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Issue:
Study on Wear-ability of Chopping Stubble Cutters with Flame Spray Welding
Author(s):
ZHAO Jian-guo
,
YAN Hai-tao
,
ZHAO Xiao-shun
Pages:
143
-
145
Year:
2006
Issue:
3
Journal:
JOURNAL OF AGRICULTURAL MECHANIZATION RESEARCH
Keyword:
金属学与金属工艺
;
火焰喷焊
;
试验
;
刀具
;
耐磨性
;
自熔性合金
;
Abstract:
为了解决根茬还田刀具的失效问题,通过正交试验和多因素方差分析,研究了喷焊材料配比、预热温度、乙炔流量、喷涂距离对刀具耐磨性的影响,优化了在根茬还田刀具上喷焊镍基自熔性合金粉(Ni60)与WC粉末的工艺参数:喷焊材料配比为Ni60+35%WC,预热温度为450℃,乙炔流量为1000L/h,喷涂距离为20mm.
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