1) QC005 fine grain steel
QC005本质细晶粒钢
2) inherent fine grain
本质细晶粒
4) Fine-grained steel
细晶粒钢
1.
Ultra-narrow-gap welding process with boned flux stuck on groove used forwelding fine-grained steel;
细晶粒钢的涂覆焊剂片超窄间隙焊
5) substantial fine grains
本质细晶
1.
5Nb-TiAl based alloy with substantial fine grains were researched systematic in this thesis.
5Nb-TiAl基合金的高温压缩变形机制、热加工性、高温氧化行为及研制出一种高性能本质细晶8。
6) ultra-fine grained steel
超细晶粒钢
1.
Present status and developmental direction of high performance structural material-oriented ultra-fine grained steel;
面向高性能结构材料的超细晶粒钢研究现状及发展方向
2.
To investigate the refinement of the grains in the coarse grain heat affected zone(CGHAZ) of 400 MPa ultra-fine grained steel joints welded by gas tungsten arc welding(GTAW) with air cooling and water cooling,post welding normalization treatments(PWNT) are performed respectively for three times.
为研究400 MPa级超细晶粒钢焊接接头热影响区粗晶区的晶粒细化行为,对其空冷与水冷接头均进行了3次焊后正火热处理。
3.
This paper discussed the effects of Nb on the HAZ structure and properties of ultra-fine grained steel formed by the deformation inducement.
讨论了以形变诱导相变为主的超细晶粒钢在添加合金元素铌以后热影响区组织性能的变化。
补充资料：细晶粒钢
fine-grainedsteel：加热到超过Ac3点相当多的温度，奥氏体晶粒仍然基本上未长大（但当到达某一高温，即晶粒粗化温度以上则急剧长大）的钢。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条