JIS G4804 Sum12 Sum22L Sum22 Sum24L Sum23
Products Description JIS G4804 Sum12, Sum22L, Sum22, Sum24L, and Sum23 are important specifications within the realm of steel products. These grades of steel offer a variety of characteristics that make them suitable for different applications. Sum12 is known for its good machinability. It can...
Description
Products Description
JIS SUM 24 Chemical Element
For JIS SUM 24 L JIS G4804 datasheet and JIS SUM 24 L JIS G4804 chemical composition, please see the table below.
| Element | Min | Max | Similar |
|---|---|---|---|
| Si | - | - | - |
| S | 0.2600 | 0.3500 | - |
| Pb | 0.1000 | 0.3500 | - |
| P | 0.0400 | 0.0900 | - |
| Mn | 0.8500 | 1.1500 | - |
| C | - | 0.1500 | - |
Mechanical Properties
| Yield Rp0.2 (MPa) |
Tensile Rm (MPa) |
Impact KV/Ku (J) |
Elongation A (%) |
Reduction in cross section on fracture Z (%) |
As-Heat-Treated Condition | Brinell hardness (HBW) |
|---|---|---|---|---|---|---|
| 463 (≥) | 614 (≥) | 23 | 21 | 33 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 412 |


These JIS G4804 specifications are carefully designed to meet the diverse needs of different industries. The specific properties of each grade allow engineers and manufacturers to select the most appropriate steel for their particular applications. Whether it's for high-precision parts, structural elements, or components that need to withstand specific environmental conditions, there is likely a grade within this series that can meet the requirements.
Moreover, these steels are produced under strict quality control standards to ensure consistent performance and reliability. This helps to build confidence in their use and enables manufacturers to produce high-quality products.
In conclusion, JIS G4804 Sum12, Sum22L, Sum22, Sum24L, and Sum23 offer a diverse range of steel grades with unique properties. Their availability and specific characteristics make them essential materials for many industries, contributing to the development of various products and structures.
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