1.Steel Scaffolding Walking Board 2.Material:Q195-Q235 3.Surface treat: ... ,225,240,250,420 Product detail:1.Steel Scaffolding Walking Board2.Material:Q195-Q2353.Surface treat:hot-dipped galvanised4. ... 210-018210451.14.0 Normaltrapezoid support12.88How to extend scaffolding walking Board1.Have a 'competent person' assess and document the ... -enforcement to the boards at all. Steel Scaffolding Walking Board