搪玻璃反應罐

Enamel reactor run to a certain fixed number of year, one of the following should be scrapped:

?(1) when the water pressure test, the equipment has obvious deformation and residual deformation over specified value;

?(2) enamel reaction kettle wall thickness uniform corrosion equipment, exceed the minimum value of the design;

?(3) because of the alkali fragile or intergranular corrosion is serious, equipment ontology cannot repair or weld crack;

?(4) the wall thickness of enamel reactor due to local corrosion, less than the minimum value of design rules, and the corrosion area is greater than 20% of the total area.?

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