热挤压110S-13Cr厚壁无缝钢管的工艺研究  

Study on Hot-extrusion Process for 110S-13Cr Heavy Wall Seamless Steel Pipe

作　　者：赵明 张亚彬 庞于思 刘静 王连华 ZHAO Ming;ZHANG Yabin;PANG Yusi;LIU Jing;WANG Lianhua(Xinxing Ductile Iron Pipes Co.,Ltd.,Handan 056300,China)

机构地区：[1]新兴铸管股份有限公司,河北邯郸056300

出　　处：《钢管》2020年第5期38-42,共5页Steel Pipe

摘　　要：为满足石油天然气复杂开采环境的要求,提出采用热挤压工艺生产小直径厚壁110S-13Cr接箍料用无缝钢管。介绍了热挤压生产的变形特点、挤压机设备和挤压工模具设计情况,阐述了110S-13Cr厚壁无缝钢管的热挤压生产工艺流程及生产控制要点。采用热挤压工艺生产的小直径厚壁无缝钢管的表面质量、尺寸公差优势明显、各项性能均能够满足技术要求,可广泛地应用于油气田开采等行业。In order to meet the requirements for the complex field conditions for oil and gas extraction,it isproposed to employ the hot-extrusion process to produce small-sized,heavy-wall 110S-13Cr seamless steel pipe that is tobe used as the coupling blank.Described here in the paper are the main aspects of the said hot-extrusion process,includingthe deformation characteristics,the extrusion mill proper and design of the extrusion tools and dies.Also detailed are thehot-extrusion manufacturing process flow for the 110S-13Cr heavy-wall seamless steel pipe,and relevant productioncontrol tips.The small-sized seamless steel pipe as made with the above mentioned hot-extrusion process features surfacequality and dimension tolerance superiorities,and has all of its properties satisfactory to applicable technical requirements,being widely applicable to the industrial fields like oil and gas production.

关 键 词：无缝钢管 挤压工艺 热处理 110S-13Cr 厚壁 

分 类 号：TG376.9[金属学及工艺—金属压力加工]