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ʻO ke kino bucket excavator a me nā niho bakeke wili a me ke ʻano hana akamai
na admin ma ka 22-08-04
ʻO ka mea kino bakeke o wY25 excavator ʻo Q345, nona ka weldability maikaʻi. ʻO ka mea niho bakeke ʻo ZGMn13 (ke kila manganese kiʻekiʻe), ʻo ia ka austenite hoʻokahi-phase i ke kiʻekiʻe wela a he paʻakikī maikaʻi a me ke kūpaʻa kiʻekiʻe ma lalo o ka hoʻouka ʻana ma muli o ka paʻakikī o ka hana o ka ʻili.
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