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S690QL brinell hardness carbon steel hr plates 2020.01.08

The company initially focus on providing high-quality steel products to serve for China's rapid infrastructure development. Our company vision is to be the best service provider for iron & steel S690QL brinell hardness products globally. To be an innovative business partner for our customers we aim to include sustainability in every aspect of our S690QL brinell hardness business. We also provide third-party inspection and approval services and inventory management for our customers.

Best quality of steel raw materials used (A516 Grade 60). Our structural steel plates and sheets are of high quality of work. Moreover, these are also highly repellent to erosion. These plates are also featured by the following properties. Incredible weld-ability of plates. Long-lasting boiler plates. Appropriate durability of the plates S690QL brinell hardness. Highly resistant to corrosion. Highly resistant to deterioration and lastly, precise finish.

Asme sa514 grade B quenched and tempered alloy steel element composition%
C: 0.12-0.21, Si: 0.20-0.35, Mn: 0.70-1.00, P max.: 0.035, S max.: 0.035, B max.: 0.005, Cr: 0.40-0.65, Mo: 0.15-0.25, V: 0.03-0.08, Ti: 0.01-0.03
The mechanical properties in thickness (mm)T≤65
Yield strength (≥Mpa): 690
Tensile strength (Mpa):760-895
Elongation in ≥,%: 18

After-sales service team is a key department to test the steel quality. Product quality is always the foundation of our survival and development. The company's full inspection from raw materials to finished products; and implements standardized, scientific, and strict internal quality control and management systems in accordance with the process flow during the production process; products can only leave the factory if qualified, and follow-up problem solving systems are implemented in after-sales services to guarantee the customers’ interest.

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EN 10025-6 S690QL High Strength Steels