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CMCs General Physics (5)
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Your query 'United Kingdom' produced 5 results New search

 
United Kingdom, NPL (National Physical Laboratory)
Complete CMCs in Length for United Kingdom (.PDF file)
Diameter standards. Reference sphere: diameter, 8 mm to 50 mm
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in µm: 0.11
Mechanical probe with interferometric sensing
Approved on 22 September 2015
Internal NMI service identifier: 48
 
Diameter standards. External cylinder (plain plug gauge): diameter, D, 0.1 mm to 100 mm
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in µm: (0.07 + 0.0011D), D in mm
Mechanical probe with capacitance sensing (up to 10 mm) and laser interferometer (up to 100 mm)
Approved on 12 September 2016
Internal NMI service identifier: 28
 
Diameter standards. External cylinder (plain plug gauge): diameter, D, 100 mm to 150 mm
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in µm: (0.05 + 0.0014D), D in mm
Mechanical probe with interferometric sensing
Approved on 12 September 2016
Internal NMI service identifier: 29
 
Diameter standards. Thread measuring cylinder: diameter, D, 0.05 mm to 5 mm
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in µm: (0.08 + 0.001D), D in mm
Mechanical probe with capacitive sensing
Internal NMI service identifier: 27
 
Diameter standards. Internal cylinder (plain ring gauge): diameter, D, 3 mm to 250 mm
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in µm: (0.07 + 0.0005D), D in mm
Mechanical probe with interferometric sensing
Internal NMI service identifier: 30