Tianjin Haigang Steel Coil

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19

2021

-

11

Dew point temperatures of various sections of the continuous annealing furnace for hot-dip galvanizing


Serial number

Test point

Protective gas inlet

Cooling section

Heating and Homogenizing Section

Preheating section

1

A

< -35

< -20

< -10

< +10

2

B

< -35

< -20

< -10

< +10

3

C

< -35

< -20

< +10

< +20

4

D

< -35

< -20

< -10

< +10

5

And E

< -35

< -20

< -10

< +10

6

F

< -40

< -30

< -20

< +10

7

G

< -60

< -30

< -20

< -10

8

H

< -70

< -50

< -40

< -10

 

Galvanized strip steel