NIST2828

Knoop microhardness of steel

NIST^® SRM^® 2828

• 分類程式碼代碼: 41116107
• NACRES: NA.24

属性

• 等級: certified reference material
• 品質等級: 100
• 包裝: pkg of each
• 製造商／商標名: NIST^®
• 格式: matrix material

说明

一般說明

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

其他說明

Please download a current certificate at nist.gov/SRM for current analytes and certified values.

法律資訊

NIST is a registered trademark of National Institute of Standards and Technology

SRM is a registered trademark of National Institute of Standards and Technology

安全信息

• 儲存類別代碼: 13 - Non Combustible Solids
• 水污染物質分類（WGK）: nwg
• 閃點（°F）: Not applicable
• 閃點（°C）: Not applicable