天气预报 > 其他 > 锋钢和锰钢作刀哪个更好
锋钢和锰钢作刀哪个更好
更新时间: 2020-10-25 00:00:00  

看用途和使用环境。高速钢就是锋钢,高速钢的硬度可以达到62到67,而锰钢的硬度只能达到47到54,表面淬火硬度可以达到大于或等于59。机械加工用的刀具,锋钢刀硬度高,红硬性和耐磨性都比锰钢工具优良。但如果用做普通日用工具却不大合适,正因为其硬度大,所以也很脆,易断折。如果你说的是日常生活用的刀具,锰钢工具较好,一来成本低,二来加工容易,第三韧性比锋钢好太多。

关键词: 锰钢 哪个

锋钢和锰钢作刀哪个更好相关经验

天气预报

最新推荐

页面:/news/view-1957586/ | 耗时:0.5955 s | 内存:2.11 MB | 查询:4 | 缓存读取:3 写入:0 | 加载文件:25
select * from tbl_Articles WHERE ArticleID=1957586 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=1957586 LIMIT 0,1
select * from tbl_Articles_sphinx where id=1957586 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(2197647,1085616,1095928,522386,1126784,1083548,1275683,413938,3016403,2615216,3307213,2610460,1122635,1376676,1123823,1073146,118382,1775866,1370506,1079355,1371409,1481661,1097635,1062756,1484833,1125089,1302918,313854,1097127,1076029) ORDER BY field (ArticleID,2197647,1085616,1095928,522386,1126784,1083548,1275683,413938,3016403,2615216,3307213,2610460,1122635,1376676,1123823,1073146,118382,1775866,1370506,1079355,1371409,1481661,1097635,1062756,1484833,1125089,1302918,313854,1097127,1076029)