摘要:采用冷轧、冷拔、退火处理及酸洗等工艺实现了32mm×7mm规格UNS N08904超级奥氏体不锈钢无缝管的国产化,并对成品管的室温力学性能、晶粒度和晶间腐蚀性能等进行了研究。结果表明:退火处理和酸洗为关键的生产工艺,中间退火工艺为(1 060~1 100)℃×40min,成品退火工艺为(1 040~1 080)℃×35min,酸洗液为6%HF+12%HNO3,酸洗温度为30~40℃,酸洗时间为15h,在此工工艺条件下成品不锈钢无缝管的各项性能均符合相关标准要求。
注:因版权方要求,不能公开全文,如需全文,请咨询杂志社
热门期刊服务
Journal of Ocean University of China Chemical Research in Chinese Universities Journal of Zhejiang University Science A Journal of Zhejiang University Science B Journal of Wuhan University of Technology Journal of Huazhong University of Science and Technology The Journal of China Universities of Posts and Telecommunications Applied Mathematics:A Journal of Chinese Universities