The roller type rotating guardrails mainly works by reducing the spacing between the guardrail columns to the optimal spacing and the free rotation of the rotating barrel(EVA and polyethylene blend) installed on the guardrail column. Character: A.Increase the bearing capacity of guardrail which strengthen the bearing capacity of guardrails.B.correct the driving direction of the vehicles in the traffic accidents.
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roller guardrail
parameter
unit:(mm)
|
Name
|
Specification
|
Length(mm)
|
interval 1000
quantity
|
Material
|
Column
|
Φ140*4.5
|
2160
|
101
|
Q235
|
Heterosexual crossbeam
|
115*82*3
|
6000
|
68
|
Q235
|
Guardrail connecting
|
105*70*3
|
500
|
64
|
Q235
|
frame
|
125*95*3
|
Transfer according to actual situation
|
buckle
|
50*50*3
|
|
404
|
Q235
|
Rotating barrel
|
Φ350*238
|
|
202
|
High elasticity EVApolyurethane
|
Swivel washer
|
Φ220*5
|
|
202
|
PE
|
Column cap
|
140*10*3
|
|
101
|
Q235
|
Bolt
|
M18*240
|
|
101
|
45#
|
M18*70
|
|
202
|
45#
|
M18*150
|
|
272
|
45#
|