Beryllium jan karfe ne na jan karfe wanda babban abin da ake hadawa da shi shine beryllium, wanda kuma aka sani da beryllium bronze.Beryllium jan ƙarfe shine mafi kyawun kayan haɓaka na roba a cikin gami da jan ƙarfe, tare da babban ƙarfi, elasticity, taurin, ƙarfin gajiya, ƙaramin ƙarfi na roba, juriya na lalata, sawa sake ...
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