摘要
日本JFE-HITEN610U2L属-50℃低温调质高强钢,可用于3 000 m3丙烯球罐的制造,试验研究表明该钢不仅具有优良的低温韧性,且可焊性良好,焊接接头的力学性能较高。通过分析球罐的焊接工艺评定以及工程施工实践,总结该钢的焊接工艺,介绍了焊接施工的关键技术措施。实践证明,该焊接工艺符合相关技术标准要求,能够用于指导3 000 m3高参数丙烯球罐的建造,可以确保其焊接质量,为该类球罐的建造提供了借鉴。
-50 °C JFE-HITEN610U2L quenched and tempered high strength steel which made in Japan can be used for the 3 000 m2 propylene spherical tanks.Experimental studies show that the steel has excellent low temperature toughness, good weldability and the mechanical properties of the welded joint is higher,too.With the study of the spherical tank welding technology assessment and construction practices,summarizes the welding process and introduces the key technical measures.Practice has proved,the welding process in accordance with the relevant requirements of technical standards, can be used to guide welding of the high number of propylene spherical tank and the quality of the tank are assured,While the ＂article has some rethrential significance to the steel with the spherical tank welding.
出处
《电焊机》
北大核心
2012年第4期28-32,43,共6页
Electric Welding Machine
