grade
certified reference material
form
disc
packaging
pkg of each
manufacturer/tradename
NIST®
Quality Level
General description
Each unit of SRM 2831 contains 25 mm D × 9.5 mm disk with a nominal hardness of ~15.0 GPa (1530kgf/mm2), packaged in a wooden box. Every unit is certified individually and features a unique serial number, which is inscribed on the opposite (bottom)face of the disk in the format of the letter W followed by a hyphen and the disk number.
SRM 2831_cert
SRM 2831_SDS
SRM 2831_cert
SRM 2831_SDS
Application
Vickers hardness of ceramicsand hard metals standard reference material (SRM) is intended for calibrating all hardness and microhardness testing machines. It involves creating a Vickers indentation and subsequently measuring it using a microscope.
Features and Benefits
- Accompanied with certified values for individual diagonal lengths, average diagonal length, and average Vickers hardness are provided.
- The NIST certificate is provided with expiration certificate, storage, handling,use, and maintenance instructions.
Other Notes
Example analytes are listed below as a reference. Please download a current certificate at nist.gov/SRM for current analytes and certified values.
Legal Information
NIST is a registered trademark of National Institute of Standards and Technology
SRM is a registered trademark of National Institute of Standards and Technology
存储类别
13 - Non Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
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