低碳铁素体不锈钢高频直缝电阻焊管退火工艺优化
邵毅,李彦默,刘晨曦(
),严泽生,刘永长
),严泽生,刘永长
Annealing Process Optimization of High Frequency Longitudinal Resistance Welded Low-CarbonFerritic Stainless Steel Pipe
SHAO Yi ,LI Yanmo ,LIU Chenxi (),YAN Zesheng ,LIU Yongchang
),YAN Zesheng ,LIU Yongchang
图7. 不同退火温度下焊缝区析出相的TEM像
Fig.7. TEM images of precipitated phase in weld zone after annealing at different temperatures for 3 min(a) 650 ℃ (b) 750 ℃ (c) 850 ℃ (d) 950 ℃
