Kyakkyawan farashi HD 15T Rear Wheel Bolt

1. Spheroidizing annealing na high-ƙarfi kusoshi

Lokacin da aka samar da ƙwanƙwasa hexagon socket ta hanyar yanayin sanyi, ainihin tsarin ƙarfe zai yi tasiri kai tsaye ga ikon ƙirƙirar yayin sarrafa kan sanyi. Sabili da haka, karfe dole ne ya sami filastik mai kyau. Lokacin da sinadaran sinadaran karfe ya kasance akai-akai, tsarin metallographic shine maɓalli mai mahimmanci da ke ƙayyade filastik. An yi imani da cewa ƙananan pearlite mai laushi ba ya dace da yanayin sanyi, yayin da pearlite mai kyau mai kyau zai iya inganta ƙarfin nakasar filastik na karfe.
Domin matsakaici carbon karfe da matsakaici carbon gami karfe tare da babban adadin high-ƙarfi fasteners, spheroidizing annealing da ake yi kafin sanyi jeri, don samun uniform da lafiya spheroidized pearlite mafi alhẽri saduwa da ainihin samar da bukatun.