When re-inspect the steel plates you need know

Steel plates used in the manufacture of gas storage tanks of the third category must be reinspected, and what should be included in the re-inspection contents.

Re-inspection at least include:

1. One by one inspection of steel surface quality and material signs

2. According to the furnace re-examination of the chemical composition of the plate

3. By re-examination of the mechanical properties of steel, cold bending performance;

4. Carbon steel and low-alloy steel plates for the manufacture of pressure vessel casings are required to be ultrasonically inspected.

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