During the welding process, the welding line energy should be strictly controlled within the line energy range of the process evaluation, especially c
Welding requirements in large air separation unit, pressurised critical welding process assessment in strict accordance with the standard, pressure eq
The temperature value obtained is less than less than 20 degrees Celsius, less than 0 degrees Celsius, the impact test temperature of the steel and we
The temperature value obtained is less than 20 degrees Celsius, the selection of materials for pressure vessels, including steel and welded joints imp
When the ratio of design pressure to maximum allowable pressure for these components is less than 0.3 at the maximum design temperature, the selection
Low temperature and low stress conditions are the shell or its pressurized components although the design temperature is lower than or equal to -20 de
Low-temperature vessels in the design and manufacture of the selected low-temperature steel must be put forward at low temperatures under the strict i
Inspection often found support hanger bending deformation or even off, some are design problems, the pipe is too far from the cold box wall, the suppo
Problems such as the unreasonable position of the hanger set and the lack of hanger are problems that exist in the design process, with particular att
There is a leakage print in the flow meter of Sister Farrand, consider connecting the form flow meter when welding. Check the sealing of the top plate
On the upper tower, the resistance instrumentation pipes on the crude argon tower are arranged along the pipeline, the instrumentation pipe lead-in po
Pipeline in the cold box box internal cross section is too long, and the bracket is not convenient to set, resulting in larger deformation, the design
