球墨铸铁管壁厚均匀性工艺设备技术研究

林雪川, 梅燕娜, 要晓瑞

Research on process equipment technology for wall thickness uniformity of ductile iron pipes

LIN Xuechuan, MEI Yanna, YAO Xiaorui

中国铸造装备与技术 . 2023, (5): 92 -96 . DOI: 10.3969/j.issn.1006-9658.2023.05.021