Mild Steel Ss400
If you are looking for a low-cost and versatile steel material that can be used for various applications, you may want to consider Mild Ss400. It is a type of carbon steel that has a low carbon content and a low amount of other alloying elements. Mild Ss400 is also known as JIS G3101 SS400, which is the Japanese industrial standard for this steel. It has good strength, ductility, and weldability, making it suitable for construction, machinery, and automotive parts.
Chemical Composition
Mild Steel Ss400 has a simple chemical composition, which consists mainly of iron, carbon, manganese, phosphorus, and sulfur. The following table shows the chemical composition of Mild Ss400, according to JIS G3101 standard.

|
Element |
Weight % |
|
Carbon |
0.15 max |
|
Manganese |
0.60 max |
|
Phosphorus |
0.05 max |
|
Sulfur |
0.05 max |
Mechanical Properties
Mild Steel Ss400 has moderate mechanical properties, which are sufficient for most general purpose applications. The main mechanical properties of Mild Ss400 are yield strength, tensile strength, elongation, and hardness. The following table shows the mechanical properties of Mild Ss400, according to JIS G3101 standard.

|
Property |
Value |
|
Yield strength |
245 MPa min |
|
Tensile strength |
400 - 510 MPa |
|
Elongation |
17% min in 200 mm, 21% min in 50 mm |
|
Hardness |
160 HB max |
Application Areas
Mild Steel Ss400 is widely used for various applications, such as construction, machinery, and automotive parts. Mild Ss400 can provide low cost, high flexibility, and good durability for these applications, even under mild corrosive conditions. Mild Ss400 can also be easily formed and welded into different shapes and sizes, according to the design and specification of the customers. Some examples of applications that use Mild Ss400 are:
- Structural steel: It can be used for building frames, columns, beams, and other structural components, such as bridges, warehouses, factories, and stadiums.
- Machinery parts: It can be used for making various machinery parts, such as gears, shafts, bolts, nuts, and flanges, that require moderate strength and wear resistance.
- Automotive parts: It can be used for making various automotive parts, such as chassis, body panels, bumpers, and wheels, that require low weight and high impact resistance.
Selling Points
Mild Steel Ss400 has many advantages and benefits that make it an attractive choice for customers. Some of the selling points:
- Low cost and high availability: It is one of the most economical and widely available steel materials in the market. It can be easily sourced from various suppliers and manufacturers, and can be offered at competitive prices and discounts.
- Easy to work with and maintain: It is easy to cut, bend, drill, and weld, with minimal effort and equipment. It can also be easily cleaned and painted, with simple tools and methods.
- Compatible and adaptable: It can be used for various applications, and can be compatible with other materials, such as stainless steel, aluminum, and plastic. It can also be adapted to different environments and loads, by adding coatings or treatments, such as galvanizing, annealing, or quenching.

Customer Concerns
Some customers may have some concerns or questions about Mild Steel Ss400, such as:
- How is the quality and reliability of Mild Ss400? It meets the JIS G3101 standard, which ensures its quality and consistency. Mild Ss400 also undergoes strict quality control and testing, such as chemical analysis, mechanical testing, and hardness testing. Mild Ss400 has a long service life and can withstand mild corrosive conditions, such as humidity and salt spray.
- How is the transportation and packaging of Mild Ss400? It can be transported by various modes, such as sea, air, or land, depending on the customer's preference and location. Mild Ss400 can be packaged in various ways, such as bundles, pallets, or crates, depending on the customer's requirement and specification. Mild Ss400 can be protected by plastic film, waterproof paper, or metal sheet, to prevent damage or rust during transportation and storage.
- How is the after-sales service of Mild Ss400? It can be provided with after-sales service, such as installation guidance, technical support, and warranty. Mild Ss400 can also be replaced or refunded, if there is any defect or damage caused by the supplier or manufacturer.
Why Choose Us
If you are looking for a reliable and professional supplier of Mild Steel Ss400, you may want to choose us. Here are some reasons why you should choose us:
- We have more than 10 years of experience in the steel industry, and we have a team of experts and engineers who can provide you with the best solutions and advice for your project.
- We have a large inventory of Mill Ss400, and we can offer you various grades, sizes, and shapes, according to your needs and specifications. We can also customize it, by adding special coatings or treatments, such as galvanizing, annealing, or quenching.
- We have a strict quality control system, and we ensure that every batch of Mill Ss400 meets the JIS G3101 standard and your expectations. We also provide you with quality certificates and test reports, to prove the quality and reliability of it.
- We have a fast and efficient delivery service, and we can ship Mill Ss400 to your destination within the shortest time possible. We also provide you with safe and secure packaging, to protect Mild Steel Ss400 from damage or rust during transportation and storage.
- We have a friendly and responsive customer service, and we can answer your inquiries and questions within 24 hours. We also provide you with after-sales service, such as installation guidance, technical support, and warranty. We also accept returns and refunds, if you are not satisfied with Q235B Ss400.
If you are interested in Mill Ss400, please feel free to contact us. We will be happy to provide you with more information and a free quote. We look forward to hearing from you soon.
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