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- This paper introduce how to develop hot rolled strip used for J55 ERW casing for petroleum by using the technology of Nb micro alloying in BaoTou CSP plant. 介绍了包钢CSP厂采用Nb微合金化技术开发直缝焊石油套管用热轧钢带J55的过程。
- The low carbon micro alloyed ultra fine grained steel,low carbon duplex steels and low alloyed transformation induced plasticity(TRIP) steel has good anti seismic property. 提高建筑结构钢的抗震性,应在保证钢材具有较高强度的同时,提供其塑性和韧性。
- R &D of Conn-rod of High-strength Micro Alloyed 高强度非调质钢连杆的研制
- The developments of industrial application in HSLA steel,difficulty and potential research directions of titanium micro alloying were also analyzed. 概述了钛微合金化在低合金高强钢中的工业应用进展、难点及可能的研究方向。
- Interaction of Rare Earths and Micro Alloying Elements Nb, V and Ti in Steel 钢中稀土与铌、钒、钛等微合金元素的相互作用
- It was pointed out that rare earth plays an important role in micro alloying, which led to the changes in the morphology, microstructure refining, and phase structure of the surface modification coatings and hence improved the properties of the coatings. 稀土元素在改性层中的作用机理为：稀土元素的微合金化作用，改变了改性层中第二相或夹杂物的形态与性能，改性层组织细化和结构因素，是材料表面改性层抗高温氧化和耐蚀性能得到改善的主要原因。
- Low alloy steel and micro alloy steel 低合金钢及微合金钢
- HOT DUCTILITY OF VANADIUM MICRO ALLOY STEEL CC SLAB 含钒微合金钢连铸坯高温塑性的研究
- micro alloy diffusion transistor 微杂质扩散晶体管
- How fast does the new micro process the data? 这新微型计算机处理数据有多快?
- Nb Bearing Micro Alloy Steel 铌微合金钢
- NB: What should we do in case of chemical burns? 护士B：如果是化学烧伤可以怎么办?
- NB The office will be closed from 1 July. 注意：办事处从7月1日起将关闭。
- NB: There is no lifetime for memory caching! 内存缓存没有生存时间!
- Best of luck in the year to &nb sp;come. 愿你在未来的一年里，吉星高照。
- Best wishes from Mark, Janet and &nb sp;the kids. 马克、珍妮特和孩子们，谨呈最诚挚的祝福。
- He &nb sp;put all the books beside one another. 他把所有书并列摆放起来。
- Keywords micro alloying righ Cr Mo cast steel modification guide; 高铬钼铸钢;微合金化;变质处理;导卫板;
- My heart is my Christmas present &nb sp;to you. 我的心就是我奉献给你的圣诞礼物。
- We put the sale statistics on to the office micro. 我们把销售统计数字输入办公室的微机电子计算机中。
