ASTM A193 MAGOLO B7 ndiye lingaliro lokhazikika la chromium-molybdenum alloy alloy almoy altoy othamanga othamanga, kutentha kwambiri, komanso mapulogalamu apadera. Gidi B7 ndi kutentha kwa chromium Molbdenum alsiden and seclectile yotsika mtengo ya 100 ksi, mphamvu zokolola zokolola 75 ndi kuwuma kokwanira kwa 35 HRC. Zizindikiro za Astm Astme A193 Ziwerengero Zofunikira zamankhwala, makina, kuuma, kuthirira, kuchiritsa kwa kutentha, ndikulimbikitsidwa kutentha kwa kalasi B7. ASTM A193 MAGER B7 ndiye lingaliro lalikulu kwambiri la othamanga, lomwe limapezeka kawirikawiri mu ma bolts kapena mapaipi, mitsempha, zomangira ndi zopondera.