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Guardrail square column
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Guardrail square column

1. Executive standard: GB / T31439.1-2015 GB / T31439.2-2015 GB / T18226-2015

2. Scope of application: two-wave and three-wave steel guardrails for highways, urban roads and other places

3. Material of material: Q235


Main technical indicators:


Name: Column
Category: Steel Pipe, Square Pipe
D (outer diameter): 114 ± 1.14 140 ± 1.4
Square tube D (outer diameter): 130 ± 1.0
Wall thickness: 4.5 + unlimited-0.25; 6 + unlimited -0.3
Hole pitch: 100 ± 2 150 ± 2
Length: 10
Hot-dip galvanized corrugated beam  column
Product Name: square column
Average galvanized coating adhesion g / m²: 600
Minimum galvanized layer thickness μm: 85
Coating uniformity%: 25
Hot-dip galvanized polyester composite coating corrugated beam steel square column
Product Name: square column
Average galvanized coating adhesion g / m²: 275
Average zinc layer thickness μm: 39
Minimum polyester coating thickness μm: 76
5. Product specifications
Corrugated beam steel fence square column
114 column φ114 * 4.5 single coating φ114 * 4.5 composite coating
140 column φ140 * 4.5 single coating φ140 * 4.5 composite coating
130 column F130 * 6.0 single coating F130 * 6.0 composite coating


Corrugated-beam-steel-column2.jpg


Corrugated-beam-steel-column3.jpg

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