GB 712-2011
Ship and ocean engineering structural steel (English Version)
- Standard No.
- GB 712-2011
- Language
- Chinese, Available in English version
- Release Date
- 2011
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Status
- 2023-05
- Replace By
- GB/T 712-2022
- Latest
- GB/T 712-2022
- Replace
- GB 712-2000
- Scope
- This standard specifies the classification and designation, order content, size, shape, weight and allowable deviation, requirements, inspection and test, packaging, marking and quality certificate of structural steel for marine engineering. This standard is applicable to the manufacture of steel plates with a thickness not greater than 150 mm, steel strips with a thickness not greater than 25.4 mm, shear plates and steel shapes with a thickness or diameter not greater than 50 mm for ships, fishing vessels and marine engineering structures used in oceangoing, coastal and inland navigation areas. (hereinafter referred to as steel).
GB 712-2011 Referenced Document
- GB/T 2101 General requirment of acceptance, packaging, marking and certification for section steel*， 2017-07-31 Update
- 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 223.14 Methods for chemical analysis of iron,steel and alloy The N-benzoy-N-phenylhydroxylamine extraction photometric method for the determination of vanadium 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 223.19 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
- 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
- GB/T 223.37 Iron, steel and alloy—Determination of nitrogen content—Indophenol blue spectrophotometric method after distillation separation*， 2020-06-02 Update
- 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 223.62 Methods for chemical analysis of iron, steel and alloy--The butyl acetate extraction photometric method for the determination of phosphorus content
- GB/T 223.63 Iron, steel and alloy—Determination of manganese content—Sodium (potassium) periodate spectrophotometric method*， 2022-07-11 Update
- GB/T 223.67 Iron,steel and alloy.Determination of sulfur content.Methylene blue spectrophotometric method
- GB/T 223.69 Iron,steel and alloy.Determination of carbon contents.Gas-volumetric method after combustion in the pipe furnace
- GB/T 223.9 Iron,steel and alloy.Determination of aluminium content.Chrome azurol S photometric method
- GB/T 228.1 Metallic materials—Tensile testing—Part 1: Method of test at room temperature*， 2021-12-31 Update
- GB/T 229 Metallic materials—Charpy pendulum impact test method*， 2020-09-29 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*， 2016-02-24 Update
- GB/T 2975 Steel and steel products.Location and preparation of samples and test pieces for mechanical testing*， 2018-05-14 Update
- GB/T 709 "Dimension,shape,weight and tolerance for hot rolled steel strip,plate and sheet"*， 2019-03-25 Update
GB 712-2011 history
- 2022 GB/T 712-2022 Structural steel for ship and ocean engineering
- 2011 GB 712-2011 Ship and ocean engineering structural steel
- 1988 GB 712-1988 Structural steel for hull