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hualian

Hualian Steel Structure

Hualian Steel Structure

China National Standards of hot dip galvanized steel gratings

1. Galvanized steel grating feature:

1) High strength and light structure

2) Powerful anti-corrosion, durable and long working life

3) Beautiful appearance, bright surface

4) No dirt-rain-snow deposit, automatic cleaning, easy maintenance.

5) Good ventilation, day-lighting, heat-dispersing, resistant to sliding and explosion

6) Easy installation

2. China National Standard Specification for Zinc (Hot-Dip Galvanized) Coatings on Iron and Steel Products.

GB/T 13912-2002

Artical and its thinckness (mm)

Local coating thinckness(um) mean coating thinkness (um)

Steel ≥6 

70 85

3≤Steel<6

55 70

1.5≤Steel<3

45 55

Steel<1.5

35 45

Castings≥6 

70 80
Castings<6 60

70

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