The invention discloses a novel spoke made of composite materials, which comprises a spoke rod body, and the spoke rod body comprises the following components in percentage by mass: 0.5 to 0.9 percent of C, 0.01 to 0.50 percent of Si, 0.20 to 0.6 percent of Mn, less than 0.07 percent of P, less than 0.03 percent of S, 0.04 to 0.10 percent of Al, 1.45 to 2.5 percent of Cr, 0.0005 to 0.0050 percent of B, 0.003 to 0.040 percent of Ce, less than 0.003 percent of Ti, 2.5 to 4.2 percent of SCI whisker powder, less than 0.0080 percent of N and the balance of Fe and inevitable impurities. According to the invention, the SCI whisker powder is mixed in the carburizing molten steel, and all alloy elements are controlled within the specified range of the invention, so that the strength and toughness of the spoke are improved, and the service life is prolonged.
本发明公开了一种选自复合材料制得的新型辐条,包括辐条杆体,辐条杆体按质量百分比包括C:0.5~0.9%,Si:0.01~0.50%,Mn:0.20~0.6%,P:0.07%以下,S:0.03%以下,Al:0.04~0.10%,Cr:1.45~2.5%,B:0.0005~0.0050%,Ce:0.003~0.040%,Ti:0.003%以下,SCI晶须粉末:2.5~4.2%,以及N:低于0.0080%,余量由Fe和不可避免的杂质构成。本发明通过在渗碳钢液中混入SCI晶须粉末,并将各合金元素控制在本发明的规定范围内,提高辐条的强度及韧性,增强使用寿命。
Novel spoke made of composite material
一种选自复合材料制得的新型辐条
2023-05-26
Patent
Electronic Resource
Chinese
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