δ-铁素体含量对高SiN奥氏体不锈钢焊缝性能的影响
杨景清, 董文超, 陆善平

Effect of δ-ferrite Content on Resistance to Cracking and Nitric Acid Corrosion of Weld Joints for High SiN Austenitic Stainless Steel
YANG Jingqing, DONG Wenchao, LU Shanping
图12 8δ和10δ试样腐蚀不同时间后纵截面的金相照片
Fig.12 Metallographic photographs of longitudinal sections of 8δ (a1-a3) and 10δ (b1-b3) specimens after corrosion for 10 d (a1, b1), 20 d (a2, b2), and 30 d (a3, b3)