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.
钢结合金作为耐磨材料，由于其具有广泛的工艺特性和良好的综合物理机械性能及优异的化学稳定性，被广泛应用于工业生产各个领域。
Steel-bonded alloys have been applied into many industrial fields due to its attractive physical and mechanical properties, excellent chemistry stability and wide features of procedure.
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