This standard specifies the designation, size, allowable deviation and shape, technical requirements, test methods, inspection rules, packaging, marks and product quality certificates of heat-resistant steel plates and strips. This standard applies to hot-rolled and cold-rolled heat-resistant steel sheets and strips.
GB/T 4238-2007 Referenced Document
GB/T 222 Permissible tolerances for chemical composition of steel products
GB/T 223.10 Methods for chemical analysis of iron,steel and alloy The cupferron separation-chrome azurol S photometric method for the determination of aluminium content
GB/T 223.11 Determination of chromium content in iron, steel and alloy by visual titration or potentiometric titration*, 2009-05-01 Update
GB/T 223.16 Methods for chemical analysis of iron,steel and alloy--The chromotropic acid photometric method for the determination of titanium content
GB/T 223.18 Methods for chemical analysis of iron steel and alloy.The sodium thiosulfate separation iodimetric method for the determination of cupper content
GB/T 223.19 Methods for chemical analysis of iron,steel and alloy--The neocuproine-chloroform extraction photometric method for the determination of copper content
GB/T 223.23 Iron,,steel and alloy.Determination of nickel content.The dimethylglyoxime spectrophotometric method*, 2008-05-13 Update
GB/T 223.24 Methods for chemical analysis of iron, steel and alloy.The extraction seperation--The dimethylglyoxime spectrophotometric method for the determination of nickel content
GB/T 223.25 Methods for chemical analysis of iron, steel and alloy.The dimethylglyoxime gravimetric method for the determination of nickel content
GB/T 223.26 Iron,steel and alloy.Determination of molybdenum content.The thiocyanate spectrophotometric method*, 2008-05-13 Update
GB/T 223.27 Methods for chemical analysis of iron, steel and alloy.The thiocyanate-butyl acetate extraction spectrophotometric method for the determination of molybdenum content
GB/T 223.28 Methods for chemical analysis of iron,steel and alloy--The α-benzoinoxime gravimetric method for the determination of molybdenum content
GB/T 223.3 Methods for chemical analysis of iron, steel and alloy--The diantipyrylmethane phosphomolybdate gravimetric method for the determination of phosphorus content
GB/T 223.36 Methods for chemical analysis of iron, steel and alloy. The neutral titration method for the determinaion of nitrogen content after distillation separation
GB/T 223.4 Alloyed steel.Determination of manganese content.Potentiometric or visual titration method*, 2008-05-30 Update
GB/T 223.40 Iron, steel and alloy Determination of niobium content by the sulphochlorophenol S spectrophotometric method
GB/T 223.43 Iron,steel and alloy.Determination of tungsten content.Gravimetric method and spectrophotometric method*, 2008-05-13 Update
GB/T 223.5 Steel and iron.Determination of acid-soluble silicon and total silicon content.Reduced molybdosilicate spectrophotometric method*, 2008-08-19 Update
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 223.58 Methods for chemical analysis of iron,steel and alloy--The sodium arsenite-sodium nitrite titrimetric method for the determination of manganese content
GB/T 223.8 Methods for chemical analysis of iron,steel and alloy The sodium fluoride separation-EDTA titration method for the determination of aluminium content
GB/T 223.9 Iron,steel and alloy.Determination of aluminium content.Chrome azurol S photometric method*, 2008-05-13 Update
GB/T 4238-2007 history
2015GB/T 4238-2015 Heat-resisting steel plate,sheet and strip
2007GB/T 4238-2007 Heat-resisting steel plate, sheet and strip
1992GB/T 4238-1992 Heat-resisting steel sheets and plates
1991GB/T 4239-1991 Cold rolled stainless steel and heatresisting steel strips
1981GB 2598-1981 Cold rolled stainless and heat-resistant steel strips
GB/T 4238-2007 Heat-resisting steel plate, sheet and strip has been changed from GB/T 4239-1991 Cold rolled stainless steel and heatresisting steel strips.