Description of W-beam guardrails:
W-beam guardrails are cost-effective longitudinal highway barriers designed to reduce the severity of run-off-road (ROR) collisions, prevent vehicular impact with roadside objects, and lessen the likelihood of vehicle overturning.
W-beam highway guardrails are the most common crash barrier used on Chinese highways due to their high effectiveness and inexpensive production costs.


Roll forming process for W-beam guardrail:
Two-head decoiler----11 roller straightening machine-----four pillar hydraulic punching & shearing machine----feeding mahine----12 passages forming machine----recoiler----collecting table----electrical cabinet
Technical parameters of two waves guardrail roll former:
1.Two head decoiler
Loading weight: 10T; Inner diameter: 550mm; Motor power: 7.5kw; Overall dimension: 2500*1300*2300mm;
2.Straightening machine
Roller diameter:100mm; Motor type:frequency; Number of the roller:11; Motor power:7.5kw; Overall size:1600*2300*1200mm;
3.Hydraulic punching and shearing machine
Cutting pressure:180T; Hydraulic motor power:7.5kw; Overall size:1600*1300*2000mm;
4.Feeding machine
Motor power:4kw; Overall size:3700*1800*1300mm;
5.Forming machine
Roller diameter: 80mm; Main motor power: 55kw; Overall size: 8600*3200*1400mm;
6.Collecting table
Overall size: 4500*500*730mm;
7.Main reducer model: ZQ650;
8.Forming mould material: GCr15;
9.Material of the punching head: T10; Material of shearing mould: Cr12;
10.Needed space of the production line(L*W*H): 26000*3700*2500mm;
11.Weight of full production line: 35T;
12.Total speed: 12m/s;
13.Workers required: 3 workers

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