8.3　Bottom Steel Structure

Ⅰ　Major Items

8.3.1　Water pressure test must be carried with pipelines after the installation of water-cooled beam in shaft furnace and baffles.Water pressure test shall meet the requirement of Article 8.1.1 of this code.

8.3.2　Welding quality shall meet the requirement of Article 7.3.1 of this code.

Ⅱ　General Item

8.3.3　Allowable deviation of bottom steel structure installation shall be in accordance with those specified in Table 8.3.3.

Quantity checked:All.

Checking method:Refer to Table 8.3.3.

Table 8.3.3　Allowable deviation of bottom steel structure installation（mm）