Description
If you’re seeking a reputable manufacturer and supplier of ASTM A36 steel plates in Kolkata, it’s essential to understand the material’s specifications, mechanical properties, applications, and available grades to make an informed decision.
ASTM A36 Steel Plate Overview
ASTM A36 is a widely utilized carbon steel grade known for its excellent welding, machinability, and structural strength. This mild steel is commonly employed in various structural applications due to its versatility and favorable mechanical properties.
Chemical Composition
The chemical composition of ASTM A36 steel is as follows:
| Element | Composition (%) |
|---|---|
| Carbon (C) | ≤ 0.25 |
| Manganese (Mn) | 0.80 – 1.20 |
| Silicon (Si) | ≤ 0.40 |
| Phosphorus (P) | ≤ 0.035 |
| Sulfur (S) | ≤ 0.035 |
Note: The composition may vary slightly based on specific standards and manufacturer specifications.
Mechanical Properties
ASTM A36 steel exhibits the following mechanical properties:
| Property | Value |
|---|---|
| Tensile Strength | 400 – 550 MPa |
| Yield Strength | ≥ 250 MPa |
| Elongation | ≥ 20% |
These properties make ASTM A36 suitable for various structural applications requiring durability and strength.
Available Dimensions
ASTM A36 steel plates are available in a range of sizes to meet diverse application requirements. Common dimensions include:
- Thickness: 6 mm to 350 mm
- Width: 1250 mm to 3000 mm
- Length: 6000 mm to 12000 mm
Custom sizes can also be provided based on specific project needs.
Applications
Due to its favorable mechanical properties and versatility, ASTM A36 steel is utilized in numerous applications, including:
- Construction of bridges and buildings
- Manufacturing of structural components such as beams, columns, and channels
- Fabrication of industrial machinery and equipment
- Production of automotive and agricultural equipment
- Creation of oil and gas platforms
Its excellent weldability and machinability make it a preferred choice in these industries.
Equivalent Grades
ASTM A36 steel has several equivalent grades across different standards:
| Standard | Grade |
|---|---|
| EN | S235J2G4 |
| DIN | St37-2 |
| JIS | SS400 |
| BS | 40EE |
These equivalents ensure that ASTM A36 can be substituted with similar materials in various international contexts.
Finding Suppliers in Kolkata
When searching for ASTM A36 steel plate suppliers in Kolkata, consider the following steps:
- Online Directories: Utilize industrial directories and B2B platforms to identify local suppliers.
- Industry Associations: Contact local steel industry associations for recommendations.
- Trade Shows: Attend regional trade shows and exhibitions to meet suppliers.
- Referrals: Seek referrals from industry peers who have experience with local suppliers.
Ensure that the chosen supplier provides material test certificates and complies with relevant quality standards to guarantee the authenticity and quality of the ASTM A36 steel plates.
By understanding the specifications, properties, and applications of ASTM A36 steel plates, you can make an informed decision when selecting a supplier in the Kolkata region.
