By 2020, the quality of iron and plate A283 grade C etc. steel raw materials in China has improved significantly. Some middle and high-end products have entered the global supply chain system, and the supply structure has been optimized. The structural reform of the supply side of iron and plate A283 grade C etc. steel raw materials industry has achieved positive results.
The quality stability, reliability and durability of plate A283 grade C etc. general steel products have been significantly improved. The batch stability and consistency of high-performance steel materials have been steadily improved. The proportion of products whose physical quality has reached the international level is more than 50%. Positive progress has been made in the industrialization of high-end A283 grade C etc. steel products for marine engineering and high-tech ships, advanced rail transit, aerospace and other fields, breaking through 3-4 key steel varieties every year.