... Brinell hardness number without hardened steel, cast iron, nonferrous metals. HB-3000 Brinell Hardness Tester:Main technical specifications1. Measuring range: 8 ... Park, Huaiyin District, Jinan, Shandong, ChinaContact: Liu LinMobile 86-13583113038--------------------------------------------------------------------------------------------------------------------------- HB-3000B Brinell hardness Tester