GB/T 14996-2010 Cold-rolled heat-resisting superalloy sheets

GB/T 14996-1994

GB/T 14996-2025 Wrought superalloy—Cold-rolled sheets and strips

GB/T 223.71-1997 Methods for chemical analysis of iron,steel and alloy—The gravimetric method after combustion in the pipe furnace for the determination of carbon content GB/T 223.72-1991 Methods for chemical analysis of iron, steel and alloy—The alumina chromatographic separation-barium sulfate gravimetric method for the determination of sulphur content GB/T 223.72-2008 Iron,steel and alloy—Determination of sulfur content—Gravimetric method GB/T 223.73-1991 Methods for chemical analysis of iron, steel and alloy—The titanium trichloride-potassium dichromate volumetric method for the determination of iron content GB/T 223.73-2008 Iron,steel and alloy—Determination of iron contents—Titanium trichloride-potassium dichromate titration method GB/T 223.74-1997 Methods for chemical analysis of iron,steel and alloy—The combustion gravimetric/gas-volumetric method for the determination of combined carbon content GB/T 223.75-1991 Methods for chemical analysis of iron, steel and alloy—The methanol distillation-curcumin photometric method for the determination of boron content GB/T 223.75-2008 Iron,steel and alloy—Determination of boron content—Methanol distillation-curcumin photometric method GB/T 223.76-1994 Methods for chemical analysis iron, steel and alloy—The flame atomic absorption spectrometric method for the determination of vanadium content GB/T 228.1-2010 Metallic materials—Tensile testing—Part 1:Method of test at room temperature GB/T 228.1-2021 Metallic materials—Tensile testing—Part 1:Method of test at room temperature GB/T 232-1999 Metallic materials—Bend test GB/T 232-2010 Metallic materials—Bend test GB/T 232-2024 Metallic materials—Bend testing method GB/T 247-1997 General rule of acceptance, package, mark and certification for steel plates(sheets) and strips GB/T 247-2008 General rule of package,mark and certification for steel plates(sheets)and strips GB/T 247-2025 General rules of package, mark and certification for steel plate, sheet and strip GB/T 2039-1997 Metallic materials—Creep and stress-rupture test in tension GB/T 2039-2012 Metallic materials—Uniaxial creep testing method in tension GB/T 2039-2024 Metallic materials—Uniaxial creep testing method in tension GB/T 4338-1995 Metallic materials—Tensile testing at elevated temperature GB/T 4338-2006 Metallic materials—Tensile testing at elevated temperature GB/T 4340.1-1999 Metallic materials—Vickers hardness test—Part 1:Test method GB/T 4340.1-2009 Metallic materials—Vickers hardness test—Part 1:Test method GB/T 4340.1-2024 Metallic materials—Vickers hardness test—Part 1:Test method GB/T 6394-2002 Metal-methods for estimating the average grain size GB/T 6394-2017 Determination of estimating the average grain size of metal GB/T 14999.2-2012 Test methods for superalloys—Part 2:Verification of transverse macro-structures and defect by etch GB/T 14999.2-2025 Test methods for superalloys—Part 2:Microstructure GB/T 20066-2006 Steel and iron—Sampling and preparation of samples for the determination of chemical composition GB/T 20123-2006 Steel and iron—Determination of total carbon and sulfur content Infrared absorption method after combustion in an induction furnace (routine method) GB/T 20127.1-2006 Steel and alloy—Determination of trace element contents—Part 1:Determination of silver content by graphite furnace atomic absorption spectrometric method GB/T 20127.3-2006 Steel and alloy—Determination of trace element contents—Part 3:Determination of calcium, magnesium, barium content by inductively coupled plasma atomic emission spectrometric method GB/T 20127.3-2026 Steel and alloy—Determination of trace element contents—Part 3:Determination of scandium and barium content by inductively coupled plasma atomic emission spectrometric method GB/T 20127.7-2006 Steel and alloy—Determination of trace element contents—Part 7:Determination of lead content by oscillopolarographic method GB/T 20127.8-2006 Steel and alloy—Determination of trace element contents—Part 8:Determination of antimony content by hydride generation-atomic fluorescence spectrometric method GB/T 25829-2010 Permissible variations for chemical composition of superalloy products GJB 3384