Low Alloy Round Bar

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Q420B Round Bar Low Alloy

• Mechanical properties
• Q420B round bars have a yield strength of 420 MPa, a tensile strength between 520-680 MPa, an elongation of ≥18%, and an impact work of ≥34J. These mechanical properties allow Q420B round bars to excel in high-load applications, maintaining structural integrity and stability when subjected to large impact loads.
• Chemical Composition
• Q420B Round Bar consists of mild steel and alloying elements, the content of mild steel is below 0.15%, and the alloying elements mainly include manganese, silicon, phosphorus, boron, nickel, chromium and so on. These alloying elements play an important role in steel to improve strength, improve toughness, increase corrosion resistance and so on.

Q420B  Round Bar  Products Application

Due to its excellent mechanical properties and wide applicability, Q420B round bar is widely used in bridges, buildings, towers, machinery manufacturing, vehicle manufacturing, shipbuilding and other fields. Especially in the construction of high-rise buildings, large-span bridges and industrial plants, Q420B round bar can significantly improve the structural carrying capacity and stability.

 

Q420B Round Bar  Products Image

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FAQ

Q: What is your delivery time?

A: For stocks, we could transport the goods to loading port within 3 days after we received your deposit
For production period, it usually takes about 7-15 days after receiving the deposit.

Q: Can you provide sample ?

A: We can provide the small samples in stock for free, as long as you contact us.

Q: What is your terms of payment?

A: 30% T/T as the upfront deposit, 70% before delivery. We will show you the photos of products and package before you pay the balance.

If you have more needs and questions about Q420B Round Bar , please contact us!