Interchangeable W & Thrie Beam Guardrail Roll Forming ...
2021-9-15u2002·u2002W beam & Thrie Beam or 3 Wave crash barriers profiles with punching details. It is known to buyers of highway guardrail roll forming machine, that 2 wave guardrails and 3 wave guardrails are the main components as the safety parts installed on the road sides of highways or expressways, and most of time two separate highway guardrail machines are required to produce 2 wave and 3 wave …
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