1 Scope
This standard specifies designation, size, permissible variation and shape, technical requirement, test method, test rules, packaging, marking and quality certificate of hot rolled stainless steel plate, sheet and strip.
This standard is applicable to corrosion-resistant stainless heavy plate rolled by reversing mill (hereinafter referred to as heavy plate), corrosion resistant stainless steel wide steel strip hot-rolled by continuous mill (hereinafter referred to as wide steel strip) and its rolled cut-to-length steel plate, slittered wide steel strip, as well as corrosion-resistant stainless hot rolled narrow steel strip "hereinafter referred to as narrow steel strip" and its rolled cut-to-length steel strip.
2 Normative References
The following standards contain provisions which, through reference in this text, constitute provisions of this standard. For dated reference, subsequent amendments to (excluding correction to), or revisions of, any of these publications do not apply. However, the parties whose enter into agreement according to these specifications are encouraged to research whether the latest editions of these labels are applied or not. For undated references, the latest edition of the normative document is applicable to these specifications.
GB/T 222 Permissible tolerances for chemical composition of steel products
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 223.4 Methods for chemical analysis of iron, steel and alloy -- The volumetric method for determination of manganese content by ammonium nitrate oxidation
GB/T 223.5 Methods for chemical analysis of iron, steel and alloy -- The reduced molybdosilicate spectrophotometric method for the determination of acid-soluble silicon 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 Methods for chemical analysis of iron, steel and alloy -- The chrom azurol S photometric method for the determination of aluminium content
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 Methods for chemical analysis of iron, steel and alloy -- The ammonium persulfate oxidation volumetric method for the determination of chromium content
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 copper 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 Methods for chemical analysis of iron, steel and alloy -- The dimethylglyoxime spectrophotometric method for the determination of nickel content
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 Methods for chemical analysis of iron steel and alloy -- The thiocyanate direct photometric method for the Determination of molybderum content
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 D-denzoinoxime gravimetric method for the determination of molybdenum 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 223.40 Methods for chemical analysis of iron, steel and alloy -- The anion-exchange separation-sulphochlorophenol S photometric method for the determination of niobium content
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 223.60 Methods for chemical analysis of iron, steel and alloy -- The perchloric acid dehydration gravimetric method for the determination of silicon content
GB/T 223.61 Methods for chemical analysis of iron, steel and alloy -- The ammonium phosphomolybdate volumetric method for the determination of phosphorus content
GB/T 223.68 Methods for chemical analysis of iron, steel and alloy -- The potassium iodate titration method after combustion in the pipe furnace for the determination of sulfur content
GB/T 223.69 Methods for chemical analysis of iron, steel and alloy -- The gas volumetric method after combustion in the pipe furnace for the determination of carbon content
GB/T 228 Metallic materials -- Tensile testing at ambient temperature (GB/T 228 -2002, eqv ISO 6892: 1998)
GB/T 230.1 Metallic Rockwell hardness test— Part 1: Test method (scales A, B, C, D, E, F, G, H, K, N, T)) (GB/T 230.1—2004, ISO 6508-1: 1999, MOD)
GB/T 231.1 Metallic materials -- Brinell hardness test -- Part 1: Test method (GB/T 231.1 - 2002, eqv ISO 6506 - 1: 1999)
GB/T 232 Metallic materials -- Bend test [GB/T 232 - 1999, eqv ISO 7438: 1985 (E)]
GB/T 247 General rule of acceptance, package, mark and certification for steel plates (sheets) and strips
GB/T 709 Dimensions, shape, weight and tolerances for hot-rolled plates and sheets
GB/T 1172 Conversion of hardness and strength for ferrous metal
GB/T 2975 Steel and steel products -- Location and preparation of test pieces for mechanical testing (GB/T 2975 - 1998, eqv ISO 377: 1997)
GB/T 4334.1 Method of 10 per cent oxalic acid etch test for stainless steels
GB/T 4334.2 Method of ferric sulfate-sulfuric acid test for stainless steels
GB/T 4334.3 Method of 65 percent nitric acid test for stainless steels
GB/T 4334.5 Method of copper sulfate-sulfuric acid test for stainless steels
GB/T 4340.1 Metallic materials -- Vickers hardness test -- Part 1: Test method (GB/T 4340.1 - 1999, eqv ISO 6507 - 1: 1987)
GB/T 9971-2004 Pure iron for raw material
GB/T 10125 Corrosion tests in artificial atmospheres -- Salt spray tests (SS tests)
GB/T 11170 Method for photoelectric emission spectroscopic analysis of stainless steel
GB/T 20066 Steel and iron -- Sampling and preparation of samples for the determination of chemical composition (GB/T 20066 - 2006, ISO 14284: 1996, IDT)
GB/T 20878 Stainless and heat-resisting steels -- Designation and chemical composition
3 Term and Symbol
The following term and symbol apply this standard:
Trimmed steel strip EC
Non-trimmed steel strip EM
Higher accuracy of thickness PT
Top accuracy of thickness PC
Higher level of unevenness PF
