Liao Tong Chemical: Domestic new petrochemical giant

Petrochemical is a highly cyclical industry. Similar to the macroeconomic cycle, it experiences a cyclical change from low to high every 8 to 10 years. The profitability of products is almost the same as the cyclical fluctuations in the industry, while the non-synchronous growth of supply and .......

March 5 Taiyuan Steel Market Price Quotes

Product name Specification Material Steel/Production price (yuan/ton) Yesterday Last week than last month General line Φ6.5mm Q235 Changzhi Steel 4950 0 200 650 General Line Φ8mm Q235 Changzhi Steel 4950 0 200 650 High Line Φ6.5mm Q235 Sea Xin 5000 -20 270 650 High Line Φ6.5mm Q23.......

March 5 Shanghai Steel Market Price Quotes

The product name specification material steel factory/origin price (yuan/ton) is higher than yesterday's last week than the previous month General line Φ6.5mm Q235 Handan Steel 5010 0 210 730 Common Line Φ6.5mm Q235 Jiu Steel 5010 0 210 730 High Line Φ6.5mm Q235 Pinggang 5080 0 .......

Yima Science Utilization of Resources Shows Results

In recent years, Yima City, Henan Province has successfully emerged a new path of “relying on resources, exceeding resources, and protecting resources” and gradually formed the “coal-gas-chemical raw materials-chemical products” industrial chain, maximizing the utilizat.......

Salt Chemical Industry Development to Cluster

In recent years, Jiangsu Huaiyin District has continuously strengthened the advantages of salt chemical industrial clusters and brought together natural resources, human resources, scientific and technological resources, and industrial resources to truly translate the advantages of mineral res.......

Stop valve works

For example, suppose a water tank with a lid, water from the bottom of the cylinder into the cylinder from the mouth, the cylinder head is equivalent to the closure of the valve.If the hand lift up the cylinder head, it is equivalent to the working principle of the globe valve. The main standar.......