HL-150 faʻataʻitaʻiga maʻaʻa feaveaʻi, e lauiloa foi o le peni-type hardness testinger, e faʻavae i luga o Leeb maaa fua faʻavae mataupu, vave ma faigofie i luga ole nofoaga suʻega le maaa o mea uʻamea faʻasologa, lagolago le liua saoloto i le va o Brinell, Rockwell maaa fua ma isi, tuufaatasia mamanu faʻatusatusa, laʻititi laʻititi, feaveaʻi, sili ona tuʻufaʻatasia, mautu ma faʻatuatuaina faʻatinoga, lagolago faʻaliliuga faʻamatalaga ma lolomi le galuega teuina.Faʻaaogaina lautele i le faʻaogaina o le suʻesuʻeina o le gaosiga ma le gaosiga o uʻamea, meafaigaluega faʻapitoa, faʻapotopotoga tumau, asiasiga ma isi fanua.E fetaui lelei mo vaega tetele ma vaega e le mafai ona aveeseina ole su'ega maaa ole nofoaga.O se meafaigaluega faʻapitoa faʻapolofesa e faʻaleleia ai le pasi o le gaosiga ma le faʻasaoina o tau.
