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1)  low-carbon low-alloy
低碳低合金
1.
By researching and analyzing low-carbon low-alloy steel component, technique of heat treatment, metallurgical structure and mechanical characteristic, using foreign experience for reference, this paper indicates that low-carbon low-alloy steel is one of the perfect materials under the high stress and high frequency impact condition.
通过对低碳低合金钢的成份、热处理工艺、金相组织及机械性能的研究与分析,并借鉴国外斗齿的使用经验提出低碳低合金钢是抵抗高应力、高频率冲击载荷磨粒磨损工况条件下的理想耐磨材料之一。
2.
By analyzing low-carbon low-alloy steel components, technique of heat treatment, metallurgical structure and mechanical characteristic, and using foreign experience for reference, it is found that low-carbon low-alloy steel is one of the perfect wear-resistance materials under the high stress and high-frequency impact conditions.
挖掘机斗齿由于受多种复杂工况条件及软介质的影响,传统高锰钢(ZGMn13)斗齿不能满足其磨损要求;通过对低碳低合金钢的成份、热处理工艺、金相组织及机械性能的研究与分析,并借鉴国外斗齿的使用经验指出低碳低合金钢是抵抗高应力、高频率冲击载荷磨粒磨损工况条件下的理想耐磨材料之一。
2)  LALC cast steel
低碳低合金铸钢
3)  Low alloy mild steel
低合金低碳钢
4)  low carbon and low alloy steel
低碳低合金钢
1.
In general,the microstructure of weld metal of the low carbon and low alloy steels consists of pre eutectoid ferrite,acicular ferrite,side plate ferrite and some granular bainite and martensite.
低碳低合金钢焊缝金属的显微组织基本上包括先共析铁素体、针状铁素体、侧板条铁素体、少量的粒状贝氏体和马氏体。
5)  low carbon alloy steel
低碳合金钢
1.
Impact corrosion and abrasion properties of the low carbon alloy steel with different chromium con- tent under the simulated working condition of metallurgical industry were investigated by a MLD-10impact-corro- sion-abrasion tester.
在模拟工况条件下,对不同铬含量的新型衬板用低碳合金钢在腐蚀环境中的冲击磨损性能进行了测试,并利用扫描电镜和金相显微镜对试样的表面和亚表面形貌进行了观察。
2.
The influences of chromium content on the hardness,impact toughness and corrosion resistance of low carbon alloy steel were studied using OM and hardness tester.
利用光镜、显微硬度计研究了铬含量对低碳合金钢组织、硬度、冲击韧度及耐均匀腐蚀性的影响。
3.
The sub-temperature quenching process for the large low carbon alloy steel forging with different chemical composition has been described in this article,and the sub-temperature quenching process parameter which has been already applied in the practical production has been determined as well.
对不同成分的大型低碳合金钢锻件亚温淬火工艺进行研究,确定了亚温淬火工艺参数,并应用于实际生产中。
6)  low carbon ferroalloy
低碳铁合金
补充资料:高硼低碳高温合金
分子式:
CAS号:

性质:一种镍基铸造高温合金。硼含量为0.05%~0.2%,碳含量小于0.05%,不同于普通铸造镍基合金的硼为0.005%~0.03%和碳为0.1%~0.25%。高硼低碳高温合金在保持普通镍基铸造高温合金高温强度的同时,中温性能特别是塑性显著提高,如Mar-M200合金在980℃时具有很高的持久强度、蠕变强度和良好的塑性,但760℃的持久塑性几乎为零,而其改型的高硼低碳B-1950合金在保持Mar-M200合金980℃优越性能的同时,760℃的持久塑性可达2%~5%。主要用于制做发动机涡轮叶片和整体铸造涡轮转子。

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