Measuring for peace of mind! High-precision standard test pieces compliant with ISO and JIS for indirect verification of hardness testers.
The high-precision "hardness reference specimen" has been nurtured in Japan and is recognized worldwide for its hardness uniformity and standard values based on international standards. It is a standard test piece compliant with ISO and JIS for indirect verification of hardness testers, widely used around the globe. Various certifications, such as the ISO 9000 series, require management of testing machines in accordance with ISO and JIS standards. We encourage daily management to confirm the accuracy, stability, and reproducibility of testing machines, and we are currently actively developing reference specimens for nanoindentation under guidance from various sectors. 【Features】 ○ Excellent hardness uniformity ○ No time-dependent changes in hardness ○ Compliant with Japanese Industrial Standards → Registration Certificate Number JQA-2078 ISO 9001-2000 / JIS Q 9001:2000 For more details, please contact us or download the catalog.
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【Hardness Standard Plates - Hardness Type Lineup】 ○HMV(1,0.1) ○HMV(1,0.1,0.01) ○HMV(0.1,0.01,0.001) ○UMV(0.01,0.002) ○HN-W Ultra Micro Hardness Standard Plates for Nanoindentation ○HV(30,1) ○HV(10,1) ○HS ○HL ○HR C ○HR A ○HR30N ○HR15N(45N) ○HRB S ○HR30T S ○HR15T S ○HR(E・M・L・R・F・S） ○HBW(10/3000) ●For more details, please contact us or download the catalog.
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Yamamoto Scientific Tool Research Co., Ltd. is a specialized manufacturer of high-precision hardness reference specimens compliant with ISO and JIS standards. We handle high-precision hardness reference specimens, microscopic tissue standard specimens, spark test standard specimens, hard nesters, and Charpy impact reference specimens. Since ancient times, humanity has developed soft "iron" for tools and weapons, honing the technology to increase the carbon content in iron to enhance its strength, which has led to the use of various types of metals for a wide range of applications today. The high-precision hardness reference specimens compliant with ISO and JIS for indirect verification of hardness testers are widely used around the world, thanks to Japan's cultivation of hardness uniformity recognized globally and the standard values based on international standards.
![[Data] Microscope Tissue Standard Slide](https://image.mono.ipros.com/public/product/image/f3b/2000617036/IPROS37102551472404272652.png?w=280&h=280)
![[For the pharmaceutical manufacturing industry] Digitizing entry management in oxygen-deficient hazardous work.](https://image.mono.ipros.com/public/product/image/20a/2001525768/IPROS14827379347403299223.jpg?w=280&h=280)
![[For the food manufacturing and beverage manufacturing industry] Digitizing the management of oxygen deficiency hazard work in tank entry.](https://image.mono.ipros.com/public/product/image/bf8/2001525769/IPROS12773363766147418267.jpg?w=280&h=280)