This standard specifies order contents, dimension, shape and weight, technical requirements, test methods and inspection rules as well as packaging, marking and certification of hot-rolled plates, sheets and strips of carbon structural steels and high strength low alloy structural steels.
This standard is applicable to hot-rolled plates, sheets and strips of carbon structural steels and high strength low alloy structural steels with the thickness no greater than 400 mm (hereinafter referred to as steel plates, sheets and strips).
2 Normative References
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 222 Permissible Tolerances for Chemical Composition of Steel Products
GB/T 228.1 Metallic Materials - Tensile Testing - Part 1: Method of Test at Room Temperature
GB/T 229 Metallic Materials - Charpy Pendulum Impact Test Method
GB/T 232 Metallic Materials - Bend Test
GB/T 247 General Rule of Package, Mark and Certification for Steel Plates (Sheets) and Strips
GB/T 700 Carbon Structural Steels
GB/T 709 Dimensions, Shape, Weight and Tolerances for Hot-rolled Plates and Sheets
GB/T 1591 High Strength Low Alloy Structural Steels
GB/T 2975 Steel and Steel Products - Location and Preparation of Test Pieces for Mechanical Testing
GB/T 8170 Rules of Rounding Off for Numerical Values & Expression and Judgement of Limiting Values
GB/T 14977 General Requirement of Surface Finish for Hot Rolled Steel Plates
GB/T 17505 Steel and Steel Products - General Technical Delivery Requirements
GB/T 20066 Steel and Iron - Sampling and Preparation of Samples for the Determination of Chemical Composition
