Fa'aaliga
1. O mea o loʻo faʻapipiʻiina le taʻavale e 40MnB, 40Mn2, 40Mn, ma isi e tusa ai ma tulaga faigaluega.
2. A maeʻa faʻamaonia saʻo ma normalizing, e vevela le tino uili ma faʻafefeteina atoa.O le maaa o luga o le soli e oʻo atu i le HCR52-62, ma le loloto o le faʻamaʻaʻaina e oʻo atu i le 7-10mm (HRC53-56), faʻamautinoa le umi o le aʻafiaga i fafo ma totonu ole tino uili ma luga ole abrasion.
3. Ina ia faʻafetaui i itulagi vevela ma malulu, o le faʻamaufaʻailoga maualuga faʻafefete faʻafefeteina faʻamaufaʻailoga ma faiga lubrication faʻatulagaina e a tatou oloa e mafai ai ona faʻamaufaʻailoga atoatoa le uili sprocket ma saoloto mai le tausiga i lalo o tulaga faigata o galuega poʻo tulaga tau (-45 ℃ -120 ℃).