GB231.2-2002金属布氏硬度试验第二部分硬度计的检验与校准.pdfVIP

ICS77.040.10 H 22 中 华 人 民 共 和 国 国 家 标 准 GB/T231.2-2002 代替GB/T6269-1997 金属布氏硬度试验 第2部分:硬度计的检验与校准 MetallicBrinellhardnesstest- Part2:Verificationandcalibrationofhardnesstesters (ISO 6506-2:1999，Metallicmaterials-Brinellhardnesstest-Part2: Verificationandcalibrationoftestingmachines,MOD) 2002-11-25发布 2003-05-01实施 中 华 人 民 共 和 国 发 布 国家 质 量 监 督 检 验 检 疫 总 局 GB/T231.2-2002 目 次 月p 舀 m 引言 ················································，······················一 w 1 范 围 ·······························································…… l 2 规范性 引用文件 ···················································…… l 3 一般要求 ··································，·························…… l 4 直接检验 ···························································…… l 5 间接检验 ······································，········，············…… 3 6 检验周期 ····························································…… 4 7 检验报告和 (或)校 准证书 ·······································…… 4 附录 A (资料性附录) 测量装置间接检验法示例 5 GB/T231.2-2002