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Prevention of stress corrosion in LPG storage tanks
Control the content of hydrogen sulfide, Reasonable choice of materials.
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LPG storage tanks used in cold areas
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Control the content of hydrogen sulfide: strictly control the content of hydrogen sulfide, so that it is less than 10^-6. In addition, in the surface layer of the tank to do anti-corrosion layer treatment, in order to prevent hydrogen ions penetrate into the material caused by hydrogen sulfide stress corrosion.
Reasonable choice of materials: try to avoid the use of stress corrosion sensitive materials, and strive to be reasonable in the design of the structure to reduce stress concentration and accumulation of corrosive media.
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