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The principle of the waveform guardrail board system for highways:? 1. Waveform beam guardrail board is the main form of semi-rigid guardrail board, which is a type of corrugated steel guardrail board that interacts with each other
A continuous structure that is spliced and supported by columns. 2. The waveform guardrail board uses the deformation of soil foundation, pillars, and crossbeams to absorb collision energy and force out of control vehicles to change direction
Return to normal driving direction, prevent vehicles from rushing out of the road, protect vehicles and passengers, and reduce losses caused by accidents. 3. The corrugated beam guardrail board combines steel and flexibility, with waves
The shaped guardrail board has a strong ability to absorb collision energy, has good line of sight guidance function, can coordinate with the road shape, has a beautiful appearance, and can be used in small radius bends
Easy to replace damaged parts during use. Details of waveform guardrail: The width of the two waveform beam guardrail plates is 310mm, the wave height is 85mm, and the plate thickness is 3mm and 4mm; Theory
Weight: 49.16kg for 3mm thick and 65.44kg for 4mm thick; A thickness of 3mm weighs 12.3 tons per kilometer, while a thickness of 4mm weighs 16.388 tons. 2. Triple waveform beam guardrail
The specification of the board is 4320mm long, 505mm wide, 85mm high, and 4mm thick; Theoretical weight: 102kg, matched with a 130 * 130 square tube column< Br/>
2、 Column: SpecificationΦ 114.Φ The length of 140mm is generally required to be 1.85 meters, 1.95 meters, 2 meters, and 2.15 meters, with a wall thickness of 4.5mm< Br/>
Theoretical weight:Φ 114's 12.15kg/m,Φ 140mm of 15.04kg/m.
Dipped corrugated guardrails have better anti-corrosion performance, with hot-dip galvanizing first and then dipping to achieve a dual anti-corrosion effect< Br/>
Features of corrugated guardrail board: good anti-corrosion performance, anti-aging, beautiful and generous. Easy and fast installation. Introduction to Waveform Guardrails: Waveform guardrails are highway anti-collision facilities, mainly
It is to prevent out of control vehicles from rushing off the road, usually made of galvanized steel plate, and different specifications are used according to the different road grades. Product introduction: The waveform beam guardrail is
The main form of semi-rigid guardrail is a continuous structure consisting of corrugated steel guardrail panels spliced together and supported by main columns. It utilizes the deformation of soil foundation, columns, and beams
To absorb collision energy and force out of control vehicles to change direction, return to normal driving direction, prevent vehicles from rushing out of the road, protect vehicles and passengers, and reduce accidents
The losses caused. The corrugated beam guardrail combines steel and flexibility, with strong absorption of collision energy and collision prevention ability, good line of sight guidance function, and can be aligned with the road alignment
Coordinated and aesthetically pleasing in appearance, it can be used on small radius bends and is easy to replace damaged areas. Composite waveform beam guardrails can be used on narrow central dividing strips. For vehicles that exceed
For sections outside the exit (bridge) that may cause serious consequences, it is possible to choose to strengthen the waveform beam guardrail.
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&Nbsp& Nbsp& Nbsp& Nbsp; Wave beam guardrail is a composite wave plate movable steel guardrail used at the opening of the central divider of a highway. The guardrail consists of two wave steel guardrail plates and two fixed clamps placed between them
Composed of columns, two columns are fixed and clamped between two corrugated steel guardrail plates. During normal operation on highways, this guardrail can be easily inserted into the pre-set
openings using plug-in columns
The insertion and extraction holes serve as isolation and protection, while also echoing the guardrails on the outside of the highway, neat and consistent, and aesthetically matched. When the vehicle collides with it, due to the waveform steel guardrail plate
It has good collision resistance and energy absorption function, which is not easy to be destroyed, but also provides good protection for vehicles and passengers< Br style="padding: 0px; margin: 0px;"/>
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The commonly used roadside corrugated beam guardrails can be divided into five levels based on their collision resistance level: B, A, SB, SA, and SS. The highway collision guardrail is a typical cold-formed steel product.
The commonly used specifications for two wave guardrail boards are 4320mm× 310mm× 85mm× 3/4mm, column 114/140mm× 4.5mm.
The commonly used specifications for three wave guardrail boards are 4320mm× 506mm× 85mm× 3/4mm, column is 130mm× 130mm× 6mm.
Waveform beam guardrails are generally classified according to their installation location and anti-collision level. According to the setting location, it can be divided into roadside guardrails and central divider guardrails. According to the level of collision prevention, it can generally be divided into Class A and Class B< Br/>
A-grade guardrails are reinforced and suitable for use on particularly dangerous road sections, while B-grade guardrails are used on highways.
Industry standard JT/T281; 2007 "Waveform Beam Steel Guardrails for Highways" Hot Dip Galvanized Waveform Beam Steel Guardrails and Columns: Quality of Hot Dip Galvanized Anti corrosion Coating Galvanized Adhesion Quantity g/m2 Average
Galvanized adhesion plate≥ 600 column anti blocking block≥ 350 low galvanized adhesion plate≥ 425 column anti blocking block≥ 275 coating thicknessμ M average coating thickness plate≥ 85 columns
Anti blocking block; 50 lower plating thickness plate≥ 61 column anti blocking block≥ 39 hot-dip galvanizing+pure polymer
Ester electrostatic spraying dual coating waveform beam steel guardrail and column. Average coating adhesion g/m2 plate≥ Average coating thickness of 270 columnsμ M board≥ The average thickness of the 39 column plastic coating layerμ M
Board≥ 76 columns< Br/>
nine hundred and six