National Bureau of Standards Miscellaneous PublicationU.S. Government Printing Office, 1964 |
From inside the book
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Page 3
... obtained solely through metal pouring and casting procedures . Additional difficulties in the preparation of cast iron standards over most other cast materials are encountered because of the variety of complex metallurgical structures ...
... obtained solely through metal pouring and casting procedures . Additional difficulties in the preparation of cast iron standards over most other cast materials are encountered because of the variety of complex metallurgical structures ...
Page 7
... concentration range of about 0.01 to 0.1 percent would be obtained as a result of this element being present in several of the planned master alloy additions . 7 Phosphorus and nickel reduce the depth of chill . Manganese 730-267 O - 64-3.
... concentration range of about 0.01 to 0.1 percent would be obtained as a result of this element being present in several of the planned master alloy additions . 7 Phosphorus and nickel reduce the depth of chill . Manganese 730-267 O - 64-3.
Page 11
... during subsequent break - off from its header . Good castings were obtained with in - gates having 1 / 2- to 5 / 8- in . diameter at the block cavity , and a 1 / 8 - in . taper . The top section of the mold consisted of a rim 11.
... during subsequent break - off from its header . Good castings were obtained with in - gates having 1 / 2- to 5 / 8- in . diameter at the block cavity , and a 1 / 8 - in . taper . The top section of the mold consisted of a rim 11.
Page 13
... obtained for 10 of the 20 elements added . For vanadium , the high average recovery value possibly was due to The authors express their appreciation to L. Depue and the foundry staff at the Naval Research Laboratory both for their ...
... obtained for 10 of the 20 elements added . For vanadium , the high average recovery value possibly was due to The authors express their appreciation to L. Depue and the foundry staff at the Naval Research Laboratory both for their ...
Page 14
... obtained on all materials to ensure positive identification and to determine the approximate concentrations of the impurities that could affect the schedule for additions . b A master alloy of carbon , silicon and iron was prepared and ...
... obtained on all materials to ensure positive identification and to determine the approximate concentrations of the impurities that could affect the schedule for additions . b A master alloy of carbon , silicon and iron was prepared and ...
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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