Steel Plate/Flat Size- 8X170X4700 Mm As Per Is:3885, Part-2, Grade-5, Hardness:-190 To 24 5 Bhn With Annealed Condition (Material Specs. As Per Rdso Drawing No. Rdso/Cg/Drg/24034, Alt-2). [ W Arranty Period: 30 Months After The Date Of Delivery ] ]