This document specifies the designation method, ordering content, size, shape, weight, technical requirements, test methods, inspection rules, packaging, marks and quality certificates of low yield strength steel plates for construction. This document applies to single-rolled steel plates with a thickness not greater than 120 mm and coiled steel plates with a thickness not greater than 25.4 mm for the manufacture of building anti-seismic and shock-absorbing energy-dissipating structural components (such as energy-dissipating damping components, etc.).
GB/T 28905-2022 Referenced Document
GB/T 10561 Standard grading chart microscopic examination method for determination of non-metallic inclusion content in steel*, 2023-05-23 Update
GB/T 14977 General requirement for surface condition of hot-rolled steel plates
GB/T 17505 Steel and steel products.General technical delivery requirements
GB/T 18253-2018 Steel and steel products—Types of inspection documents
GB/T 20066 Steel and iron.Sampling and preparation of samples for the determination of chemical composition
GB/T 20123 Steel and iron - Determination of total carbon and sulfur content Infrared absorption method after combustion in an induction furnace (routine method)
GB/T 20124 Steel and iron - Determination of nitrogen content - Thermal conductimetric method after fusion in a current of inert gas (Routine method)
GB/T 20126 Unalloyed Steel - Determination of low carbon content - Part 2: Infrared absorption method after combustion in an induction furnace (With preheating)
GB/T 222 Permissible tolerances for chemical composition of steel products
GB/T 223.12 Methods for chemical analysis of iron,steel and alloy--The sodium carbonate separation-diphenyl carbazide photometric method for the determination of chromium content
GB/T 223.26 Iron,steel and alloy.Determination of molybdenum content.The thiocyanate spectrophotometric method
GB/T 223.37 Iron, steel and alloy—Determination of nitrogen content—Indophenol blue spectrophotometric method after distillation separation
GB/T 223.40 Iron, steel and alloy Determination of niobium content by the sulphochlorophenol S spectrophotometric method
GB/T 223.5 Steel and iron.Determination of acid-soluble silicon and total silicon content.Reduced molybdosilicate spectrophotometric method
GB/T 223.53 Methods for chemical analysis of iron,steel and alloy--The flame atomic absorption spectrophotometric method for the determination of copper content
GB/T 223.54 Iron, steel and alloy—Determination of nickel content—Flame atomic absorption spectrometric method
GB/T 223.59 Iron,steel and alloy.Determination of phosphorus content.Bismuth phosphomolybdate blue spectrophotometic method and antimony phosphomolybdate blue spectruophotometric method
GB/T 223.60 Methods for chemical analysis of iron, steel and alloy--The perchloric acid dehydration gravimetric method for the determination of silicon content
GB/T 223.63 Iron, steel and alloy—Determination of manganese content—Sodium (potassium) periodate spectrophotometric method
GB/T 223.64 Iron,steel and alloy.Determination of manganese content.Flame atomic absorption spectrometric method
GB/T 223.76 Methods for chemical analysis iron,steel and alloy.The flame atomic absorption spertrometric method for the determination of vanadium content
GB/T 223.78 Methods for chemical analysis of iron,steel and alloy-Curcumin spectrophotometric method for the determination of boron content
GB/T 223.84 Steel and iron.Determination of titanium content.Diantipyrylmethane spectrophotometric method
GB/T 223.85 Steel and iron.Determination of sulfur content.Infrared absorption method after combustion in an induction furnace
GB/T 223.86 Steel and iron.Determination of total carbon content.Infrared absorption method after combustion in an induction furnace
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 methods*, 2024-03-15 Update
GB/T 247 General rule of package,mark and certification for steel plates(sheets)and strips
GB/T 2970 Method for ultrasonic testing of thicker steel plates
GB/T 2975 Steel and steel products.Location and preparation of samples and test pieces for mechanical testing
GB/T 4336 Determination of multi-element content in carbon steel and medium and low alloy steel Spark discharge atomic emission spectrometry (conventional method) Amendment No. 1
GB/T 6394 Determination of estimating the average grain size of metal
GB/T 709 "Dimension,shape,weight and tolerance for hot rolled steel strip,plate and sheet"
GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values
GB/T 28905-2022 history
2022GB/T 28905-2022 Low yield strength steel plate for construction
2012GB/T 28905-2012 Low yield strength steel plates for construction