Tianjin Haigang Steel Coil

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26

2021

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11

Main applications of hot-dip galvanized color-coated steel sheets


Types of Color-Coated Steel Sheets

Applicable thickness /mm

Hot-dip galvanized original sheet

Use

Mark

Zinc coating weight

Performance Level

Roof Board

R

0.35–1.00

Z25

Occlusal level

( FH 、 CQ )

1.00–1.60

Z27

Wall panel

A

0.27–0.50

Z18、Z27

0.50–1.00

Z22、Z27

1.00–1.60

Z27

Building tile ridge board

W

0.27–0.50

Z18、Z27

Semi-annealing ( FH )

0.50–1.00

Z22、Z27

Building materials

C

0.27–0.50

Z18、Z27

Occlusal level

( FH 、 CQ )

0.50–1.00

Z22、Z27

1.00–1.60

Z27

Household appliances

D

0.40–0.50

Z80

Stamping grade

( CQ 、 DQ )

0.50–1.00

Z12

Building structural components

S

0.40–0.50

Z18

Structural level ( JG )

0.50–1.00

Z22、Z27

1.00–1.60

Z27

Corrugated roofing sheets

H

0.19–0.27

Z12

Semi-annealing ( FH )

Galvanized strip steel, aluminum-zinc-silicon coated sheet