National Bureau of Standards Miscellaneous PublicationU.S. Government Printing Office, 1964 |
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... industry and commerce . Its responsibilities include development and maintenance of the national stand- ards of measurement , and the provisions of means for making measurements consistent with those standards ; determination of ...
... industry and commerce . Its responsibilities include development and maintenance of the national stand- ards of measurement , and the provisions of means for making measurements consistent with those standards ; determination of ...
Page iii
... industry and science , beginning with dis- cussions as to which primary standard materials will do most to advance technology , the furnishing of materials and fabri- cation of samples , and the characterization and certification of the ...
... industry and science , beginning with dis- cussions as to which primary standard materials will do most to advance technology , the furnishing of materials and fabri- cation of samples , and the characterization and certification of the ...
Page 2
... industry for the determi- nation of most metallic constituents . In recent years , however , developments in spectrochemical instrumentation , particularly the vacuum emission spectrometer , made possible the complete analysis of cast ...
... industry for the determi- nation of most metallic constituents . In recent years , however , developments in spectrochemical instrumentation , particularly the vacuum emission spectrometer , made possible the complete analysis of cast ...
Page 6
... industry , planned the chemical composi- tions for eight white cast iron spectrochemical standards . The final compositions adopted by NBS and accepted by industry are shown in table 1. As can be seen , the proposed standards were ...
... industry , planned the chemical composi- tions for eight white cast iron spectrochemical standards . The final compositions adopted by NBS and accepted by industry are shown in table 1. As can be seen , the proposed standards were ...
Page 8
... industry , the tendency to graphitize often is expressed as the " carbon equivalent " , an empirical relationship of the total carbon , silicon , and phosphorus content expressed by the formula : CE = % TC +0.3 ( % Si + % P ) . Most ...
... industry , the tendency to graphitize often is expressed as the " carbon equivalent " , an empirical relationship of the total carbon , silicon , and phosphorus content expressed by the formula : CE = % TC +0.3 ( % Si + % P ) . Most ...
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Common terms and phrases
acid solution add 10 ml aliquot alloy ammonium Analytical Analytical curve assay average beaker boil Bureau of Standards butyl acetate calibration carbon Cartridge Brass cents chemical shift chill-cast chromium composition Cool copper Copper-Base Spectrochemical Standards COPPER-BASE STANDARDS determination dilute Dissolve electrolyte electron probe electron probe microanalysis elements Erlenmeyer flask ferrite Figure filter free-cutting brass fumes glass grain heat homogeneity inclusions Institute for Materials Laboratory Low-Alloy Steel manganese Materials Research mean free path measurement metal method microns ml of H2SO4 ml of HNO3 ml of water Mossbauer National Bureau NBS Misc NBS Miscellaneous Publication NBS Spectrometric nickel nitric acid obtained oxide paper pearlite percent photometric precipitate procedure Publ Reagents sodium sodium nitroprusside spectrometer standard deviation Standard Reference Materials sulfate sulfuric acid Technology titration Transfer uranium Vacuum fusion values vanadium viscosity volumetric flask wash weight white cast iron x-ray zinc