摘要
介绍了舞钢研制开发的自升式海洋平台桩腿齿条用177.8 mm厚度A517Gr Q钢板的技术要求、生产工艺特点,对钢板实物质量水平进行了常规性能检验,同时进行了焊接评定。结果表明:舞钢生产的大厚度齿条钢板钢质纯净,杂质元素含量低,化学成分均匀,并且具有良好的综合力学性能和焊接性能。
The article describes the technical requirements and production process features of 177.8 mm thick- ness steel plate A517GrQ for gear rack of jack -up offshore platform leg. The company carries out routine mechanical tests and welding assessment on the steel plate in order to determine actual product quality. The test results show that the steel is of high cleanliness,low residual element contents, homogeneous chemical composition, good comprehensive mechanical properties and good weldability.
出处
《宽厚板》
2015年第3期1-4,共4页
Wide and Heavy Plate
关键词
齿条钢
A517GrQ
力学性能
工艺评定
Gear rack steel, A517 GrQ, Mechanical properties, Process evaluation
作者简介
吴涛，男，2008年毕业于武汉理工大学材料加工工程专业，硕士，工程师。
