Криогендик суюктуктарды сактоочу резервуарды текшерүү тышкы текшерүү, ички текшерүү жана көп тараптуу текшерүү болуп бөлүнөт. Криогендик резервуарларды мезгил-мезгили менен текшерүү резервуарларды пайдалануунун техникалык шарттарына ылайык аныкталат.
1). Whether there is corrosive wear on the inner surface and the manhole connection storage tank, and whether there are cracks in the welding seam, the transition area of the head or other places where the stress is concentrated;
3). When the inner wall of the tank has defects such as decarburization, stress corrosion, intergranular corrosion and fatigue cracks, metallographic inspection and surface hardness measurement shall be carried out, and an inspection report shall be submitted.
1). Check whether the anti-corrosion layer, insulation layer and equipment nameplate of the storage tank are intact, and whether the safety accessories and control devices are complete, sensitive and reliable;
3). Whether the welding seam of the connecting pipe and the pressure components are leaking, whether the fastening bolts are intact, whether the foundation is sinking, tilting or other abnormal conditions.
1). Perform a non-damage inspection on the main weld or shell, and the length of the spot check shall be 20% of the total length of the weld;