Sunday, February 7, 2010

Galvanization






The roadway crash barrier, is a metal product that normally its not considered atractive. But wisely manipulated this material can acquire unique characteristics.

Technical aspects

Before being galvanized, steel must be first cleaned by means of abrasive blasting and pickling. The steel can then be dipped into a bath of molten zinc. Elements should be constructed as symmetrically as possible, large differences in material thickness in a single object should be avoided an thin sheet steel should be supported with cross stays.

Applications

Galvanized steel, in the form of gratings, stairs, or structural components, may be properly used on locations exposed to corrosive environment or even places where maintenance is difficult.

Colour: Grey
Glossiness: Glossy,
satin, matt
Translucence (%)
: 0 – 20 – 40 – 60 – 80 – 100
Texture: Sharp, medium
, dull
Hardness:
hard, soft, depressible
Temperature: warm, medium,
cool
Odour: Strong, moderate, none
Acoustic opacity: good, moderate, poor

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