這是一種評(píng)估多種涂層的硬度的簡(jiǎn)單有效的方法。鉛筆芯用優(yōu)質(zhì)砂紙（400）事先磨好，保持45 角，在樣本上用均勻的力推鉛筆，結(jié)果是或者涂層表面出現(xiàn)鉛筆痕跡，或者涂層被破壞，露出基底。Elcometer3080供有筆架和一套鉛筆共14支，范圍從6B到6H。Elcomter3080鉛筆硬度測(cè)試儀和硬度鉛筆型號(hào)說(shuō)明零件編號(hào)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(cè)試鉛筆--每盒12支--見(jiàn)下表說(shuō)明零件編號(hào)說(shuō)明零件編號(hào)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6HKT003080P014