NBS Special Publication, Issue 250U.S. Government Printing Office, 1965 |
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... testing materials , mechanisms , and structures , and making such tests as may be necessary , particularly for government agencies ; cooperation in the establishment of standard practices for incorporation in codes and specifications ...
... testing materials , mechanisms , and structures , and making such tests as may be necessary , particularly for government agencies ; cooperation in the establishment of standard practices for incorporation in codes and specifications ...
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... testing materials , mechanisms , and structures , and making such tests s may be necessary , particularly for government agencies ; cooperation in the establishment of tandard practices for incorporation in codes and specifications ...
... testing materials , mechanisms , and structures , and making such tests s may be necessary , particularly for government agencies ; cooperation in the establishment of tandard practices for incorporation in codes and specifications ...
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... Special mechanical tests of devices , materials , and structures Proving rings .-- 102 103 MECHANICAL MEASUREMENTS . Pressure Measurements__ 206. 211 Pressure measurements . Vacuum measurements 206. 221 Vacuum measurements . Vibration ...
... Special mechanical tests of devices , materials , and structures Proving rings .-- 102 103 MECHANICAL MEASUREMENTS . Pressure Measurements__ 206. 211 Pressure measurements . Vacuum measurements 206. 221 Vacuum measurements . Vibration ...
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... special needs of the Government . The calibration and testing activities of the Bureau stem from the functions in subpara ... tests " is used herein , in a general sense , to include both calibrations and other tests . 200.102 Policy ...
... special needs of the Government . The calibration and testing activities of the Bureau stem from the functions in subpara ... tests " is used herein , in a general sense , to include both calibrations and other tests . 200.102 Policy ...
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... Tests of secret processes , or of inadequately described materials , devices , or proc ( iii ) Tests whose objective is public relations , advertising , or sales promotion . ( 3 ) Requests for calibrations or other tests may be declined ...
... Tests of secret processes , or of inadequately described materials , devices , or proc ( iii ) Tests whose objective is public relations , advertising , or sales promotion . ( 3 ) Requests for calibrations or other tests may be declined ...
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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).