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NIST2828

Knoop microhardness of steel

NIST® SRM® 2828

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关于此项目

NACRES:
NA.24
UNSPSC Code:
41116107
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grade

certified reference material

Quality Level

packaging

pkg of each

manufacturer/tradename

NIST®

format

matrix material

General description

This Standard Reference Material (SRM) is intended for use as a primary standard in calibrating Knoop-type microhardness testers and is certified for mean Knoop hardness values at a load of 4.90 N (0.500 kgf). A unit of SRM 2828 consists of a steel block, approximately 3.2 cm in diameter and 1 cm in height. For more information, please refer to the COA and SDS.

SRM 2828_cert

SRM 2828_SDS

Other Notes

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

nwg

flash_point_f

Not applicable

flash_point_c

Not applicable



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全球贸易项目编号

货号GTIN
NIST282804061834179139