Specification Brand : LANTAO BulletPoint : Press a steel ball with a diameter of 10mm into the surface of the material with a certain load (for example, 3000kg), and keep it for a period of time. The ratio between the load and the indentation area is the Brinell hardness value (HB) Color : HBW 450-500 ExternallyAssignedProductIdentifier : 8716569785419 ItemName : Brinell Hardness Block Brinell Hardness Tester Standard Test Block Brinell Hardness Standard Block (HBW 450-500) ItemTypeKeyword : hardness-testing-blocks Manufacturer : LANTAO NumberOfItems : 1 PartNumber : 3-JK ProductDescription : HBW indicates that the indenter is a cemented carbide and is used to determine materials with a Brinell hardness value below 650. ProductSiteLaunchDate : 2021-02-25T10:28:40.072Z UnspscCode : 41000000