Q690D steel belongs to high-strength welded structural steel. Among them, Q represents the yield strength, 690 represents the yield strength value, and D represents the grade of the steel plate. The quality grades of common Q690 series steel are A, B, C, D, E. The impact of grade D steel plate is -20°C. Q690D steel can be called a low temperature resistant high strength steel with a yield strength of 690Mpa.
Unlike general steel manufactures, other than regular fresh production, we also have huge stocks. What is more, we offer cutting, welding, drilling, bending, etc. deep processing for the steel materials. That enable us to meets various 1.8928 material steel sizes and shapes requirements of clients.So, if you have any steel demands, or steel processing needs, please do not hesitate to contact with us. We will try our best to make you stisfied.
According to the data released by the world iron and Steel Association, the world pig iron production in March 2020 was 103 million tons, a year-on-year decrease of 3.5%, a year-on-year increase of 1.8% in February, and the overseas pig iron 1.8928 material production excluding China was 36.309 million tons, a year-on-year decrease of 11%.
The volume of coal transferred from ports around the Bohai Sea rebounded slightly, but the overall inventory was low, and coal trading in the market showed a weak supply and demand situation. Moreover, the current state guarantees supply and underpricing signals are relatively clear, and continue to put pressure on the market. In addition, power plant inventories are running at a high level, the weather in southern my country is higher than that of the same period last year, and the terminal continues to accumulate, which has also curbed the excessive rise of coal prices to a certain extent.