Detail of GB/T 14994-2008

Introduction of GB/T 14994-2008

GB/T 14994-2008 Superalloy Cold Drawn Bars 1 Scope This standard specifies the dimensions, shape and tolerances, technical requirements, test methods, inspection rules, packaging, marking and quality certificate of superalloy cold drawn bars. This standard is applicable to superalloy cold drawn bars, which can be used to manufacture industrial fasteners and other parts. 2 Normative References The following documents contain provisions which, through reference in this standard, constitute provisions of this part. For dated references, subsequent amendments to (excluding corrections), or revisions of, any of these publications do not apply. However, parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest edition of the normative document applies. 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 223.8 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 223.13 Methods for chemical analysis of iron, steel and alloy - The ammonium ferrous sulfate titration method for the determination of vanadium content GB/T 223.14 Methods for chemical analysis of iron, steel and alloy - The N-benzoyl-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 223.17 Methods for chemical analysis of iron steel and alloy - The diantipyrylmethane 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 223.20 Methods for chemical analysis of iron, steel and alloy - The potentiometric titration method for the determination of cobalt content GB/T 223.22 Methods for chemical analysis of iron, steel and alloy - The nitroso-R-salt spectrophotometric method for the determination of cobalt 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 molybdenum content GB/T 223.28 Methods for chemical analysis of iron steel and alloy - The α-benzoinoxime gravimetric method for the determination of molybdenum content GB/T 223.29 Methods for chemical analysis of iron, steel and alloy - The xylenol orange photometric method for determination of lead content after carrier precipitation GB/T 223.30 Methods for chemical analysis of iron, steel and alloy - The arsenazo III spectrophotometric method for the determination of zirconium content after separation by p-bromomandelic acid GB/T 223.31 Methods for chemical analysis of iron, steel and alloy - The distillation-molybdenum blue spectrophotometric method for the determination of arsenic content GB/T 223.33 Methods for chemical analysis of iron, steel and alloy - The chlorophosphonago mA photometric method for the determination of cerium content after extraction separation GB/T 223.36 Methods for chemical analysis of iron, steel and alloy - The neutral titration method for the determination of nitrogen content after distillation separation GB/T 223.37 Methods for chemical analysis of iron, steel and alloy - The indophenal blue photometric methods for the determination of nitrogen content after distillation separation GB/T 223.38 Methods for chemical analysis of iron, steel and alloy - The anion-exchange separation - Gravimetric method for the determination of niobium content GB/T 223.40 Iron, steel and alloy - Determination of niobium content by the sulphochlorophenol S spectrophotometric method GB/T 223.46 Methods for chemical analysis of iron, steel and alloy - The flame atomic absorption spectrometric method for the determination of magnesium content GB/T 223.47 Methods for chemical analysis of iron, steel and alloy - The carrier precipitation-molybdenum blue potometric method for the determination of antimony content GB/T 223.48 Methods for chemical analysis of iron, steel and alloy - The semixylenol orange photometric method for the determination of bismuth content GB/T 223.59 Methods for chemical analysis of iron, steel and alloy - The reduced molybdoantimonyl phosphoric acid photometric method for the determination of phosphorus 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 223.62 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 Methods for chemical analysis of iron, steel and alloy - The sodium (potassium) periodate photometric method for the determination of manganese content GB/T 223.67 Methods for chemical analysis of iron, steel and alloy - The reducing distillation-methylene blue photometric method for the determination of sulfur 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 223.70 Methods for chemical analysis of iron steel and alloy - The O-Phenanthroline spectrophotometric method for the determination of iron content

Contents of GB/T 14994-2008

Foreword II 1 Scope 2 Normative References 3 Order information 4 Dimensions, shape and tolerances 5 Technical requirements 6 Test methods 7 Inspection rules 8 Packaging, marking and quality certificate