The obtained results show that the carbide can not act as a resistant to wear if its chemical stability at elevated temperature is too bad, and the wear resistance of the alloy is decreased rapidly.
由于共晶碳化物高温稳定性不良，使得其不能发挥应有的提高材料磨损抗力的作用，导致合金磨损体积急剧增加，磨损抗力下降。
New material for sitz lining part requires high abrasion resistance and high strength at elevated temperature. It is difficulty for a single material to meet all the requirement.
一种新的坐衬零件材料要求高耐磨性、高耐热性和高强度，热膨胀系数接近铸铁。
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