... ,5.8m. Material:Q195,Q235,10#,20#,A106,A53 Specificationsscaffolding steel tube Thickness:1.0-4.0mm Length ... ,5.8m. Material:Q195,Q235,10#,20#,A106,A53 TypeScaffolding steel tube/scaffolding tube/scaffold pipeThickness1.0-4 ... .0mmOuter diameter42mm,48mmLengthMax 16metersZinc coated300g,350g,400g/square meterStandardBS, ASTM , ASME , EN , DIN ,GB, JISMaterialQ195 , Q215 ,Q235 , Q345ApplicationPetroleum ...