JIS G4404 SKT4 Tool Steel
Products Description Furthermore, SKT4 tool steel from JIS G4404 is known for its consistent quality. Manufacturers adhere to strict quality control standards during the production process to ensure that each batch of SKT4 meets the required specifications. This reliability makes it a trusted...
Description
Products Description
Furthermore, SKT4 tool steel from JIS G4404 is known for its consistent quality. Manufacturers adhere to strict quality control standards during the production process to ensure that each batch of SKT4 meets the required specifications. This reliability makes it a trusted choice for toolmakers and engineers who need a dependable material for their applications.
The steel's unique properties also make it suitable for a variety of industries. In the automotive industry, SKT4 can be used for manufacturing tools for stamping, forging, and machining operations. In the aerospace industry, it can be found in tools for cutting and forming high-strength alloys. Additionally, it is used in the manufacturing of dies for plastic injection molding and other industrial processes.
SKT4's versatility extends to its ability to be customized through different heat treatment processes. Depending on the specific application requirements, the steel can be hardened to different levels of hardness or tempered to achieve a balance between hardness and toughness. This flexibility allows tool designers to optimize the properties of SKT4 for their particular needs.
SKT4 STEEL CHEMICAL COMPOSITION
| Standard | Grade | C | Si | Mn | P | S | Cr | Ni | Mo | V |
| ASTM A681 | L6 | 0.65-0.75 | 0.1-0.5 | 0.25-0.80 | 0.03 | 0.03 | 0.6-1.2 | 1.25-2.0 | 0.50 | - |
| DIN EN ISO 4957 | 1.2714 | 0.50-0.60 | 0.1-0.4 | 0.60-0.90 | 0.03 | 0.02 | 0.8-1.2 | 1.50-1.8 | 0.35-0.55 | 0.05-0.15 |
| 55NiCrMoV7 | ||||||||||
| JIS G4404 | SKT4 | 0.50-0.60 | 0.1-0.4 | 0.60-0.90 | 0.03 | 0.02 | 0.8-1.2 | 1.50-1.8 | 0.35-0.55 | 0.05-0.15 |
SKT4 STEEL PHYSICAL PROPERTY
| Density,kg/dm3 | 7.8 |
| Specific heat capacity,J/g.K | 0.46 |
| Thermal conductivity ,W/m.K | 35.9 |
| Specific electric resist,Ohm mm2/m | 0.3 |
| Electrical conductivity,m/mm2 | 3.33 |
| Modulus of elasticity long.,Gpa | 215 |
| Modulus of elasticity tang.,Gpa | 82 |
Another advantage of SKT4 tool steel is its relatively low cost compared to some other high-performance tool steels. While it offers excellent properties, it is often more affordable, making it a cost-effective choice for many applications. This combination of quality and affordability makes SKT4 a popular choice in the market.
In addition to its mechanical properties, SKT4 also has good fatigue resistance. It can withstand repeated loading and unloading cycles without experiencing premature failure. This is important for tools that are subjected to cyclic stress, such as in stamping or forging operations.
Moreover, SKT4 tool steel has good dimensional accuracy. When properly machined and heat-treated, it can maintain tight tolerances, ensuring that the finished tool meets the required specifications. This accuracy is crucial for applications where precision is essential.
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