SAILMA E450A/BR/BO/C Steel Plates

SAILMA E450C is a high-strength, low-alloy structural steel produced by Steel Authority of India Limited (SAIL). It is commonly used in various structural and engineering applications. Below are the details, specifications, mechanical properties, and chemical composition of SAILMA E450C steel:
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Chemical Composition (Percentage by Weight):

Carbon (C) Silicon (Si) Manganese (Mn) Phosphorus (P) Sulfur (S) Chromium (Cr) Copper (Cu) Nickel (Ni)
0.22% max 0.50% max 1.50% max 0.040% max 0.040% max 0.40% max 0.20% max 0.40% max
Vanadium (V Niobium (Nb) Nitrogen (N) Aluminum (Al)
0.080% max 0.03% max 0.012% max 0.020% min

Mechanical Properties:

Tensile Strength (at room temperature) Yield Strength (at room temperature) Elongation (in 200mm Elongation (in 50mm Charpy V-Notch Impact Test
570-720 MPa 450 MPa min 19% min 22% min 27 J (20 ft-lbf) minimum at -20°C (-4°F)

Typical Properties:

Density Thermal Expansion Electrical Conductivity Poisson’s Ratio Modulus of Elasticity (Young’s Modulus)
7.85 g/cm³ (0.284 lb/in³) 12.5 x 10^(-6)/°C (7 x 10^(-6)/°F 19-23% IACS (International Annealed Copper Standard) 0.27-0.30 205 GPa (29.7 x 10^6 psi

SAILMA E450C steel is known for its high tensile strength and good weldability, making it suitable for a wide range of structural and engineering applications. It is often used in the construction of buildings, bridges, machinery, and other structural components. The addition of elements like chromium, copper, nickel, vanadium, and niobium enhances the mechanical properties and performance of this steel grade.

Key points about SAILMA E450C steel:

Strength: It offers high tensile strength and yield strength, which makes it suitable for applications that require structural integrity and load-bearing capacity.

Weldability: This steel grade is known for its good weldability, allowing for ease of fabrication and welding using standard methods.

Chemical Composition: The controlled composition of elements ensures a balance of strength, ductility, and corrosion resistance.

Applications: SAILMA E450C steel is used in a wide range of structural and engineering applications, including construction, machinery manufacturing, and infrastructure projects.

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