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Guardrail Column





Beams for Corrugated Beam Steel Guardrail


Carried Standards: GB/T31439.1-2015, GB/T31439.2-2015, GB/T18226-2015

Application: W-corrugated and thrie-beam guardrail for used on highways, urban roads and other premises

Material: Q235

Technical specifications:

Unit: mm

Product Name

Type

Nominal Size and Allowable Deviation

O.D. (Outer Diameter)

T (Thickness)

H1 (distance between connecting holes)

L (Length)

Beam

Steel Pipes

114±1.14

4.5+Not Limited

????-0.25

100±2

150±2

+10

0

140±1.4

Square Pipe

130±1.0

6+Not Limited

-0.3

__


Beams for Hot Dip Galvanized Corrugated Steel Guardrail

Product Name

Average adhesion of galvanized coating, g/

Average galvanization coating thickness, μm

Coating Uniformity, %

Beam

600

85

25


Hot dip galvanized beams with composite polyester coating for corrugated beam road guardrail

Product Name

Average adhesion of galvanized coating, g/

Average galvanization coating thickness, μm

Minimum allowable thickness of polyester coating, μm

Beam

275

39

76


Specifications:

Beams for Corrugated Beam Steel Guardrail

114 Beam

Φ114*4.5, single coating

Φ114*4.5, composite coating

140 Beam

Φ140*4.5, single coating

Φ140*4.5, composite coating

130 square beam

F130*6.0, single coating

F130*6.0, composite coating



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