1. Scope
This Standard specifies grades, dimensions, tolerance and shape, technical requirements, test methods, test rules, packaging, marking and product quality certificate of heat-resisting steel plate, sheet and strip.
This Standard is applicable to hot-rolled and cold-rolled heat-resisting steel plate, sheet and 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 (excluding content of corrigenda) to, or revisions of, any of these publications do not apply. However, Parties to agreements based on this Code are encouraged to investigate the possibility of applying the most recent editions of the standards indicated below. For undated references, the latest edition of the normative document referred to applies.
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