與Elcometer3080鉛筆硬度測試儀原理相同，501可使鉛筆芯保持7.5N的力和合適的角度，這樣可提高測試的重復(fù)性。Elcometer501以塑料箱包裝，內(nèi)附一套14支硬度從6B到6H的鉛筆，一把鉛筆削刀，和砂紙。型號說明零件編號Elcometer501Elcometer501鉛筆硬度測試儀H501----1附件整套鉛筆（6B-6H）T50115771備用鉛筆--各種硬度值見下表Elcomter3080鉛筆硬度測試儀和硬度鉛筆型號說明零件編號Elcometer3080/3Elcometer30806B到6H硬度鉛筆帶筆架K0003080M003附件鉛筆削刀KT003080P018鉛筆套裝(6B-6H)T50115771硬度測試鉛筆--每盒12支--見下表說明零件編號說明零件編號硬度鉛筆6BKT003080P001硬度鉛筆FKT003080P008硬度鉛筆5BKT003080P002硬度鉛筆HKT003080P009硬度鉛筆4BKT003080P003硬度鉛筆2HKT003080P010硬度鉛筆3BKT003080P004硬度鉛筆3HKT003080P011硬度鉛筆2BKT003080P005硬度鉛筆4HKT003080P012硬度鉛筆BKT003080P006硬度鉛筆5HKT003080P013硬度鉛筆HBKT003080P007硬度鉛筆6HKT003080P014Elcometer501鉛筆硬度測試儀適用于下列標(biāo)準(zhǔn) ASTMD3363BS3900E19 EN4.45.1ECCAT4 ISO15184