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

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.