中俄東線工程用Φ1 422 mm X80鋼級感應(yīng)加熱彎管研發(fā)

R&D ofΦ1 422 mm X80 Induction-heated Bend for Sino-Russia East-line Project

摘要: 介紹中俄東線工程干線用Φ1 422 mm X80鋼級感應(yīng)加熱彎管的研發(fā)過程，詳細闡述其關(guān)鍵制造技術(shù)，并檢測產(chǎn)品的力學(xué)性能等。分析認為：該感應(yīng)加熱彎管適用于-45～80℃工作環(huán)境，額定工作壓力達到12 MPa；抗震性好、強度和韌性高、性能穩(wěn)定可靠、使用壽命長；各項性能指標(biāo)均達到或優(yōu)于技術(shù)條件及相關(guān)標(biāo)準(zhǔn)要求。

Abstract: Described here in the paper are the R & D activities for the Φ1 422 mm 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.