采用镶铸工艺制备了硬质合金- 45钢双金属复合耐磨材料。
The wear resisting composite of cemented carbide-steel 45 is fabricated by using casting-in process.
结果表明：硬质合金-45钢双金属复合耐磨材料结合层硬度过渡均匀，冲击韧性是普通硬质合金的5—6倍。
The results show that the hardness of combination area of cemented carbide-steel 45 composite is 5—6 times beyond that of the general cemented carbide.
本发明涉及的是一种在铸件表面复合强化耐磨材料的方法，属于铸造技术领域。
The present invention relates to the method of compounding reinforced wearing material on the surface of casting and it belongs to casting technology.
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