SAE J403 AISI 15B41 Introduce
SAE J403 AISI 15B41 steel is an alloy containing iron, carbon, manganese, sulfur, phosphorus, and silicon. It has a high tensile strength and good ductility, making it ideal for automotive and aerospace applications that require strength and durability. Its chemical composition and physical properties enable it to be machined, welded, and formed easily, making it a popular choice for parts used in engines, fasteners, and shock absorbers.
Smelting temperature:1717°C - 1356°C
Application:Chemical Compositions of SAE Carbon Steels
SAE J403 AISI 15B41 Material Mechanical Properties
The low alloy content creates a material with moderate strength and a relatively low carbon content. This makes SAE J403 AISI 15B41 typical steel relatively easy to work with and resistant to corrosion. Heat treatment is an important process for SAE J403 AISI 15B41 steel. Through the use of heat treatment, the microstructure and properties of the material can be altered to suit specific applications.
The mechanical properties of the SAE J403 AISI 15B41 steel are as follows:
| YieldRp0.2 | ≤ 893 (MPa) |
| TeileRm | ≤ 844 (MPa) |
| ImpactKV/Ku | 34(J) |
| ElongationA | 34% |
| Reduction in cross section on fractureZ | 22% |
| As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Brinell hardness (HBW) | 212 |
SAE J403 AISI 15B41 Material Thermal Properties
The thermal performance parameters of the SAE J403 AISI 15B41 steel are as follows:
| Temperature (°C) | 44 | 341 | 124 |
| Modulus of elasticity (GPa) | - | 859 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 13 |
| Thermal conductivity (W/m·°C) | - | 11.3 | 23.2 |
| Specific thermal capacity (J/kg·°C) | - | 311 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.11 | - | - |
| Deity (kg/dm³) | - | - | 133 |
| Poisson’s coefficient, ν | - | - | 124 |
SAE J403 AISI 15B41 Material Machining Technology
The most common machining strategies for SAE J403 AISI 15B41 steel involve a combination of turning and milling processes. Due to the material's high strength and hardness, heavier cuts must be used to prevent damage to the material. Additionally, due to the material's good machinability, smaller tools and faster feeds should be used to maximize efficiency and productivity. Lastly, it is important to use the right lubricants and coolants to ensure the best results and to prevent excessive wear on the cutting tools.