Powder metallurgy wear-resistant tool steel
A powder metallurgy wear-resistant tool steel includes chemical components by mass percent of: V: 12.2%-16.2%, Nb: 1.1%-3.2%, C: 2.6%-4.0%, Si: ≤2.0%, Mn: 0.2%-1.5%, Cr: 4.0%-5.6%, Mo: ≤3.0%, W: 0.1%-1.0%, Co: 0.05%-0.5%, N: 0.05%-0.7%, with balance iron and impurities; wherein a carbide component of the powder metallurgy wear-resistant tool steel is an MX carbide with a NaCl type face-centered cubic lattice structure; wherein an M element of the MX carbide comprises V and Nb, and an X element comprises C and N.
HEYE SPECIAL STEEL CO., LTD ADVANCED TECHNOLOGY & MATERIALS CO., LTD
B B B B C C C C B B B C C B C C B B C C
B22F B22F B22F B22F C22C C22C C22C C22C B22F B22F B22F C22C C22C B22F C22C C22C B22F B22F C22C C22C
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Xuebing Lizhi Chunjiang Hailin Xiaoming Yucheng
Wang Wu Kuang Zhong Li Fang