【英文标准名称】:Metallicmaterials-Knoophardnesstest-Part2:Verificationandcalibrationoftestingmachines
【原文标准名称】:金属材料.努氏硬度试验.第2部分:试验机的验证和校准
【标准号】:ISO4545-2-2005
【标准状态】:现行
【国别】:国际
【发布日期】:2005-11
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC164
【标准类型】:()
【标准水平】:()
【中文主题词】:校正;硬度试验表;硬度测量;硬度测试仪;努氏;努氏硬度;作标记;材料试验机;测量不确定度;金属材料;金属;渗透探伤;形状;试验强度;试验;试验条件;验证
【英文主题词】:Calibration;Hardnessmeasurement;Hardnesstesters;Knoop;Knoophardness;Materialtestingmachines;Materialstesting;Measuringequipment;Measuringincertainity;Metallicmaterials;Metals;Penetrantflawdetection;Penetrationdies;Testcycle;Testforces;Testing;Testingconditions;Verification
【摘要】:ThispartofISO4545specifiesthemethodofverificationoftestingmachinesfordeterminingKnoophardnessformetallicmaterialsinaccordancewithISO4545-1-1.Itcoverstestforcesfrom0,09807Nto19,614N.Themethodisrecommendedonlyforindentationswithdiagonals≥0,020mm.Itspecifiesadirectverificationmethodforcheckingthemainfunctionsofthemachine,andanindirectverificationmethodsuitablefortheoverallcheckingofthemachine.Theindirectverificationmethodmaybeusedonitsownforperiodicroutinecheckingofthemachineinservice.Ifatestingmachineisalsotobeusedforothermethodsofhardnesstesting,itshouldbeverifiedindependentlyforeachmethod.
【中国标准分类号】:H22
【国际标准分类号】:77_040_10
【页数】:14P;A4
【正文语种】:英语