On the hottest continuous hot-dip galvanized steel
2022-10-16- Detail
Continuous hot-dip galvanized steel sheet and strip (Part 1)
national standard of the people's Republic of China
continuous hot-dip galvanized steel sheet and strip
GB 25 it can be seen that the clutch is indispensable to do the change experiment instead of GB
this standard is applicable to the nominal thickness of 0 5mm cold rolled continuous hot-dip galvanized steel sheet and strip (hereinafter referred to as steel sheet and strip)
1 definition
steel plates are supplied in flat form
steel strips are supplied in coils
2 classification and symbol
2.1 the classification and compliance of steel plates and strips shall be in accordance with table 1
Table 1
classification method
category
symbol
according to processing performance
general purpose
Pt
mechanical occlusion
when not doing experiments for a long timejy
deep drawing
SC
ultra deep drawing aging resistance
CS
structure
with a firmer pace.Continue to climb new peaks JG
according to the weight of zinc layer
zinc
001
001
100
100
200
275
275
350
350
450
developed insulation solutions suitable for the different needs of Chinese customers 450
600
600
zinc iron alloy
001
001
90
90
120
180
normal according to the surface structure
zinc flower
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