Accessory - the Necessity of Guardrail
Accessory, is the essential part of highway guardrail, which can better ensure the safety of guardrail, includes fasteners, beam washers, post caps and trapezoid delineators.
Hexagonal bolts are used to fasten guardrails and posts as well as other highway safety components of different sizes.
Beam washers are installed between bolts and guardrail beams with good anti-corrosion.
Post caps are covered on the posts to protect it from being corroded by rainwater.
Trapezoid delineators are installed on the guardrail beams, and act as guide marks in the night.
- 8.8 grade bolts with high tensity.
- Long life service.
- Elegant appearance.
- Post cap: water proofing.
|Fasteners||(bolts & nuts)||8.8 grade: M16 × 35 mm, M16 × 45 mm, M16 × 140 mm, M16 × 170 mm, or according to client’s drawings.|
|washer||Ø35 × 4 mm|
|Beam washer||76 × 44 × 4 mm|
|Post cap||Ø114/140 × 100/150 ×4.5 mm|
|Trapezoid delineator||120 × 50 × 70 mm 127 × 70 × 76 mm|
|Surface treatment||Hot-dip galvanizing or plastic coating|
|Weight of coating (GB/T 281-2007)||Average check limit triple-spot test
|Min check limit triple-spot test
|350 g/m2(50 um)
|275 g/m2 (39 um)|
|Custom requirements are available.
Guardrail drawings are preferable.
Hexagonal bolts are used to fasten guardrail beams, which possess high intensity.
Beam washers are installed between bolts and guardrail beams, which can ensure the firm connection.
Post cap can ensure post a longer service life.
Trapezoid delineators protect road safety in the night.