含铌中铬耐磨铸钢的摩擦磨损行为

张拓,滕铝丹,臧其玉,杨弋涛

Friction and Wear Behavior of Niobium Alloyed Medium Chromium Wear-resistant Cast Steel

Tuo ZHANG,Lvdan TENG,Qiyu ZANG,Yitao YANG

表1 试验耐磨铸钢的化学成分(质量分数，%)

Table 1 Chemical composition of test wear-resistant cast steels (mass fraction, %)

No. C Si Mn Cr Mo Nb Fe 1 0.47 0.98 1.49 4.84 0.80 0 Bal. 2 0.46 1.14 1.51 4.79 0.84 0.19 Bal. 3 0.46 1.13 1.48 4.83 0.79 0.47 Bal.