Highway Guardrail Roll Making Equipment Item Parameter Model YG-310 YG-506 YG-310/506 Profile 2 Waves 3 Waves 2/3 Waves Raw material Type Steel strip Thickness (mm) 2.0-3.2 3.0-.0 2.0-4.0 Yield strength (mpa) 230-300 Max. forming speed (m/min) 12 15 20 Roller materials GCr15 GCr15 D2 Transmission Chain Gear box + Cardon…