SS400 Carbon Steel Coil

SS400 Carbon Steel Coil
SS400 Carbon Steel Coil is a common, versatile hot-rolled steel material (JIS G3101 standard) known for good weldability, formability, and strength (min. 400 MPa tensile), used widely in construction, shipbuilding, vehicles, and general manufacturing for structural parts, pipes, and machinery components, offering a cost-effective balance of mechanical properties for various industrial applications.
Phone: +86 13361099274
WhatsApp: +86 13361099274
WeChat: +86 13361099274
E-mail: sales03@zxsdmetal.com

◉ Key Attributes

Product NameSS400 Carbon Steel Coil
ElementMaximum Content (%)
Carbon (C)≤ 0.25
Manganese (Mn)≤ 1.40
Phosphorus (P)≤ 0.050
Sulfur (S)≤ 0.050


PropertyValue
Yield Strength (MPa)≥ 245 (thickness ≤ 16mm)
Tensile Strength (MPa)400 – 510
Elongation (%)≥ 21 (for plates ≤ 25mm)
Hardness (Brinell)~120 – 160 HB
Modulus of Elasticity~200 GPa


◉ Product Details

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Product Introduction


JIS SS400 steel is a foundational material in the structural steel industry, particularly in Asia and global export markets. Its low cost, good strength, weldability, and availability in various forms make it a go-to choice for construction, manufacturing, and infrastructure applications.

Whether you are sourcing hot-rolled coils for sheet metal fabrication, or I-beams for building construction, SS400 offers dependable performance and easy workability—all while keeping costs in check.


About Us


Zhongxi (Shandong) Metal Technology Co., Ltd. is a professional steel manufacturing enterprise integrating R&D, production, sales, and service. The factory boasts advanced production equipment and an intelligent management system, with an annual export volume exceeding 300,000 tons. With high-quality products and excellent customer service, our sales network covers numerous countries and regions in the United States, Europe, Southeast Asia, the Middle East, Africa, and South America.

Our main products include carbon steel (carbon steel coils, carbon steel plates, carbon steel pipes, carbon steel wire), structural steel (angle steel, channel steel, I-beams, H-beams, round steel, flat steel, square steel, hexagonal steel), stainless steel (stainless steel coils, stainless steel plates, stainless steel pipes), galvanized steel (galvanized coils, galvanized plates, galvanized pipes), PPGI, PPGL, billets, reinforcing bars, tinplate, and other products.

Adhering to the principle of "Quality First, Reputation Supreme," we are committed to providing customers with high-quality and sufficient products. If you are interested in our products or wish to discuss custom orders, please feel free to contact us. We look forward to establishing successful business relationships with new customers around the world in the near future.

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Advantage of SS400 Carbon Steel Coils


  • Balanced Mechanical Properties: Offers a good combination of tensile strength (min 400 MPa), toughness, ductility, and plasticity, making it suitable for various structural uses.

  • Excellent Weldability: Its composition facilitates easy joining with common welding techniques, a crucial factor in fabrication.

  • High Formability: Can be easily bent, stamped, rolled, and formed into complex shapes, ideal for cold forming processes.

  • Cost-Effective: A foundational and economical choice for large-scale projects, keeping material costs down.

  • Versatile Forms: Available as coils, plates, and beams, fitting diverse project needs.

  • Good Corrosion Resistance: Resists rust and harsh conditions, extending service life, and can be enhanced with coatings like galvanizing.

  • High Recyclability: A sustainable option due to steel's high recycling rate, reducing environmental impact.

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Quality Control        


We have our own Physical & Chemical Testing Center Lab to guarantee our product quality. Our test items & instrument fully meet international standards.


Application of Carbon Steel Coils


  • Building structures & bridges

  • Automobile manufacturing

  • Shipbuilding

  • Home appliances

  • Machinery and industrial equipment


Contact Us


As a leading company, Zhongxi Metal is known for our excellent product quality and professional services, providing our customers with a reliable partner. We have a global sales network that can meet the needs of customers in different countries and regions.If you need more information about us or have any other needs, please feel free to contact us. We look forward to working with you to create a better future.

If you can't find the product you need on our website, rest assured, the products on our platform represent only a small portion of our vast network and resources. Feel free to send an inquiry to learn more about our products! We will provide high-quality products and competitive prices!

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