Research progress on VOCs emission reduction in sintering process of iron and steel industry
At present, the industry generally believes that the coking process in the steel production process produces VOCs; the sintering process is also one of the sources of VOCs due to the use of fuel.
Which one of hydrochloric acid and sulfuric acid has strong rust removal ability?
According to the above information, it is obvious that the rust removal effect of hydrochloric acid is better, the cost is lower, and the use is safer.
Do you know how to remove the rust on the iron surface?
In addition, the steel can be alloyed to change the internal structure of the steel. For example, stainless steel is added to ordinary metals such as chromium and nickel to make stainless steel, which effectively increases the rust resistance of steel products.
Why does steel pipe get rust?
The rust structure on the steel surface is loose, and it cannot prevent the internal iron from coming into contact with oxygen, water vapor, etc., and eventually the iron is completely rusted.
US hot rolled coil price exceeded $1,000/ton
The industry generally believes that if the United States further imposes high tariffs on automobile products, hundreds of billions of Chinese goods, etc., and continues to intensify economic and trade frictions, I am afraid there will be more cases beyond the expectations of the Trump administration.
South Korea's steel plate distribution related costs rose
It is understood that there are still some unsold materials in the relevant Korean market, and the tolls of some unsold materials are charged according to the previous standard of 10,000 won/ton.
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