These plates and wide flats are rolled on reversing mills. They have nominal thicknesses equal to or less than 150 mm. ISO 7788 specifies requirements, repair procedures, and in annex A definitions of products and discontinuities.
ISO 7788:1985 history
2021ISO 7788:2021 Steel - Surface finish of hot-rolled plates and wide flats - Delivery requirements
1985ISO 7788:1985 Steel; Surface finish of hot-rolled plates and wide flats; Delivery requirements