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8. 不同退火温度下高温热影响区微观组织的OM像
Fig.8. OM images of microstructures in HAZ 1 after annealing at different temperatures for 3 min(a) 650 ℃ (b) 750 ℃ (c) 850 ℃ (d) 950 ℃
