Questions and analyses of pressure vessel manufacture (part one)
- Apr 16, 2019
- Hits: 152
As the economy and technology level of China has grown rapidly, from design to manufacturing and maintenance, pressure vessels made in China have been improved and even stepped into the frontier of the...
Three kinds of failure modes of pressure vessels
- Apr 03, 2019
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The failure of the pressure vessel is a state in which the damage is accumulated to a certain extent, and the strength, rigidity or function of the pressure vessel cannot meet the requirements of use....
Pressure vessel stainless steel materials for different conditions
- Mar 22, 2019
- Hits: 237
Selection principle of austenitic stainless steel welding materials The selection principle of austenitic stainless steel welding material is to ensure that the corrosion resistance and mechanical properties...
What are the characteristics of stainless steel for pressure vessel
- Mar 18, 2019
- Hits: 536
The term "stainless steel" refers to the case that after adding a certain amount of chromium element to the steel, the steel is in a passivated state and has a property of not rusting. To achieve...
Pressure vessel inspection checklist
- Mar 14, 2019
- Hits: 3218
External inspection 1. Cracks, overheating, deformation, leakage, etc. of the body, surface, welded joints, etc. of the pressure vessel; liquid and gas leakage of seal performance checking holes. 2. Corrosion...
Nondestructive inspections for pressure vessels (part three)
- Feb 15, 2019
- Hits: 191
Application characteristics of non-destructive testing for pressure vessels Non-destructive testing should be combined with destructive testing Non-destructive testing techniques have many advantages,...
Nondestructive inspections for pressure vessels (part two)
- Feb 14, 2019
- Hits: 109
Penetration testing for pressure vessels After the surface of the component is coated with a penetrant containing a fluorescent dye or a coloring dye, the penetrant can penetrate into the surface defects...
Nondestructive inspections for pressure vessels (part one)
- Feb 13, 2019
- Hits: 137
With the development of the new age and the advancement of science and technology, higher requirements are put forward to the safety status, quality, and performance of products. Due to the superiority...
How to choose welding materials for pressure vessels (part two)
- Feb 12, 2019
- Hits: 104
Low-temperature and low-alloy welding materials When the equipment is operated below minus 20 °C, serious brittleness problems may occur. The metal structure and the composition of the alloy can be...
How to choose welding materials for pressure vessels (part one)
- Jan 21, 2019
- Hits: 87
Pressure vessels have a wide range of applications, and their manufacturing processes are relatively complicated. It is necessary to strengthen the control of related processes to ensure that the quality...
How to prevent pressure vessels from being corroded (part two)
- Jan 10, 2019
- Hits: 196
Choose an appropriate corrosion inhibitor An appropriate amount of corrosion inhibitor on the metal surface of the pressure vessel can effectively improve the corrosion level and reduce the corrosion...
How to prevent pressure vessels from being corroded (part one)
- Jan 07, 2019
- Hits: 158
A pressure vessel is a hermetic device that carries liquid or gas with a large pressure, or fluid that can form a pressure inside or is subjected to external pressure. Common malfunction of pressure...