US anti-dumping preliminary draft of China's cast iron sewage pipe
On August 27, 2018, the US Department of Commerce announced an anti-dumping preliminary ruling on a cast iron sewer pipe imported from China
US anti-dumping preliminary ruling on large-diameter welded pipes in China
On August 21, 2018, the US Department of Commerce announced an anti-dumping preliminary ruling on large diameter welded pipes
Canada intends to impose import restrictions on seven types of steel
Canadian government said that in order to protect Canadian domestic steel producers from the impact of cheap imported steel products, emergency protection measures are being considered to impose quota restrictions or impose tariffs on seven types of steel.
The United States made a countervailing preliminary ruling on China Steel's wheels
On May 10, 2018, the US International Trade Commission voted to make preliminary rulings on anti-dumping and countervailing industries for steel wheels imported from China.
What is the basic task of steel making?
The basic tasks of steel making are decarburization, dephosphorization, desulfurization, deoxidation, removal of harmful gases and non-metallic inclusions, increase of temperature, and adjustment of molten steel composition.
What is calcium treatment?
Calcium treatment is to add calcium or calcium alloy to steel in different ways to improve steelmaking process, use for desulfurization, improve inclusion morphology, improve cutting performance, improve transverse mechanical properties along the rolling direction, and improve the flow properties of molten steel.
Hot Products
ASTM A312 Seamless Stainless Steel Pipe
Oil & Gas Line Pipe
ASTM A252 Piling Pipe
Oil & Gas Pipeline
