I-41440 ithubhu elingenamthungo luhlobo lwe-alloy tubing yensimbi eyaziwa kabanzi ngamandla ayo, ubuqili, nokusebenza okuhlukahlukene ezinhlelweni ezahlukahlukene, ikakhulukazi emikhakheni yezinto zokwakha nezokuhlobisa. Igama elithi "4140" lisho i-alloy ethile equkethe i-chromium, i-molybdenum, ne-carbon, okufaka isandla ezindaweni zayo ezihlukile zemishini. Kuvame ukusetshenziswa kuma-aplic