Chemical Composition:
The chemical composition of A835/A835M-10(2015) Steel Grade includes the following elements:
– Carbon (C): The carbon content in this steel grade is typically between 0.20% and 0.25%. Carbon provides strength and hardness to the steel.
– Manganese (Mn): Manganese is added to improve the hardenability and strength of the steel. The manganese content in A835/A835M-10(2015) Steel Grade is usually around 1.00% to 1.30%.
– Silicon (Si): Silicon is used to deoxidize the steel and improve its strength and toughness. The silicon content in this steel grade is typically less than 0.40%.
– Phosphorus (P): Phosphorus is a harmful impurity in steel as it reduces its toughness and weldability. Therefore, the phosphorus content in A835/A835M-10(2015) Steel Grade is limited to a maximum of 0.030%.
– Sulfur (S): Sulfur is also considered a harmful impurity in steel, as it can negatively affect its ductility and impact properties. The sulfur content in this steel grade is typically limited to a maximum of 0.030%.
Mechanical Properties:
The mechanical properties of A835/A835M-10(2015) Steel Grade are as follows:
– Tensile Strength: The minimum tensile strength of this steel grade is 835 MPa (MegaPascals). Tensile strength is a measure of the maximum stress a material can withstand before it breaks.
– Yield Strength: The minimum yield strength of A835/A835M-10(2015) Steel Grade is 670 MPa. Yield strength is the stress at which a material begins to deform plastically, indicating its ability to withstand applied loads without permanent deformation.
– Elongation: The minimum elongation at break of this steel grade is 18%. Elongation is a measure of a material’s ability to stretch under tension without fracture and is expressed as a percentage.
– Reduction in Area: The minimum reduction in area after fracture is 50%. It is a measure of the material’s ability to deform before breaking and represents the amount of necking or narrowing of the cross-sectional area of the specimen after fracture.
Applications:
A835/A835M-10(2015) Steel Grade is commonly used in various applications where high strength and toughness are required. Some common applications include:
– Construction Machinery: This steel grade is suitable for manufacturing construction machinery and equipment, such as excavators, bulldozers, and cranes, where high strength is essential to withstand heavy loads and harsh working conditions.
– Pressure Vessels: A835/A835M-10(2015) Steel Grade is suitable for manufacturing pressure vessels used in the oil and gas industry, chemical plants, and power plants. Its high tensile strength and toughness make it ideal for resisting internal pressure and external forces.
– Structural Components: This steel grade is used in the construction of bridges, buildings, and other structural components that require high strength and durability.
– Automotive Industry: A835/A835M-10(2015) Steel Grade finds application in the automotive industry for the manufacturing of various parts, such as chassis components, suspension systems, and drive shafts, due to its excellent mechanical properties.
Overall, A835/A835M-10(2015) Steel Grade offers a balance of high strength, good toughness, and weldability, making it suitable for a wide range of applications in different industries.