... rolled steel coil Q235These are specificationes as below: NameHot rolled steel sheetMaterialQ235, Q345, SS400, A36, S235JR, S355JR, S45C, S50C, A572ST37, ST37-2, ST52 Q195 and ... , enginrering construction,mechanical manufacturing,pavement slab, regular useProperties APPLICATION:API SPEC 5L For the purpose of transportation of gas,water,oill in ...