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CMCs General Physics (4)
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Dimensional metrology (4)
Surface texture (4)
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United Kingdom (4)
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Your query 'United Kingdom' produced 4 results New search

 
United Kingdom, NPL (National Physical Laboratory)
Complete CMCs in Length for United Kingdom (.PDF file)
Surface texture. Depth standard (ISO 5436-1 type A): depth d, 0.0013 µm to 10 µm
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in nm: Q[1.3, 0.0015d], d in mm
Stylus instrument with laser interferometry in X, Z
Internal NMI service identifier: 42
 
Surface texture. Tip condition standard (ISO 5436-1 type B2), ISO 4287 amplitude parameters, 0.0013 µm to 10 µm
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in nm: Q[1.3, 0.0015Ra], Ra in mm
Stylus instrument with laser interferometry in X, Z
Parameters (uniform over sampling length): Ra
Internal NMI service identifier: 43
 
Surface texture. Spacing standard (ISO 5436-1 type C), ISO 4287 roughness parameters, 0.0013 µm to 10 µm
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in nm: Q[1.3, 0.0015Ra], Ra in mm
Stylus instrument with laser interferometry in X, Z
Parameters (uniform over sampling length): Ra, Rsm
Internal NMI service identifier: 44
 
Surface texture. Roughness standard (ISO 5436-1 type D), ISO 4287 amplitude parameters, 0.0013 µm to 10 µm
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in nm: Q[1.3, 0.0015Ra], Ra in mm
Stylus instrument with laser interferometry in X, Z
Parameters (uniform over sampling length): Ra, Rz
Internal NMI service identifier: 45