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1、ICS 77.140.75H 48National Standard of the People’s Republic of ChinaGB/T 14976-2012Substitution of GB/T 14976-2002Seamless Stainless Steel Pipes for Fluid TransportIssued on May 11th, 2012
2、 Executed on Feb. 1st, 2013-9-23Issued by General Administration of Quality Supervision, Inspection and Quarantine of the People’s Republic of Chinaand Standardization Administration of the People’s Republi
3、c of ChinaGB/T 14976-2012Seamless Stainless Steel Pipes for Fluid Transport1. Scope This standard specifies category, symbol, order content, dimension, shape, weight, technical requirements, test method, inspection rules
4、, packing, signs and quality certificate of seamless stainless steel pipes for fluid transport. This standard is applicable for seamless stainless steel pipes (hereinafter referred to as steel pipe) for fluid transport.
5、2. Normative ReferenceThe following files are necessary for application of this file. For all quoted files noted with date, only versions of noted date are applicable for this file. For all quoted files without noted dat
6、e, their latest versions shall be appropriate to this file. GB/T 222 Permissible deviations for chemical composition of steel products GB/T 223.9 Iron, steel and alloy – Determination of aluminum content - Chrome azurol
7、S photometric method GB/T 223.11 Iron, steel and alloy – Determination of chromium content - Visual titration or potentiometric titration methodGB/T 223.16 Methods for chemical analysis of iron, steel and alloy - The ch
8、romotropic acid photometric method for the determination of titanium contentGB/T 223.18 Methods for chemical analysis of iron, steel and alloy - The sodium thiosulfate separation iodimetric method for the determination o
9、f copper contentGB/T 223.25 Methods for chemical analysis of iron, steel and alloy - The dimethylglyoxime gravimetric method for the determination of nickel contentGB/T 223.28 Methods for chemical analysis of iron, stee
10、l and alloy - The D-denzoinoxime gravimetric method for the determination of molybdenum contentGB/T 223.36 Methods for chemical analysis of iron, steel and alloy - The neutral titration method for the determination of ni
11、trogen content after distillation separationGB/T 223.40 Iron, steel and alloy - Detetmination of niobium content - The sulphochlorophenol S spectrophotometric methodGB/T 223.60 Methods for chemical analysis of iron, stee
12、l and alloy - The perchloric acid dehydration gravimetric method for the determination of silicon contentGB/T 223.62 Methods for chemical analysis of iron, steel and alloy - The butyl acetate extraction photometric metho
13、d for the determination of phosphorus contentGB/T 223.63 Methods for chemical analysis of iron, steel and alloy - The sodium (potassium) periodate photometric method for the determination of manganese contentGB/T 223.68
14、 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 contentGB/T 223.69 Iron, steel and alloy - Determinatio
15、n of carbon contents - Gas-volumetric method after combustion in the pipe furnaceGB/T 228.1 Metallic materials - Tensile testing - Part 1: Method of test at room temperature GB/T 241 Metal materials – Tube - Hydrostatic
16、pressure test GB/T 242 Metal materials – Tube - Drift-expending test GB/T 246 Metal materials – Tube - Flattening test GB/T 2012 Acceptance, packing, symbols and quality certificate of pipes GB/T 2975 Steel and steel pro
17、ducts Location and preparation of test pieces for mechanical testing GB/T 4334-2008 Corrosion of metals and alloys - Test methods for intergranular corrosion of stainless steels GB/T 5777-2008 Seamless steel pipe and tub
18、ing methods for ultrasonic testing GB/T 7735-2004 Steel tubes - The inspection method on eddy current test GB/T 11170 Stainless steel - Determination of multi-element contents - Spark discharge atomic emission spectromet
19、ric method (routine method)GB/T 17395 Dimensions, shapes, masses and deviations of seamless steel tubes GB/T 20066 Steel and iron - Sampling and preparation of samples for the determination of chemical composition GB/T 2
20、0123 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 - T
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