螺旋焊管,spiral welded pipe

　　1)spiral welded pipe螺旋焊管

　　1.Mathematical analysis for the diameter tolerance of spiral welded pipe;螺旋焊管直徑公差的數學分析

　　2.Improvement upon the lubrication of forming rollers for spiral welded pipe;螺旋焊管成型輥的潤滑改進

　　3.In way of weld field,the article introduces application foreseeing of this technology,also discusses this technology application into 4 aspects:forming roller design and manufacturing,design of longitudinal welded pipe mill,the control of deform process and forming stress in longitudinal welded pipe in production,and the control of pipe residual stress in spiral welded pipe in production.從焊管行業的角度介紹了虛擬制造技術在焊管生產領域的應用發展前景,探討了該技術在成型輥設計與制造、直縫焊管機組的設計、直縫焊管生產中的變形過程和成型力的控制以及螺旋焊管生產中管體殘余應力的控制等四個方面的應用。

　　1.Engineering Application Research on Welding X70 Spiral Sub-merged Welding Pipe;X70螺旋焊管焊接的工程應用研究

　　2.The Strength and Loading Capacity of SSAW Pipe Welding Joint螺旋焊管焊接接頭的強度和承載能力

　　3.The Temperature Control System in HF Spiral Pipe Mill高頻螺旋焊管焊縫溫度的閉環控制系統

　　4.Study on the X-Ray Real-time Digital Imaging System Used in Welding Line of the Spire Welded Pipe;螺旋焊管焊縫X射線實時數字成像系統研究

　　5.Research on Intellectualized Control System for the Automatic Tracking of External Weld Seam of Spiral Weld Pipe;螺旋焊管外焊縫自動跟蹤智能控制系統研究

　　6.Analysis and Study on Residual Elastic Recovery of Spiral Welded Pipe(Part Ⅱ)螺旋焊管殘余彈復問題的分析與研究(下)

　　7.Analysis and Study on Residual Elastic Recovery of Spiral Welded Pipe(Part I)螺旋焊管殘余彈復問題的分析與研究(上)

　　8.Design of A New Type Concave-convex Guide Plate of Spiral Weld Pipe Plant新型螺旋焊管生產用凹凸式導板的設計

　　9.high frequency welded spiral fin tube高頻焊接螺旋翅片管

　　10.Inside Weld Crack Analysis and Control of SSAW Pipe螺旋埋弧焊管內焊縫裂紋分析與控制

　　11.Cause Analysis on Weld Brittleness of X80 Grade SSAW PipeX80級螺旋埋弧焊管焊縫脆化原因分析

　　12.Research on Strain Aging for X80 Grade HSAW Steel PipeX80級螺旋埋弧焊接鋼管應變時效研究

　　13.Research on Thin-wall Spiral Weld Stainless Steel Pipe Manufacturing Technology薄壁螺旋縫不銹鋼焊管制造技術研究

　　14.Effects of the Manufacturing Process Stages on the Mechanical Properties for X80 Grade SSAW Steel PipeX80鋼級螺旋焊鋼管力學性能研究

　　15.Quality Evaluation of Spiral Seam Cold Bending Pipe of X70 SteelX70鋼螺旋焊縫冷彎管的質量評價

　　16.Generation and Elimination of Slag in Gas Pocket of Spiral Submerged Arc Welded Pipe螺旋埋弧焊管焊縫夾珠型氣孔的形成與消除

　　17.The Prediction of SSAW Pipe Weld Reinforcement Based on BP Neural Network基于BP神經網絡的螺旋埋弧焊管焊縫余高預測

　　18.Effect of Outside Welding Groove Angle on Weld Quality of X80 Grade SSAW Pipe外焊坡口角度對X80級螺旋埋弧焊管焊縫質量的影響

　　SSAW pipe螺旋焊管

　　1.Described in the article is the principle of producing the SSAW pipe with the low structural stress forming process with the externally-controlled forming mechanism.介紹了在外控式成型器上采用低結構應力成型法生產螺旋焊管的機理,即在外控式成型器上采用預彎與定徑對中裝置,通過三輥彎板過量變形,利用定徑套和焊墊輥的阻力,從而達到既獲得標準的管徑又使管壁殘余應力降低的目的。

　　2.The Indian Iron and Steel R& D Center has researched out a kind of laser displacement inspection device for online inspecting steel pipe diameter and weld offset for the SSAW pipe factory of India RSP company which is an underling of Indian Iron and Steel Management Bureau.印度鋼鐵研究與開發中心為印度鋼鐵管理局下屬盧爾凱萊鋼公司(RSP)的螺旋焊管廠研制出一種鋼管直徑和焊縫錯邊量在線激光位移檢測裝置。

　　3.At present,adopting Emission Spectrum to analyze chemical composition of SSAW pipe.目前螺旋焊管化學成分分析一般采用發射光譜儀進行。

　　3)spiral submerged arc welded pipe螺旋焊管

　　1.This article analyzes occurrence mechanism and reason of forming weld protruding of spiral submerged arc welded pipe and influence of peaking to protruding of steel pipe,and also put forward effective control method such as draw up the best process parameter,make steel plate edge shape norm,prebending steel plate edge to settle protruding problem.分析了螺旋焊管制造過程中成型縫"噘嘴"現象產生的機理和原因,以及"噘嘴"現象對鋼管質量的影響,并提出了制定*佳工藝參數、解決鋼帶鈍邊形狀不合理、對鋼帶邊緣進行預彎等解決"噘嘴"的有效控制方法。

　　2.In accordance with specialty of double wires welding process of inside welding for spiral submerged arc welded pipe,a set of internal welding double wires welding unit is developed.根據螺旋焊管內焊雙絲焊工藝的特殊性,研制了一套內焊雙絲焊裝置,該裝置由焊絲對縫跟蹤機構、焊臂支撐導向機構、送絲系統、調節機構及導電焊炬等組成。

　　4)spiral pipe螺旋焊管

　　1.In order to satisfy the urgent requirement of large diameter line pipe with high quality, a study was made on the process of spiral pipe end expanding by means of FEM numerical simulation and experiment.3mm、長為500mm的埋弧螺旋焊管作為對象，在YD—315液壓機上進行了擴徑實驗。

　　2.Based on the specialty of internal welding process of spiral pipes, a new intern al welding apparatus is developed for the spiral pipe welding.由于螺旋焊管的內焊是在管坯內進行的,不便于觀察且受管內空間位置的限制,因而內焊裝置具有其特殊性。

　　5)helical welded pipe螺旋焊管

　　1.It is introduced that the process appraise and test of helical welded pipe under higher welding speed and discussed the produced cause of maim quality problem-inside weld depression and undercut, etc.介紹了在較高焊速下所進行的螺旋焊管工藝評定試驗情況,并對提速后生產初期出現的主要質量問題——內焊縫凹陷、咬邊等焊接缺陷產生的原因及控制措施進行了探討,同時提出了進一步擴大提速空間的幾點建議。

　　6)X60 spiral welded pipeX60螺旋焊管

　　1.Through stress corrosion tests for reforming pre-cracked wedge-open loading specimens,the(da/dt) of X60 spiral welded pipe were gotten in 500 ppm and 1000 ppm H_2S solution.通過改進的WOL預裂紋試樣應力腐蝕試驗,得到了在500,1000 ppm的硫化氫水溶液中,X60螺旋焊管的應力腐蝕裂紋擴展速率da/dt,結果表明,隨硫化氫水溶液濃度的增加,X60螺旋縫埋弧焊管應力腐蝕裂紋擴展速率增加,焊管抗應力腐蝕的壽命越短。

　　螺旋焊管分子式：CAS號：性質：焊接管的一種。是專用成型機將帶鋼卷成螺旋狀，用埋弧焊接法從螺旋縫的里面和外面進行焊接而成的鋼管。其特點有：成型角度不同，用同一寬度的帶鋼，可以制造出不同直徑的焊接管。連續式生產，管子的長度不受限制。焊縫是螺旋狀，在全圓周均勻分布，所以尺寸精度高，對鋼管的強度也有利。設備投資比較少，焊管尺寸變更容易，有利于少量多品種生產。焊管應用非常廣泛，主要用作管樁、橋墩等。