Page 3 of News: Company, Products, Events, Industry

3. The research on the failure 3.1 Design All stainless steel pipes and pipe fittings of this device are ordered according to the "Comprehensive Material Lists" of the detailed engineering design of the design institute, and the material is 0Cr18Ni10Ti. Comply with design specifications "General...

Leakages of Hydrogen Pipelines Hydrogen, being the most abundant element in the universe, has gained significant attention as a potential alternative energy source. Its use as a clean and efficient fuel has led to the development of hydrogen pipelines for its transportation. However, these pipelines...

High-pressure large-diameter pipe fittings play a crucial role in various industries, ensuring the safe and efficient transport of fluids and gases. These pipe fittings are designed to withstand high pressures, making them essential for applications such as oil and gas pipelines, chemical processing...

3. Cause analysis (1) According to the design and drawing requirements, the generator fire ring pipe and joints are made from stainless steel. However, the internal structure and composition of the ring pipe joints have changed in the manufacturing process, making them magnetic. When the unit is running,...

Abstract: The fire protection system of a hydropower station mainly consists of a gas fire extinguishing system, a water spray fire extinguishing system, and a fire monitoring and alarm system. The fire protection system of a hydropower station plays a very important role in ensuring the safe and stable...

3. Research on the failure 3.1 Design aspects All stainless steel pipes and pipe fittings of this device are ordered according to the detailed engineering design "Comprehensive Material Lists" of the design institute, and the material is 0Cr18Ni10Ti. Conform to design specifications "Design...

Summary In refining and chemical enterprises, with the development of enterprises and market demand, the national and international requirements for gasoline and other product standards continue to increase, and the number of hydrogenation units continues to increase; the demand for hydrogen continues...

4.1 The Analysis of test results Through visual inspection, hardness inspection, composition and metallographic inspection, it is shown that the current performance of the material is consistent with its service time. Compared with the test results in 2006, the overall hardness value dropped significantly,...

Abstract: The cracking process of the welding seam of the reducer on the ultra-high pressure steam pipeline of the 220 kt/a ethylene plant of PetroChina Dushanzi Petrochemical Company was explained. Tests and other methods are used to find the cause of the cracking at the welding seam of the reducer...

From cracks of the reducer of the cold high-resolution bottom sewage pipeline of the cracked hydrogenation unit, it can be judged that the cracks belong to stress corrosion cracking caused by H2S.   The conditions for cracking are as follows: Hydrogen environment  There is a critical hydrogen...