Astme A193 Mndandanda wa A193 B7 zimafotokoza zofunikira zamphamvu za alloy zida zolimbitsa thupi zolimbitsa thupi za kutentha kwambiri kapena ntchito zina zapadera. Ndi lingaliro lokhazikika lomwe limatanthauzira mankhwala, makina, zothandizira kulimba, kuyika mankhwala osokoneza bongo, kutsimikizira, ndi zofunikira zina kwa zolumikizira zomwe zimagwiritsidwa ntchito pochita nawo ntchito, maagwa, ndi zomangira. ASTM A193 amatanthauzira si (metric) ndi maiyu a inchi.