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ASTM yakaburitsa mwero mutsva muna 2015 (mushure mekuburitswa kweiyo 2015 ASTM Vhoriyamu 01.08) iyo inosanganisa matanhatu azvino zvimiro zvemabhaudhi mazinga pasi peimwe amburera yakatarwa. Iyo chiyero chitsva, ASTM F3125, yakanzi "Kutsanangurwa Kwekusimba Kwesimba Mabhaudhi, Simbi uye Alloy Simbi, Iye ...Verenga zvimwe»
