The high δ-ferrite number(level)in 1Cr18Ni9Ti austenitic stainless steel is the main factor to affect its rolling(forging)billet surface quality.
1Cr18Ni9Ti奥氏体不锈钢中δ-铁素体数量(级)过高是影响其轧(锻)坯表面质量的主要因素。
Control of δ-Ferrite Content in Precipitation Hardening Stainless Steel 17-4PH;
研究了17－4PH沉淀硬化不锈钢中δ－铁素体的形成因素、形态特征和化学成分配比，得出最佳成分（％）为：C0。
Effect of δ-ferrite on impact properties of 12%Cr rotor steel for ultra-supercritical steam conditions;
δ铁素体对12%Cr超超临界转子钢冲击性能的影响
The matrix of the powders was principally austenite;as the particle size decreased,the matrix changed from austenite to a composite consisting of austenite andδ-ferrite.
粉末基体组织以奥氏体为主,仅小粒径粉末基体由奥氏体与δ铁素体组成。
The results obtained by SEM,EDAX,AES and metallographic analysis have showed that the surface films of the weld metals after sodium corrosion mainly consist of chromium carbides and NaCrO2, and corne off to form sodium corrosion pits in some area,the pattern of sodium corrosion is the pitting and preference solution of δ-ferrite, the mean corrosion depth of the met.
SEM,EDAX,AES和金相分析表明,钠蚀后焊缝表面膜主要由铬的碳化物、NaCrO_2组成,局部脱落形成钠蚀坑,钠蚀形态为点蚀和δ铁素体优先溶解,平均钠蚀深度为7。
Systematically investigated and discussed texture formation mechanism of IF steel sheet hot-rolled in ferrite region and its transformation mechanism during cold-rolling/annealing by means of the microstructure observation and crystallographic orientation distribution function(ODF).
通过金相观察和织构ODF分析,系统地研究了铁素体区热轧IF钢织构的形成机制及其在冷轧和退火过程中织构转变的特点和机理。
Mechanical behaviors of a low carbon steel with a duplex microstructure of bainite and ferrite;
铁素体和贝氏体复相组织低碳钢的力学特性
Progress in Study on Precipitation Strengthening of Nb(C,N)in Ferrite of Niobium Microalloying HSLA Steel;
铌微合金化HSLA钢铁素体中Nb(C，N)析出强化的研究进展
Analysis of Phase Transformation of Austenite-ferrite in Linear Thermal Expansion Measarement of Medium-Carbon-High-Alloy-High-Strength Steel;
中碳高合金高强度钢线膨胀测量中奥氏体-铁素体相变过程分析