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1. 河钢集团邯郸公司技术中心,邯郸,056000
2. 东北大学轧制技术及连轧自动化国家重点实验室,沈阳,110819
[ "姚宙(1986-),男,硕士生(武汉科技大学),高级工程师, 2009年太原理工大学(本科)毕业,低合金耐磨产品研发和应用." ]
收稿:2020-08-17,
网络首发:2022-04-15,
纸质出版:2021-04-15
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姚宙, 刘红艳, 邓想涛, 等. 高品质压路机振轮用耐磨钢NM360的开发[J]. 特殊钢, 2021,42(2):24-27.
姚宙, 刘红艳, 邓想涛, et al. Development of High Quality NM360 Wear-Resistant Steel for Vibration Wheel of Roller[J]. Special Steel, 2021, 42(2): 24-27.
姚宙, 刘红艳, 邓想涛, 等. 高品质压路机振轮用耐磨钢NM360的开发[J]. 特殊钢, 2021,42(2):24-27. DOI:
姚宙, 刘红艳, 邓想涛, et al. Development of High Quality NM360 Wear-Resistant Steel for Vibration Wheel of Roller[J]. Special Steel, 2021, 42(2): 24-27. DOI:
设计和开发了压路机振轮用耐磨钢NM360(/%:0.10~0.15C
0.50~1.50Mn
≤0.001P
≤0.008S
0.20~0.50Mo
0.015~0.03Nb
0.018~0.15Ti
≥0.035Als
0.0012~0.003 0B
≤0.008N
≤0.0003 H
≤0.003O)32 mm板。900℃淬火+200℃回火后
该钢组织为回火马氏体;抗拉强度1150~1182 MPa
延伸率15%~17.5%;冲击功150~226 J;表面HBW布氏硬度值385~402;冷弯直径为32 mm
冷弯角度45°、90°、150°和180°冷弯试验全部合格;采用GM120焊丝焊接后
焊接接头抗拉强度为1 052 MPa
焊缝冲击功为58~63 J
焊缝HV硬度值390~396。
The wear-resistant steel NM360 (/% : 0. 10 〜0. 15C
0. 50 〜1. 50Mn
W 0. 001P
0.008S
0. 20 〜 0. 50Mo
0.015 ~ 0. 03Nb
0.018 ~ 0.15Ti
' 0.035Als
0
001 2 ~ 0.003 0B
w 0.008N
W 0.000 3 H
W 0.0030) 32 mm plate for vibration wheel of roller are designed and developed. After quenching at 900℃ . + tempering at 200 ℃
the structure of steel is tempered martensite with tensile strength 1 150 ~ 1 182 MPa
elongation 15% - 17. 5% ; impact energy 150 ~226 J surface HBW brinell hardness value 385 -402. With cold bending diameter 32 mm
and bending center angles 45°
90°
150° and 180°
the bending test is all qualified. After welding with GM120 welding wire
the tensile strength of the welded joint is 1 052 MPa
the impact energy of the weld is 58 ~63 J
and the HV hardness value of the weld is 390 ~396.
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