Iphedi yasentwasahlobo
Iiwasha zasentwasahlobo zenziwe ngokugqithisileyo ukusuka kwizinto ezisemgangathweni ophezulu ukuqinisekisa ukusebenza okuthembekileyo kunye nokuqina. I-Carbon steel yinto esetyenziswa ngokubanzi, kaninzi kumabanga afana ne-65Mn okanye i-70, enokuthi ibe nobushushu - iphathwa ukunyusa ukuqina kwayo kunye nokumelana nokudinwa.