Brief introduction of highway wave guardrail
Corrugated beam barrier is the main form of semi-steel guardrail, which is a continuous structure composed of corrugated steel guardrail panels and supported by main columns. It uses the deformation...
hot rolled coils and bloodless rolled coils
The forming rolls are especially hot rolled coils and bloodless rolled coils. hot rolled coil is a processed product earlier than re-crystallization of the billet. bloodless rolled coil is the...