Don inganta ingancin yanayin zafi na reheat steepline na wutan lantarki, za a iya tsara yawan matsakaiciyar zazzabi ya zama 621¡acy, zazzabi mai zuwa. Kasar Amurka ta fara bunkasa ASM A335 P9oy karfe a ƙarshen 1980s don saduwa da bukatun tsayayya da zafin jiki mai zafi. Alloy Karfe P92 ingantaccen sigar Azel A335 P91 Alloy tare da m abun da aka sani da shi, kuma yana rage rabo na Molybdenite, kuma a hankali sarrafa boron da nitrogen a hankali.
Myancar (Burmese)
Alloy 20 (Aliloy 20) Shin allhoy-tushen-tushen-tushen-da aka kirkira don tsayayya da sulfuriic acid. Yana da kyakkyawan juriya ga lalata lalata na sulfuric; Tana da juriya ga phosphoric acid, nitric acid da kuma muhalli mai wahala, crosrosion mai rauni da crack rauni. Saboda haka, alloy 20 yana da sunan anti-corrosion alloy; Tana da kewayon aikace-aikace da yawa: kamar su: sunadarai, abinci, abinci, abinci, samar da wutar lantarki da masana'antu na wutar lantarki zasuyi amfani da shi. Don juriya don tattara lalata da chloride rauni, hadarin lalata damuwa matsalolin rikice-rikice, da sauransu, alloy 20 ana amfani da DIDOL 20.