USA standard/AASHTO M180 guardrail
USA standard/AASHTO M180 guardrail
USA standard/AASHTO M180 series highway guardrails are manufactured
features of high durability and maximum strength to meet all requirements i
AASHTO M180-12 specification.
W beam effective length |
3810/3000mm*310mm*83mm or customized |
Thrie beam effective length |
3810/3000mm*510mm*83mm or customized |
Material |
Q355, S355JR, A572 Gr. 50 |
Base metal nominal thickness |
2.67mm (A), 3.43mm (B) or customized |
Surface Treatment |
Hot dip galvanized as per ASTM A653 |
Zinc coating thickness |
Type I: 550g/㎡,Type II: 1100g/㎡ |
H post |
W6*9, H13.5kg/m* L |
U post |
U178*76*6mm* L, U150*75*5mm* L |
Standards |
AASHTO M180, ASTM A653 |