Ba da cikakkiyar ƙwayoyin cuta 600 ba a cikin mai da hankali Nitric Acid
Baiyar bazewa 625 ba ce daɗaɗɗa cewa yana yin kyau a ƙananan yanayin zafi. Canje-canje na zazzabi na iya haifar da bututun oyoy don fadada ko kwantiragi. Saboda haka, kayan tare da kyawawan ɓarna, kamar bututu mai daiyayya 625, ya kamata a zaɓa don pipping tsarin tare da zazzabi, musamman saboda kyawawan kaddarorin su.
Al'ummar Ilmin 600 Alloy wani Nickel shine Chrisium chromium da aka tsara. Tana da juriya na iskar shaka sosai a yanayin zafi. Bugu da kari, yana da kyakkyawan juriya ga carburizing da chloride dauke da kayan aiki. Yana da rashin gaskiya ba magnetic tare da kyawawan kayan aikin injin. A 601 abu ne na chromium da kayan haɗin gwiwar nickel don aikace-aikacen da ke buƙatar zafi da juriya na lalata. Wannan kayan yana tsaye don juriya ga babban zafin jiki na iskar shaka.