1) low alloy heat-resistant bolting steel
低合金耐热螺栓钢
1.
In the long term of production of the low alloy heat-resistant bolting steel, the out-of-tolerance of hardness is the one of the primary causes that leads to the rework of heat treatment.
低合金耐热螺栓钢广泛应用于大功率汽轮机等发电设备中。
2) low-alloy heat-resistant steel
低合金耐热钢
1.
The microstructure of the carbides in 12Cr1MoV low-alloy heat-resistant steel changes greatly after long-term service at elevated temperature.
12Cr1MoV低合金耐热钢在540℃运行20万h后,材料中碳化物的组织结构发生显著变化。
3) Mayari R
迈亚里R低合金耐热钢
4) Heat-resistant alloy steel
耐热合金钢
6) low and medium wear resistant alloy steel
低、中合金耐磨钢
1.
Based on the above,the disadvantage of high manganese steel and its investigation direction at present were presented and also the alloy design and microstructure design of low and medium wear resistant alloy steel were discussed.
分析了磨料磨损机理和对耐磨材料的一般性力学性能要求 ;在此基础上 ,提出了高锰钢的不足及其当前研究方向 ;并讨论了低、中合金耐磨钢的合金设计和组织设
补充资料:耐热
1.指生物在一定的高温下﹐能维持生命活动。 2.指材料﹑机件等在较高温度下能保持原有的机械﹑物理等性能。
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