FAQ
After the rust corrosion phenomenon of guardrail material, how should it be operated and maintained
2021-06-04
First of all, the specific size of the rusty highway guardrail was recorded, and the specific toughness was tested on the fence by hammering hammer. If a large area of paint or corrosion occurred, it proved that the highway guardrail here had been serious...
The development trend of traffic guardrail
2021-05-28
"Smart" : the design of the traffic guardrail should be scientific, the shape of the structure is simple and clear, and it is easy to maintain; "Beauty" : the appearance of the traffic guardrail should be beautiful and generous, and complement each oth...
What is the material of corrugated guardrail board
2021-05-21
Guardrail plate manufacturer Q235 strip steel after surface rust removal, pickling and other chemical processes, and then hot dip galvanizing to achieve the effect of anti-corrosion and beautiful. ...
How about the performance of highway guardrail to absorb vehicle impact?
2021-05-14
The guardrail plate is semi-steel, when a group of a group of guardrail plate connected...
How to control the quality of guardrail raw materials
2021-05-07
Relevant personnel can visit the supplier's manufacturer before purchasing to confirm the effectiveness of its production equipment capacity, technological level and quality assurance system; In the supply process, can be irregular inspection, in order to...
The process of installing the guardrail should be adjusted as a whole continuously
2021-04-30
Surface treatment process of guardrail board: automatic electrostatic powder spraying (that is, plastic spraying) or painting. The raw materials used in the surface treatment of the outdoor anti-collision guardrail are waterproof materials. Made of anti-c...
How to protect guardrail in winter
2021-04-27
Corrosion protection for the guardrail is also very important in winter. Due to the low temperature and bad weather in winter, the surface of the guardrail fell off for a long time. Long time without repair and maintenance of damaged parts will affect the...
How to improve the anti-corrosion effect of highway guardrail
2021-04-26
First of all, the specific size of the rusty highway waveform guardrail was recorded, and the specific toughness was tested on the fence by hammering hammer. If a large area of paint or corrosion occurred, it proved that the highway guardrail here had bee...
The development trend of road traffic guardrail
2021-04-25
"Safety": The traffic guardrail should have a warning function to remind the driver to pay attention to the surrounding environment, and at the same time to remind pedestrians to prevent pedestrians from crossing over, and play a positive role in preven...
Introduction of guardrail parts
2021-04-23
Guardrail posts can be divided into galvanized posts, dipped posts, flange posts, ordinary posts, etc. There are many diameters of the columns, and the appropriate diameter and thickness can be selected according to the engineering requirements. The guar...
Simple maintenance after the highway guardrail is scratched
2021-04-22
Generally, the anti-corrosion layer of the fence board after being cut is damaged, so we need to protect the anti-corrosion layer. At present, the simplest and most direct method is to brush with silver powder. This method is simple to operate, but the se...
The function of high-speed guardrail and its design conditions
2021-04-21
Highway guardrail guardrails are generally divided into flexible guardrails, semi-rigid guardrails and rigid guardrails. Flexible guardrails generally refer to cable guardrails, rigid guardrails generally refer to cement concrete guardrails, and semi-rig...
Calculation of the length of the corrugated beam guardrail board, the theoretical weight of the guardrail board and meters
2021-04-20
The thickness of the two-wave guardrail plate steel plate is divided into 3 mm and 4 mm. The 3 mm thick guardrail board weighs 12.3 tons per kilometer, and the length of the guardrail board is 4.32 meters. When installing, it needs to be spliced ??at both...
Installation performance test of hot-dip galvanized guardrail
2021-04-19
Try to use zinc foil at the overlap. Electrolysis of zinc can slow down corrosion. Using thicker parts can extend the service life, but maintenance should still include inspection of parts and joints. The joints will also be damaged by the cross-sectional...
The reason why wave protection guardrail must be installed on highway
2021-04-16
The wave guardrail is installed in the middle of the road. When the vehicle is out of control, it can effectively prevent the out-of-control vehicle from running to the opposite lane and causing a secondary collision. ...
