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Q235B Mild Steel Plate: The Versatile Solution for Your Industrial Needs

Issuing time:2025-09-22 17:18

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When it comes to reliable, cost-effective steel materials for industrial applications, Q235B mild steel plate stands out as a top choice for engineers, manufacturers, and construction professionals worldwide. Renowned for its excellent balance of strength, ductility, and affordability, this carbon steel variant has become a cornerstone in countless projects across diverse industries.

What Makes Q235B Mild Steel Plate Special?

Q235B is a Chinese standard (GB/T 700) mild carbon steel that offers exceptional versatility. Its chemical composition, primarily iron with controlled carbon content (0.14-0.22%), gives it unique properties that make it suitable for a wide range of applications:
  • Excellent Weldability: Q235B plates can be easily welded using all standard methods, making fabrication straightforward and cost-effective.

  • Good Formability: The material's ductility allows for bending, rolling, and shaping without compromising structural integrity.

  • Balanced Strength: With a minimum yield strength of 235 MPa, it provides sufficient structural support for most general engineering purposes.

  • Cost-Effective: Compared to high-alloy steels, Q235B offers an economical solution without sacrificing performance.

Applications Across Industries

The adaptability of Q235B mild steel plate makes it indispensable in numerous sectors:
  • Construction: Used in building frameworks, bridges, and infrastructure components

  • Manufacturing: Ideal for machinery parts, equipment enclosures, and fabrication projects

  • Automotive: Suitable for structural components and manufacturing jigs

  • Energy: Utilized in power plant structures and transmission towers

  • Shipbuilding: Applied in non-critical structural components of marine vessels

Why Choose Our Q235B Mild Steel Plates?

When you source Q235B mild steel plates from us, you benefit from:
  • Strict Quality Control: Our plates meet all GB/T 700 standards and undergo rigorous testing

  • Custom Sizes: Available in various thicknesses (3mm to 200mm) and dimensions to suit your specific needs

  • Surface Treatments: Optional galvanizing, painting, or oiling for enhanced corrosion resistance

  • Prompt Delivery: Efficient supply chain ensures your project stays on schedule

  • Competitive Pricing: Direct from manufacturer pricing without compromising quality

Technical Specifications

  • Standard: GB/T 700-2006

  • Yield Strength: ≥235 MPa

  • Tensile Strength: 375-500 MPa

  • Elongation: ≥26%

  • Impact Test: 27J at 20°C


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