Process of strengthening & toughening and cryogenic treatment of LD steel was researched.
研究了新型模具钢LD的强韧化及深冷处理工艺。
Cryogenic liquids and their vapors can rapidly freeze human tissue and can cause many common materials such as carbon steel, rubber, and plastics to become brittle or even break under stress.
低温液体和它们的蒸气能够迅速冷冻人体组织，而且能导致许多常用材料，如碳素钢、橡胶和塑料变脆或者甚至在压力下破裂。
The influences of cryogenic treatments on the microstructure, material performances and the impact wear resistance of the superhigh manganese steel are studied.
主要研究了深冷处理对超高锰钢组织、性能及耐磨性的影响。
A unique wound flat steel ribbon pressure vessel is proposed to be used in cryogenic engineering in this paper.
本文提出将我国独创的扁平绕带式压力容器技术应用于低温工程中，这必将带来安全、经济的应用效果。
In the cryogenic temperature field, the change of steel structure is random and ultramicroscopic, and it is also a kind of progressive changing process.
在超低温温度场中，钢组织结构的转变是随机、超显微的，而且是一种逐渐的转变过程。
One new method to improve life of spot welding electrodes for galvanized steel sheets, cryogenic treatment, is presented.
提出了一种新的提高镀锌钢板点焊电极寿命的方法，即深冷处理工艺。
The effects of the cryogenic treatment on the wear resistance of tool steel, other steels and cast iron materials were discussed.
阐述了深冷处理对工具钢、其他钢铁材料及铸铁材料耐磨性的影响。
The research achievements of cryogenic treatment have been applied to cast alloys, including high Cr cast iron, 440A cast stainless steel, 45 carbon steel, in recent years.
介绍近几年将深冷处理技术应用于高铬铸铁、44 0A铸造不锈钢、45碳素铸钢等铸造合金材料中的研究结果。
The research achievements of cryogenic treatment have been applied to cast alloys, including high Cr cast iron, 440A cast stainless steel, 45 carbon steel, in recent years.
介绍近几年将深冷处理技术应用于高铬铸铁、44 0A铸造不锈钢、45碳素铸钢等铸造合金材料中的研究结果。
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