress and strain. This makes it ideal for components like gears, shafts, and bearings that are subjected to continuous rotational or reciprocating motion. Its durability ensures long service life and reliable performance in these critical mechanical assemblies. In the construction industry, S55C can be employed in structural applications. It can be used in the fabrication of metal frames for buildings and infrastructure projects. Its strength and stability contribute to the integrity and safety of the structures. Additionally, it can be used in the production of construction tools and equipment where resistance to wear and impact is essential. For the automotive industry, it is utilized in the manufacturing of engine components. Its ability to handle high temperatures and mechanical stress makes it suitable for parts like piston rods and crankshafts. It also finds application in the production of chassis components and suspension systems. In the tool-making industry, S55C is a preferred choice for the production of cutting tools and dies. Its hardness and wear resistance enable it to maintain sharp edges and withstand the rigors of repetitive cutting and forming operations. It can be easily machined and heat-treated to achieve the desired properties for specific tool applications. Overall, S55C's combination of mechanical properties and chemical composition makes it a versatile material with a wide range of uses across different industries where strength, durability, and reliability are crucial requirements.
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