中俄东线工程用Φ1422mm X80钢级感应加热弯管研发  

R&D of Φ1422mm X80 Induction-heated Bend for Sino-Russia East line Project

作　　者：巩忠旺 赵志伟 陈跃华 杜国强 白福良 GONG Zhongwang;ZHAO Zhiwei;CHEN Yuehua;DU Guoqiang;BAI Fuliang(Julong Steel Pipe Co.,Ltd.,Qingxian 062658,China)

机构地区：[1]巨龙钢管有限公司,河北青县062658

出　　处：《钢管》2020年第3期25-29,共5页Steel Pipe

摘　　要：介绍中俄东线工程干线用Φ1422 mm X80钢级感应加热弯管的研发过程,详细阐述其关键制造技术,并检测产品的力学性能等。分析认为:该感应加热弯管适用于-45~80℃工作环境,额定工作压力达到12 MPa;抗震性好、强度和韧性高、性能稳定可靠、使用寿命长;各项性能指标均达到或优于技术条件及相关标准要求。Described here in the paper are the R&D activities for the Φ1422mm X80 induction-heated bend to be used for the Sino-Russia East-line Project,focusing on the details of related key manufacturing technologies.And the mechanical properties of the product are tested.Based on the analysis,it is regarded that the said bend is applicable to servicing under the working conditions of the temperature range of-45~80℃,and the rated operation pressure up to 12 MPa;the bend is in possession of good seismic capacity,high strength and toughness,consistent performance and long service span;and all the performance indexes of the bend are up to or even better than the applicable technical conditions,and the requirements as specified under relevant standard.

关 键 词：弯管 大直径 感应加热 X80钢级 机械性能 几何尺寸 外观质量 

分 类 号：TG335.75[金属学及工艺—金属压力加工] TG156.1