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ASTM A36 Q235 Low Carbon Steel Round Rod

ASTM A36 and Q235 low carbon steel are widely recognized for their excellent weldability, formability, and strength, making them ideal for structural and general fabrication applications. Our round steel rod products, available in various diameters, provide reliable performance in construction, machinery, and industrial projects. These carbon steel bars offer superior durability and cost-effectiveness, meeting stringent industry standards for quality and safety. Whether you need steel round bar for frames, supports, or custom parts, our inventory ensures consistent supply and competitive pricing. Explore our range of ASTM A36 steel and Q235 steel options to find the perfect fit for your needs.


ASTM A36 Q235 Low Carbon Steel Round Rod is engineered to deliver exceptional mechanical properties and versatility. It features a smooth surface finish and precise dimensions, ensuring easy machining and fabrication. This material is commonly used in applications requiring high tensile strength and resistance to wear, such as in automotive components, building structures, and agricultural equipment. Its low carbon content enhances weldability without compromising structural integrity, making it a preferred choice for engineers and fabricators worldwide. Available in standard lengths or custom-cut sizes, our round rods provide consistent quality and performance across diverse industrial sectors.

Parameter Value
Material Grade ASTM A36 / Q235
Carbon Content 0.25% max
Tensile Strength 400-550 MPa
Yield Strength 250 MPa min
Elongation 20% min
Diameter Range 5mm to 100mm
Length 3m, 6m, or custom
Surface Finish Black, bright, or galvanized
  • Excellent weldability and machinability for easy fabrication.
  • High ductility and impact resistance suitable for dynamic loads.
  • Conforms to international standards including ASTM and GB.
  • Widely used in construction, manufacturing, and infrastructure projects.
  • Available with certifications for quality assurance and traceability.

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