Asme b18.2.2 kwayoyi marasa amfani 600 600 625 625 718 kwayoyi Nickel alloy n07718 kwayoyi
M 718 Masu amfani da su ne na dacewa don matsanancin yanayin iskar sha da lalata da lalata abubuwa ana buƙatar, har ma lokacin da aka tilasta matsin lamba da zafi.
Saboda abun ciki na nickel, kwayoyi mara amfani 718 suna da kyakkyawan juriya ko da kan cutar chloride-ion ta jingina. Dingara Molybdenum zuwa alloy yana taimaka hana lalata lalata. A lokaci guda, 718 yana da ƙarfi sosai da ƙarfin lalata. Ana buƙatar tsari mai ƙarfi don samar da ƙarfi na tsararraki waɗanda zasu iya wuce 200 ksi. Yana da matukar tsayayya ga chloride da sulfde damuwa lalata. Ari ga haka, Alghoy 718 yana da zafi da aka yiwa zafin rai na ba fiye da 40hrc, matsakaicin ta hanyar Nace Mr-01-75 don hana lalata damuwa. Babban aikace-aikacen a wannan yankin sune ƙofofin ƙofofi, wuraren da ke jujjuyawa, fuskoki, tubing rataye da wuta.