Abẹfẹlẹ irin ti o ni iyara to gaju, ti a tun mọ si bi afẹfẹ irin ri abẹfẹlẹ, irin funfun irin ri abẹfẹlẹ, jẹ alloy ti o ni iye nla ti erogba (C), tungsten (W), molybdenum (Mo), chromium (Cr), vanadium ( V) ati awọn eroja miiran Hacksaw abẹfẹlẹ. Awọn ohun elo aise irin ti o ga julọ ni líle gbigbona giga lẹhin gige ...
Ka siwaju