Weathering Steel / Corten Equivalent manufacturer in Kolkata
Weathering steel, commonly known by the trademark Corten steel, is a high-strength, low-alloy steel with excellent corrosion resistance, particularly in outdoor applications. It develops a protective rust layer when exposed to weather, which acts as a barrier against further corrosion, eliminating the need for painting or coating. Weathering Steel / Corten Equivalent manufacturer in Kolkata.
Kolkata, a prominent industrial hub, is home to several leading manufacturers and suppliers of weathering steel. These companies cater to industries such as construction, architecture, transportation, and infrastructure, offering a range of Corten-equivalent steels that meet global standards.
Key Features of Weathering Steel
- Corrosion Resistance: Forms a stable rust-like appearance over time that prevents deeper corrosion.
- High Strength: Withstands heavy loads and structural stresses.
- Long Life: Reduces maintenance costs compared to traditional steels.
- Aesthetic Appeal: Offers a distinctive rustic appearance for architectural projects.
- Eco-Friendly: Eliminates the need for paints and coatings that may contain harmful chemicals.
Typical Dimensions
Weathering steel is available in a wide range of dimensions, tailored for various industrial and architectural applications. Below are the standard specifications:
| Parameter | Range |
|---|---|
| Thickness | 1.6 mm to 100 mm |
| Width | 750 mm to 3,000 mm |
| Length | 2,000 mm to 12,000 mm |
| Standard Sizes | 1,250 mm x 2,500 mm, 2,000 mm x 6,000 mm |
Custom sizes can be manufactured based on specific project requirements.
Applications of Weathering Steel
Weathering steel is used in diverse industries due to its durability and visual appeal. Common applications include:
- Construction and Architecture:
- Bridges, facades, and cladding for buildings.
- Roofing panels and decorative structures.
- Infrastructure:
- Railway wagons, pedestrian walkways, and sound barriers.
- Retaining walls and highway guardrails.
- Industrial Equipment:
- Containers, storage tanks, and silos.
- Chimneys and exhaust systems.
- Marine and Coastal Applications:
- Offshore platforms, docks, and harbor structures.
- Art and Sculptures:
- Outdoor sculptures and public installations due to its weathered appearance.
Common Grades of Weathering Steel
Weathering steel is produced in different grades depending on its mechanical properties and intended use. Below is a summary of common grades:
| Grade | Standard | Applications | Key Features |
|---|---|---|---|
| Corten A | ASTM A242 | Architectural projects, cladding, roofs | Excellent corrosion resistance, aesthetics |
| Corten B | ASTM A588 | Bridges, industrial applications | High strength, superior weathering |
| S355J2W | EN 10025-5 | Structural projects, railway wagons | High toughness, weldability |
| S355K2W | EN 10025-5 | Heavy-duty structures, marine projects | Enhanced corrosion resistance |
| IRSM 41-97 | Indian Standard | Railway wagons, industrial equipment | Suitable for Indian climate conditions |
Mechanical Properties of Weathering Steel
The mechanical properties of weathering steel ensure its reliability in challenging environments. Below is a comparison of key properties for popular grades:
| Property | Corten A | Corten B | S355J2W | S355K2W | IRSM 41-97 |
|---|---|---|---|---|---|
| Yield Strength (MPa) | 355 | 345 | 355 | 355 | 410 |
| Tensile Strength (MPa) | 470 – 630 | 485 – 620 | 470 – 630 | 485 – 620 | 570 – 700 |
| Elongation (%) | 20 – 25 | 20 – 23 | 20 – 25 | 20 – 23 | 15 |
| Impact Strength (J) | 27 (at 0°C) | 27 (at -20°C) | 27 (at -20°C) | 40 (at -20°C) | 27 (at 0°C) |
| Corrosion Resistance | High | Very High | High | Very High | High |
Advantages of Weathering Steel
- Reduced Maintenance: Requires no painting or coating, reducing long-term costs.
- Sustainability: Environmentally friendly due to its recyclability and lack of harmful coatings.
- Weatherproof Performance: Performs well in all climatic conditions, including humid and coastal regions.
- Versatile Aesthetics: Ideal for both functional and decorative purposes.
Why Choose Weathering Steel from Kolkata?
- Strategic Location: Proximity to ports like Haldia and Kolkata ensures smooth logistics for domestic and international markets.
- Wide Range of Offerings: Availability of grades suitable for various applications, from construction to industrial use.
- Affordable Pricing: Competitive pricing from local suppliers and manufacturers.
If you need additional information about specific grades, manufacturers, or recommendations, feel free to ask!
Supply Cities:
Mumbai Ahmedabad, Amaravathi, Ambattur, Bangalore, Belgaum, Chennai, Chittoor, Coimbatore, Dindigul, Mysore, Nellore, Hyderabad, Kochi, Mangalore, Tirupur, Tuticorin, Madurai, Andhra Pradesh, Karnataka, Puducherry, Kerala, Tamil Nadu, Telangana, Visakhapatnam, Kochi, Kerala, Hubli-Dharwad, Karnataka, Ghaziabad Kolkata.
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