This standard specifies the size, shape, weight and allowable deviation of hot-rolled steel sheets and strips. This standard applies to single-rolled steel plates (hereinafter referred to as single-rolled steel plates), steel strips and their sheared steel plates (hereinafter referred to as continuous-rolled steel plates) and longitudinally cut steel strips with a rolling width of not less than 600mm.
GB/T 709-2006 Referenced Document
GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values*, 2008-07-16 Update
GB/T 709-2006 history
2019GB/T 709-2019 Dimension,shape,weight and tolerance for hot-rolled steel strip,plate and sheet
2006GB/T 709-2006 Dimension, shape, weight and tolerances for hot-rolled steel plates and sheets
1988GB/T 709-1988 Dimensions, shape, weight and tolerances for hot-rolled plates and sheets