NBS Special Publication, Issue 250U.S. Government Printing Office, 1965 |
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Page 34
... INCHES 0.207 MAX . ( b ) Fees : The fees to be charged for the following calibration services performed at the Boulder Laboratories are not fixed at this time . Charges will be made for actual costs incurred . Upon requests , estimates ...
... INCHES 0.207 MAX . ( b ) Fees : The fees to be charged for the following calibration services performed at the Boulder Laboratories are not fixed at this time . Charges will be made for actual costs incurred . Upon requests , estimates ...
Page 63
... inch thick , 5 % inches in diameter with four body drill holes , for no . 8 screws , spaced 90 ° apart on a center circle of 5 % inches in diameter . Item Description Fee 202.207a 202.207b 202.207z Determination of data necessary for ...
... inch thick , 5 % inches in diameter with four body drill holes , for no . 8 screws , spaced 90 ° apart on a center circle of 5 % inches in diameter . Item Description Fee 202.207a 202.207b 202.207z Determination of data necessary for ...
Page 65
... inches or less in length - determination of the total length , or other interval , at 68 ° F ( 20 ° C ) to an accuracy of 0.00004 in . or 0.001 mm if the character of the graduation justifies Fee 202.402b Working line standard ...
... inches or less in length - determination of the total length , or other interval , at 68 ° F ( 20 ° C ) to an accuracy of 0.00004 in . or 0.001 mm if the character of the graduation justifies Fee 202.402b Working line standard ...
Page 71
... inch of length and excessive errors in flatness and parallelism , for blocks of the following length : 5 , 6 , 7 , 8 , 10 , 12 , 16 , and 20 in . , in lots of three or more , each . Actual cost of calibration will be charged for smaller ...
... inch of length and excessive errors in flatness and parallelism , for blocks of the following length : 5 , 6 , 7 , 8 , 10 , 12 , 16 , and 20 in . , in lots of three or more , each . Actual cost of calibration will be charged for smaller ...
Page 72
... inch of length for lengths over 8 in . up to and including 20 in . , each ( * ) 202.501c Determination of length to +0.000005 in . per inch of length for lengths over 20 in . up to and including 40 in . , each . ( * ) 202.501d ...
... inch of length for lengths over 8 in . up to and including 20 in . , each ( * ) 202.501c Determination of length to +0.000005 in . per inch of length for lengths over 20 in . up to and including 40 in . , each . ( * ) 202.501d ...
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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).