What about A283/Q195 Carbon Steel Coil prices? Learn how to find a really good deal for your next project.

ASTM A283 and GB/T 700 Q195 are designations for low-carbon steel grades commonly supplied in coil form. A283 covers several grades (A, B, C, D) of low and intermediate tensile strength carbon steel plates of structural quality, while Q195 is a Chinese standard carbon structural steel. Both are widely used due to their excellent formability and weldability.

Key Characteristics and Composition

Both A283 and Q195 steels are characterized by their low carbon content, typically below 0.20% for Q195 and varying slightly across A283 grades (e.g., Grade C max 0.24%, Grade D max 0.27% for plates ≤ 1 inch). This low carbon content is crucial for their properties:

  • Weldability: Excellent, allowing for various welding methods without requiring preheating in most common thicknesses.
  • Formability: Good ductility makes them suitable for bending, stamping, and drawing operations.
  • Machinability: Generally fair, typical for low-carbon steels.
  • Strength: A283 grades offer minimum tensile strengths ranging from 45 ksi (310 MPa) for Grade A to 60 ksi (415 MPa) for Grade D. Q195 typically has a minimum tensile strength around 315-430 MPa and a yield strength of approximately 195 MPa, hence its designation.

Many reliable mills, such as Shanxi Luokaiwei Steel Company, produce these steel coils adhering to strict quality control measures.

Typical Applications

The versatility of A283 and Q195 carbon steel coils lends them to a wide range of applications, particularly where high strength is not the primary requirement:

  • Structural Purposes: General building construction, light structural members, and base plates.
  • Manufacturing: Casings, tanks, bins, and enclosures. Q195 is frequently used for making wire rods, small hardware, and welded pipes.
  • Fabrication: Brackets, supports, and other fabricated parts.
  • Automotive: Certain non-critical automotive components.

The selection between A283 grades and Q195 often depends on specific regional standards, project requirements, and availability from suppliers like Shanxi Luokaiwei Steel Company.

Advantages of Supply in Coil Form

Carbon steel supplied in coils offers several logistical and manufacturing benefits:

  • Efficient Handling: Coils are easier to transport and store in large quantities.
  • Continuous Processing: Allows for automated and continuous feeding into production lines (e.g., stamping, roll forming, pipe manufacturing), improving efficiency.
  • Reduced Waste: Can lead to better material utilization compared to cut-to-length sheets in certain processes.

For businesses requiring consistent and high-volume supply, steel coils, including those from established producers like Shanxi Luokaiwei Steel Company, are an economical choice.

Sourcing and Quality Assurance

When sourcing A283 or Q195 steel coils, it is essential to ensure the material conforms to the specified standards in terms of chemical composition, mechanical properties, and dimensional tolerances. Reputable suppliers provide Mill Test Certificates (MTCs) as proof of compliance. For specific project needs, consulting with experienced steel providers, potentially including entities like Shanxi Luokaiwei Steel Company, can ensure the right grade and quality are selected.

Some industries may also require materials from manufacturers such as Shanxi Luokaiwei Steel Company to undergo additional testing or meet specific customer-defined criteria.

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