Grade Q420 steel has high strength, especially in the normalizing or normalizing and tempering state. A514 Gr B quenched and tempered steel, Q420 steel has high comprehensive mechanical properties. Q420 steel is mainly used for large ships, bridges, power station equipment, medium and high pressure boilers, high pressure vessels, rolling stock, hoisting machinery, mining machinery and other large welded structural parts. Grade Q460 steel, with high strength, has high comprehensive mechanical properties in normalizing, normalizing and tempering or quenching and tempering states. The quality grades are C, D, E. Q460 steel is used in various large engineering structures and light structures requiring high strength and heavy load.
From the order to the delivery, there are three quality inspections to ensure that the qualified rate of finished products is more than 100%. We promise that every order will be tracked in a timely manner to ensure that customers can receive goods safely and constantly listen to their opinions and suggestions, reflect on our own problems, and let customers feel at ease. We have a large warehouse in Shanghai and Tianjin, which can provide customers with sufficient sources of supply.
We can supply profiled plate in a range of grades in thicknesses up to 400mm and dimensionally we can cut up to 24 meters in length and 5 meters wide with flame cutting, plasma cutting and laser cutting service. This capability is backed by an in-house CAD team, capacity that enables us to work to short lead times and an established delivery network that ensures you receive the steel A514 Gr B quenched and tempered steel products when you need it.
Zhengzhou BBN steel company was established in 2000. After more than ten years of development, it has formed a professional operation pattern integrating R&D, production, sales and after-sales service. In recent years, A514 Gr B quenched and tempered steel based on a high starting point and high technology, the company has vigorously developed various steel products A514 Gr B quenched and tempered steel and deep-processed parts, steel structures, precision castings, seamless pipes.