A guide of materials for cryogenic pressure vessels (part three)
- May 05, 2019
- Hits: 194
6. Cold deformation The cold deformation reduces the toughness of the steel, and the strain aging deteriorates the low-temperature toughness, and the brittle transition temperature increases. Therefore,...
A guide of materials for cryogenic pressure vessels (part two)
- Apr 29, 2019
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2. Chemical composition For steels used for cryogenic pressure vessels, increasing the carbon content will increase the brittleness of the material and the brittle transition temperature. Therefore,...
A guide of materials for cryogenic pressure vessels (part one)
- Apr 25, 2019
- Hits: 327
The design of cryogenic pressure vessels is focused on material selection and, correspondingly, certain restrictions on manufacturing and construction. The steel used for the pressure components of the...
Questions and analyses of pressure vessel manufacture (part two)
- Apr 18, 2019
- Hits: 148
2. Deformation problem The deformation of the pressure vessel seriously affects the rigor and reliability of the use, which in turn affects the safety of the pressure vessel during operation. The manufacturing...
Questions and analyses of pressure vessel manufacture (part one)
- Apr 16, 2019
- Hits: 143
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: 223
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: 525
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
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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: 188
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: 106
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: 135
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...