GB/T 231.1-2009 Translated English of Chinese Standard. (GBT 231.1-2009, GB/T231.1-2009, GBT231.1-2009): Metallic materials - Brinell hardness test - Part 1: Test method [Buy--download True-PDF in 3-second: https://play.google.com/books > Sign in > This BOOK > "3-dots" > Export > Save as "*.pdf"]https://www.chinesestandard.net, 2016 M11 24 - 20 pages This Part of GB/T 231 specifies metallic Brinell hardness test principle, symbols and explanations, test equipment, test specimen, test procedures, test results uncertainty and test report. |
Common terms and phrases
accordance with GB/T alloy average diameter Basic standard hardness Brinell hardness HBW Brinell hardness test Brinell hardness value calibrated by standard Calibration of hardness Carbide ball diameter Cast iron Certified Reference Material coefficient of variation Daily inspection Deviation of hardness diameter of indentation error of hardness extended uncertainty given in GB/T hardness block calibrated hardness measurement hardness scale Hardness symbol Hardness tester Direct hardness tester Method Indentation measuring device indentation surface area indenter diameter 0.102 inspection of user International standard maximum tolerance measurement results measurement uncertainty Metallic Brinell hardness Metallic materials minimum thickness provisions of GB/T Ratio between test Shanghai specified specimen surface sphere diameter square of indenter square of sphere standard deviation standard hardness block standard hardness tester Standard uncertainty standard value sub-clause symbol HB Symbols and explanations Table C.1 test force holding Test method test report test results tester Direct calibration thickness of specimen Uncertainty in hardness