Highway guardrail 1> specification: normal specification: 4318x310x82mm, available in different sizes 2> standard: jt/t 281-1995, aashto-m180, tl-sp 92 or according to clientí»s request 3> base steel: q235 according to gb 700-88 (equivalent to s235jr according to din en10025 and gr.D according to astm a283m) Q345 according to gb 700-88 (equivalent to s235jr according to din en10025 and gr.D according to astm a283m) 4> the thickness of steel: 3mm, 4mm or according to client's request 5> finish: hot dip galvanized, powder coated or painted 6> the thickness of galvanization: 70um 7> the weight of finished beam: 48.10 kg 8> certificate: iso9001:2000 We can also supply guardrail beams, posts, terminal end, spacers / blockouts, anti dazzle board, bolts, hot dip galvanized tripod, steel slats, tube and bollards. Standard exporting package