Iyo 317l (00cr19NI13mo3, unt s31726) Alloy ari molybdenum-yakavakirwa Austenitic Stainless Simbi. Izvo zvinodzivisa kurwisa kumakemikari kupesana pane kujairika chromium-nickel Austenitic stainless simbi dzakadai se304 Alloy. Pamusoro pezvo, kana tichienzaniswa nesimbi yakasviba isina kujairika, 317l Alloy ine hutano hwakakwira, shungurudza kupesana, simba rekumanikidza uye kusimba kwakanyanya kuramba. Iyo yakaderera carbon giredhi kana l giredhi, iyo inopesana nekunyepedzera pakurapa uye kupisa kupisa.
Kuenzaniswa na136l, 317l Simbi ine hutano hwakanaka hwegungwa uye scc kuramba ngarava, uye inoshandiswa mumakemikari emakemikari, zvigadzirwa zvemakemikari zvinokonzeresa uye zvimwe zvigadzirwa zvemakemikari zvinoda kurwisa High Corrosance.