国内海底抗酸管研究成果和进展  

Research Achievement and Progress of Domestic Submarine Acid-resistant Linepipe

作　　者：王斌 黄继庆 王佳 陈龙 赵波 赵与越 WANG Bin;HUANG Jiqing;WANG Jia;CHEN Long;ZHAO Bo;ZHAO Yuyue(CNPC Bohai Equipment Manufacturing Co.,Ltd.,Tianjin 300457,China;CNPC Bohai Equipment Huayou Steel Pipe Co.,Ltd.,Qingxian 062658,China;Julong Steel Pipe Co.Ltd.,Qingxian 062658,China)

机构地区：[1]渤海石油装备制造有限公司,天津300457 [2]渤海装备华油钢管有限公司,河北青县062658 [3]巨龙钢管有限公司,河北青县062658

出　　处：《钢管》2020年第5期8-14,共7页Steel Pipe

摘　　要：阐述了海底抗酸管的特点,分析影响海底管线抗酸性的因素,介绍了我国海底抗酸管的研究进展和应用现状,并指出目前国内海底抗酸管的主要研发思路:母材及其钢管应具有高强度、高韧性、低屈强比、优异的焊接性能,通过严格控制合金元素含量和管线钢管硬度与残余应力分布来保证海底抗酸管线的安全性与使用寿命。The characteristics of the submarine aid・resistant linepipe is elaborated,and the factors as affecting the acid resistance of the said linepipe is analyzed.Moreover the domestic research progress and present application situation of the linepipe are described.Furthermore the main thinking for current R&D of domestic submarine acid-resistant linepipe is pointed out i.e.,focusing on high strength,high toughness,low yield ration and excellent weldability of the material and the pipe proper,and assuring the safety and desired service life thereof by means of strict control of the alloy element contents and harness as well as the residual stress distribution,etc.

关 键 词：管线管 抗酸管 海底 HIC SSCC 力学性能 合金 

分 类 号：TG335.7[金属学及工艺—金属压力加工]