1) intergranular ferrite
沿晶铁素体
2) intra-granular ferrite
晶内铁素体
1.
The sizes and distribution of the inclusions in HAZ which promote intra-granular ferrite nucleation were measured using the automatic image analyzer, and the figures of the intra-granular ferrite which has self refining grain behavior were observed using transmission electron microscopes with energy dispersiv.
研究了焊接热输入为110kJ/cm三丝埋弧自动焊E36高强度低合金钢热影响区的晶粒细化行为;用自动图像分析仪测量了焊接热影响区诱导晶内铁素体形核夹杂物的大小、分布;用透射电镜观察了具有自细化行为晶内铁素体的形貌。
2.
The results show that Ti-containing complex inclusions act as the nuclei for intra-granular ferrites and refine austenite grains, and with Ti added, the area proportion of ductile fracture is increased.
结果表明:Ti的复合夹杂物可以作为晶内铁素体形核核心,细化奥氏体晶粒;加Ti后冲击断口中延性形貌所占面积比例上升,在保持非调质钢强度的条件下使韧性提高约50%。
3) grain boundary ferrite
晶界铁素体
1.
The results showed that the microstructures in CGHAZ of Ti-treated steel consisted chiefly of grain boundary ferrite,ferrite side plate and intragranular ferrite,but there were only grain boundary ferrite and ferrite side plate in CGHAZ of C-Mn steel.
结果表明,C-Mn钢焊接粗晶区主要为晶界铁素体+魏氏组织铁素体;钛处理钢焊接粗晶区主要为晶界铁素体+魏氏组织铁素体+晶内铁素体组织。
2.
To decrease the nucleation activation barrier the grain boundary ferrite prefers to nucleate at the prior austenite grain boundaries,which are also potential nucleation sites for the bainite.
采用电子背散射衍射(EBSD)研究了低碳Fe-C-Mn-Si钢中晶界铁素体/原奥氏体界面对贝氏体形核的影响。
4) intragranular ferrite
晶内铁素体
1.
Development of Microalloyed Intragranular Ferrite Steel With High Strength and Toughness;
晶内铁素体型高强韧性微合金非调质钢的进展
2.
Effect of secondary thermal cycle on intragranular ferrite;
二次热循环对晶内铁素体的影响
3.
Influence of carbon content on the formation of intragranular ferrite in isothermally treated medium-carbon vanadium-microalloyed steels;
碳含量对中碳含钒微合金钢晶内铁素体等温形成的影响规律
5) ferrite grain
铁素体晶粒
1.
013%Nb)in solution can make ferrite grain finer and then yield strength increased by 55 MPa in .
013%)能使铁素体晶粒细化,造成钢的屈服强度平均提高55 MPa。
2.
The changing principle, which after r→Q phase change large or small of ferrite grain is changed with .
本文就热变形工艺参数对ＤＨ３６热轧船板用钢组织变化规律进行了模拟研究，总结了γ→ａ相变后铁素体晶粒大小随变形量、终轧温度、冷却速度的变化规律，并借此讨论了ＤＨ３６钢控轧控冷工艺。
6) fine ferrite grain
细晶铁素体
1.
The results indicated that fine ferrite grains of 4-5 μm can be achieved by deformation enhanced phase transformation of undercooled austenite in combination with austenitic re-crystallization.
经适当的后续处理后,渗碳体、珠光体等第二组织弥散分布于细晶铁素体晶界上,使Q235低碳钢在保持细晶钢原有强度级别和塑性的基础上,屈强比有效降低。
补充资料：低温铁素体钢
分子式：
CAS号：
性质：适合低温(273～153K)使用的低合金铁素体钢。它们在脆性转变温度以上使用。可为三类：(1)低碳-锰钢，如233K用钢16Mn属于此类；(2)低镍钢，在233～213K用0.5％Ni钢；当温度降至193～183K时，用2.25％Ni钢，或含锰的1.5％Ni钢；(3)无镍铬低温铁素体钢，主要有203K用钢09Mn2V及09MnTiCuRE，183K用钢06MnNb，153K用钢06AlCu和06AlNbCuN。低温铁素体钢主要用于液体丙烷与丙烯、液氨等液化气的储存及输送装置，寒冷地区野外作业的设备和工程结构以及一些冷冻设备等。
CAS号：
性质：适合低温(273～153K)使用的低合金铁素体钢。它们在脆性转变温度以上使用。可为三类：(1)低碳-锰钢，如233K用钢16Mn属于此类；(2)低镍钢，在233～213K用0.5％Ni钢；当温度降至193～183K时，用2.25％Ni钢，或含锰的1.5％Ni钢；(3)无镍铬低温铁素体钢，主要有203K用钢09Mn2V及09MnTiCuRE，183K用钢06MnNb，153K用钢06AlCu和06AlNbCuN。低温铁素体钢主要用于液体丙烷与丙烯、液氨等液化气的储存及输送装置，寒冷地区野外作业的设备和工程结构以及一些冷冻设备等。
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