鞍钢技术
鞍鋼技術
안강기술
AISC TECHNIQUES
2014年
6期
1-7
,共7页
刘仁东%王旭%郭金宇%徐荣杰%王科强
劉仁東%王旭%郭金宇%徐榮傑%王科彊
류인동%왕욱%곽금우%서영걸%왕과강
亚稳奥氏体%微合金元素%TRIP钢%TWIP钢%Q&P钢%强塑积%成形性%延迟断裂
亞穩奧氏體%微閤金元素%TRIP鋼%TWIP鋼%Q&P鋼%彊塑積%成形性%延遲斷裂
아은오씨체%미합금원소%TRIP강%TWIP강%Q&P강%강소적%성형성%연지단렬
metastable austenite%microalloying elements%TRIP steel%TWIP steel%Q&P steel%product of strength and ductility%formability%delayed fracture
介绍了亚稳奥氏体和微合金元素(Nb、V）对TRIP钢、TWIP钢和Q&P钢等冷轧高强汽车钢性能的影响。主要包括调控冷轧高强汽车钢亚稳奥氏体组织的成分体系和连续退火工艺、亚稳奥氏体组织特征及测量方法，及其对高强汽车钢强塑积、拉伸曲线形状等性能的影响等。同时介绍了微合金元素(V、Nb）对冷轧高强汽车钢成形性、强度等级、延迟断裂等个性化性能的影响。
介紹瞭亞穩奧氏體和微閤金元素(Nb、V）對TRIP鋼、TWIP鋼和Q&P鋼等冷軋高彊汽車鋼性能的影響。主要包括調控冷軋高彊汽車鋼亞穩奧氏體組織的成分體繫和連續退火工藝、亞穩奧氏體組織特徵及測量方法，及其對高彊汽車鋼彊塑積、拉伸麯線形狀等性能的影響等。同時介紹瞭微閤金元素(V、Nb）對冷軋高彊汽車鋼成形性、彊度等級、延遲斷裂等箇性化性能的影響。
개소료아은오씨체화미합금원소(Nb、V）대TRIP강、TWIP강화Q&P강등랭알고강기차강성능적영향。주요포괄조공랭알고강기차강아은오씨체조직적성분체계화련속퇴화공예、아은오씨체조직특정급측량방법，급기대고강기차강강소적、랍신곡선형상등성능적영향등。동시개소료미합금원소(V、Nb）대랭알고강기차강성형성、강도등급、연지단렬등개성화성능적영향。
The effect of metastable austenite and microalloying elements (Nb and V) on prop-erties of such cold rolled high strength automobile steels as TRIP, TWIP and Q&P steels are intro-duced, which includes these influencing factors such as adjusting and controlling the composition system of the metastable austenite microstructure in cold rolled high strength automobile steels, continuous annealing process, the characteristics of the metastable austenite microstructure and the method for measuring these characteristics as well as the effect of metastable austenite on the product of strength and ductility and shapes of the tensile curves of high strength automobile steels. And also the effect of microalloying elements (Nb, V) on these Individual properties such as formability, strength grade and delayed fracture of cold rolled high strength automobile steels is intrduced.
