... plate.Catalog No.Steel typeDimension(mm)GradeStandard1Carbon structural steelsH:5-350W:900-4800I:3000-25000Q235,Q275GB/T700-20062Quality carbon ... ,Z35GB712-2000API GB53136Steel plates for boilers and pressure vesselsH:5-300W:900-4800I:3000-25000Q245R,Q345R,Q370R,18MnMonbR,13MnNiMoR, ... ,Q620,Q690,Q890,Q800,Q960GB/T16270-200912Wear-resistant steel H:5-150W:900-4800I:3000-2500020MnTiB,N,360,NM400 Bailey ...