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The Utsunomiya Calibration Center provides calibration services as a global MRA accredited laboratory for end standards such as gauge blocks, standards for micrometer, and step gages, and measuring tools such as ring gages, calipers, micrometers, dial gages and bore gages.
Accreditation No.
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JCSS 0078
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Accredited Laboratory
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Name : Utsunomiya Calibration Center, Techno Service Business Division, Mitutoyo Corporation
Address : 2200, Shimogurimachi, Utsunomiya-shi, Tochigi-ken 321-0923, Japan
Enquiry : Utsunomiya Calibration Center
TEL : +81-28-656-1432
FAX : +81-28-656-8443
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Scope
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| Type of service |
Calibration scope |
CMC
(expanded uncertainty
(k =2))
(L (mm):Nominal length) |
Length
Measuring
Instrument |
Gauge blocks |
Interferometry
method |
More than 500 mm up to 1000 mm |
(0.24 + 0.07·L /1000) μm |
Comparison
method |
From 0.5 mm up to 100 mm |
0.06 μm |
| More than 100 mm up to 600 mm |
(0.03 + L /2300) μm |
End gauges
with flat ends |
Interferometry
method |
Up to 1510 mm |
(0.21 + 0.5·L /1000) μm |
Comparison
method |
From 25 mm up to 1000 mm |
(0.4 + L /1000) μm |
| From 0.5 mm up to 1060 mm |
(0.5 + L /1000) μm |
| Micrometers |
Up to 25 mm |
0.3 μm |
| Up to 500 mm |
(1.2 + L /175) μm |
| Calipers |
Up to 600 mm |
0.02 mm |
| More than 600 mm up to 1000 mm |
0.03 mm |
| Height gauges |
Up to 600 mm |
0.015 mm |
| More than 600 mm up to 1000 mm |
0.02 mm |
| Depth Gauges |
Up to 600 mm |
0.02 mm |
| More than 600 mm up to 1000 mm |
0.03 mm |
Calibration testers for
dial gauges |
Up to 5 mm |
0.10 μm |
| Up to 25 mm |
0.21 μm |
| Up to 100 mm |
(0.1 + 4.8·L /1000) μm |
| Dial gauges |
Up to 5 mm |
0.4 μm |
| Up to 50.8 mm |
1.1 μm |
| Up to 100 mm |
1.7 μm |
| Dial test indicators |
Up to 0.6 mm |
0.5 μm |
| Up to 1.6 mm |
1.3 μm |
| Cylinder gauges |
From 6 mm up to 400 mm |
0.9 μm |
| Electrical comparators |
± 5 μm |
0.15 μm |
| ± 200 μm |
0.2 μm |
| ± 2000 μm |
1.0 μm |
| Ring gauges |
From 6 mm up to 80 mm |
0.7 μm |
| More than 80 mm up to 120 mm |
0.8 μm |
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