JIS G3101 SS400/SS490/SS540 Carbon Steel Plate Description

JIS G3101 SS400 is a widely used carbon structural steel grade. Other grades under JIS G3101 include SS330, SS490, and SS540. The associated product forms include steel plates, sections, pipes, and more. Proper storage and handling of carbon steel plates can effectively prevent surface damage, corrosion, or deformation, thus ensuring their quality and performance. To ensure they are not affected by the external environment during storage and to extend their service life, the following storage precautions will help you better manage and protect them.

First, they should be stored in a dry, well-ventilated environment. Prolonged exposure to damp or high-humidity environments can easily cause the steel plate surface to rust, especially when there are fine scratches or stains on the surface, allowing moisture to penetrate and cause localized corrosion. Therefore, the storage area must ensure air circulation and avoid water accumulation and moisture. It is best to use moisture-proof mats or covering films to isolate the steel plate from moisture on the ground or in the air.

Second, carbon steel plates should avoid direct contact with the ground. To prevent moisture and impurities from contaminating the steel plate surface, the plates can be stacked on pallets or supported by wooden or steel frames to maintain a certain distance from the ground. At the same time, the storage area for carbon steel plates should be kept away from acids, alkalis, and other chemicals to avoid chemical reactions that could affect the surface quality of the steel plate.

In addition, carbon steel plates should be stacked neatly and orderly to avoid excessive pressure or uneven stress. When stacking, it is recommended to store them separately according to specifications and dimensions, and avoid mixing steel plates of different specifications together. This not only helps improve storage and retrieval efficiency but also prevents deformation or damage to the steel plates due to improper stacking. If the stacking height is high, ensure the steel plates are stable to avoid unnecessary losses due to tilting or collapse.

Regularly inspecting the surface condition of the steel plates during storage is also crucial. It is recommended to check the surface of the steel plates for rust, contamination, or other damage periodically, and clean and maintain them promptly. If signs of rust are found, appropriate rust removal methods can be used, and a new layer of rust-preventive oil or corrosion inhibitor can be applied to prevent further corrosion.

In summary, proper storage not only ensures the quality of carbon steel plates but also extends their service life and reduces unnecessary losses. Maintaining a dry and well-ventilated environment, avoiding direct contact with the ground, stacking neatly, and conducting regular inspections and maintenance are all key to ensuring that carbon steel plates remain in good condition for a long time. Through these simple measures, you can better manage your carbon steel plate inventory and ensure they achieve optimal performance during use.

Product Parameters

Chemical Composition

Mechanical Properties

Scope of Application

JIS G3101 scope of application: JIS G3101 steel plate and other steel grade products are suitable for general structural buildings, such as bridges and ships.