NBS Special Publication, Issue 250U.S. Government Printing Office, 1965 |
From inside the book
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Page
... . 411 Linear thermal expansion of solids 202. 412 Gage blocks__ Engineering metrology- 202. 501 End standards of length 65 67 68 69 69 70 70 70 Z22 71 71 72 202. 502 202. 503 202. 504 Plain cylindrical plug and iv Page.
... . 411 Linear thermal expansion of solids 202. 412 Gage blocks__ Engineering metrology- 202. 501 End standards of length 65 67 68 69 69 70 70 70 Z22 71 71 72 202. 502 202. 503 202. 504 Plain cylindrical plug and iv Page.
Page
202. 502 202. 503 202. 504 Plain cylindrical plug and ring gages . Thread plug and ring gages__ Instruments and ... gage testing apparatus .. Recalibration of mass standards . 202. 625 Glass volumetric apparatus_ 202. 626 Metal ...
202. 502 202. 503 202. 504 Plain cylindrical plug and ring gages . Thread plug and ring gages__ Instruments and ... gage testing apparatus .. Recalibration of mass standards . 202. 625 Glass volumetric apparatus_ 202. 626 Metal ...
Page 50
... Gage blocks 202.500 General 202.501 End standards of length Engineering Metrology 202.502 Plain cylindrical plug and ring gages 202.503 Thread plug and ring gages 202.504 Instruments and components 202.505 Optical reference planes ...
... Gage blocks 202.500 General 202.501 End standards of length Engineering Metrology 202.502 Plain cylindrical plug and ring gages 202.503 Thread plug and ring gages 202.504 Instruments and components 202.505 Optical reference planes ...
Page 70
... gage block is not such as to warrant this accuracy , the report will show the accuracy actually obtained . All gage blocks submitted for test should be in substantially new block condition and each block should be marked with an ...
... gage block is not such as to warrant this accuracy , the report will show the accuracy actually obtained . All gage blocks submitted for test should be in substantially new block condition and each block should be marked with an ...
Page 71
... Gage blocks - determination of length to ± 0.000002 in . and excessive errors in flatness and parallelism , for sizes from 0.100 in . to and including 1.000 in . , in lots of 10 or more , each . € ( * ) Actual cost of calibration will ...
... Gage blocks - determination of length to ± 0.000002 in . and excessive errors in flatness and parallelism , for sizes from 0.100 in . to and including 1.000 in . , in lots of 10 or more , each . € ( * ) Actual cost of calibration will ...
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Common terms and phrases
Ac-dc accepted for calibration accuracy additional American Standards Association API Standard apparatus Appendix attenuators bolometer bolometer units bulb and liquid Bureau of Standards calibration or test changes in emf charged dependent color temperature condenser microphones current fees decibels Determination diameter Electric electrode electromotive force end of table errors exceeding footnote at end frequency Gage blocks gages-determination glass Group of Standard higher or lower hygrometers ice-point reading indications inductors instruments Invar Item Description Fee laboratory length liquid column mass measurements meter National Reference Group ohms perature phase angle plug Precision pressure Radium ratio reference standards REPORT OF CALIBRATION resistance thermometer resistors ring gages sample saturated standard cells schedule special tests specifications spectrophotometer stability standard resistors submitted for calibration tabulated corrections apply temperature range test points test_ tests not covered thermal conductivity thermocouple thermometer was tested U.S. DEPARTMENT uncertainty voltage dividers waveguide weights
Popular passages
Page 11 - Standard Reference Materials issued by the National Bureau of Standards to calibrate a measurement system, or to produce scientific data that can be referred to a common base. A schedule of prices and amounts, as well as directions for ordering, is included.
Page 49 - ... index markers. Since it is necessary to determine the shift of the principal point resulting from prism effect in the lens, the equivalent focal length of the lens as mounted In the camera is incidentally determined...
Page 55 - ... wire loops, spring balances, tension handles, or other attachments liable to be detached or changed in shape. The error in the total length of the tape, when supported horizontally throughout its length at the standard temperature of 68° F. (20° C.) and at standard tension, shall not be more than 0.1 inch per 100 feet (2 mm per 25 m).