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The Hiroshima Calibration Center provides calibration services as a global MRA accredited laboratory for measuring tools such as micrometers, calipers and dial gages; standards such as ring gages and standards for micrometer; and for hardness reference blocks and, for on-site calibration only in Japan, Rockwell type hardness testing machines.

Accreditation No.

JCSS 0109

Accredited Laboratory

Name : Hiroshima Calibration Center, Techno Service Business Division, Mitutoyo Corporation
Address : Hirokoshingai 6-8-20, Kure-shi, Hiroshima-ken 737-0112, Japan
Enquiry : Hiroshima Calibration Center
TEL : +81-823-74-5462
FAX : +81-823-73-5199

Scope

[Length]

Type of service		Calibration scope	CMC(expanded uncertainty (k =2)) (L (mm):Nominal length)
Length Measuring Instrument	Dial gauges	Up to 5 mm	1.0 μm
		Up to 10 mm	1.3 μm
		Up to 50 mm	2.1 μm
	Dial test indicators	Up to 0.6 mm	0.8 μm
		Up to 1.6 mm	1.2 μm
	Calibration testers for dial gauges	Up to 5 mm	0.18 μm
		Up to 25 mm	0.3 μm
	Calipers	Up to 600 mm	0.02 mm
		More than 600 mm up to 1000 mm	0.03 mm
	Height gauges	Up to 1000 mm	0.02 mm
	Micrometers	Up to 25 mm	0.6 μm
		Up to 500 mm	(1.2 + L /175) μm
	Depth Gauges	Up to 600 mm	0.02 mm
		More than 600 mm up to 1000 mm	0.03 mm
	End gauges with flat ends *Micrometer Standard	From 25 mm up to 1000 mm	(0.5 + 1.2·L /1000) μm
	Ring gauges	From 6 mm up to 80 mm	0.7 μm
		From 80 mm up to 120 mm	0.8 μm
	Indicating Micrometers	Micrometer Up to 100 mm	(0.9 + L /250) μm
		Indicator ±0.06 mm	(0.3 + L /125) μm

[Hardness]

Type of service		Calibration scope	CMC(expanded uncertainty (k =2))
Type of service		Calibration scope	Permanent Laboratory	On-site Calibration
Rockwell Hadness Testing Machines, etc	Rockwell Hardness Reference Blocks	From 20 HRC up to 25 HRC	0.43 HRC	-
		More than 25 HRC less than 35 HRC	0.44 HRC	-
		From 35 HRC up to 45 HRC	0.42 HRC	-
		More than 45 HRC less than 55 HRC	0.39 HRC	-
		From 55 HRC up to 65 HRC	0.35 HRC	-
	Rockwell Hardness Testing Machines	From 20 HRC up to 25 HRC	-	0.41 HRC
		More than 25 HRC less than 35 HRC	-	0.41 HRC
		From 35 HRC up to 45 HRC	-	0.39 HRC
		More than 45 HRC less than 55 HRC	-	0.37 HRC
		From 55 HRC up to 65 HRC	-	0.34 HRC

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