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- butt welded pipe 對接焊管,平焊接管,對縫焊管
- butt weld pipe mill 直縫焊管軋機
- Keywords welding residual stress;girth butt welded pipe;stress corrosion cracking; 焊接殘余應力;對接環(huán)焊管道;應力腐蝕開(kāi)裂;
- Butt welded and seamless pipe fitting Products: elbow,tee,nipple,stub end, MAIN TECHNICAL PARAMETE... 發(fā)布者：梁海龍所在地：浙江溫州市行業(yè)：建筑、建材職位：業(yè)務(wù)主管工作年限：二年以上
- In the production of H.F. butt spiral welded pipe, the vertical roll extruding installation with fixed position are changed into horizontal roll installation with fixed pressure. 在高頻對接螺旋焊管試驗生產(chǎn)中，將恒位置立輥擠壓裝置改為恒壓力平輥裝置，對兩種裝置的摩擦參數進(jìn)行了分析比較。
- Some crack extension probably developed from the unfused section of the butt weld across the thickness of the stiffener during transport and erection. 有些裂紋可能在運輸和安裝過(guò)程中就從加勁肋對接焊未熔透處開(kāi)始發(fā)展。
- This indicated that the fracture had initiated at the unfused butt weld in the longitudinal stiffener. 研究表明裂紋是從縱向加勁助未熔透的對接焊縫中起始的。
- Body ? streamlined flow path minimizes pressure drop. Butt weld, venturi or flanged ends provide piping alternatives. 閥體?流線(xiàn)形流道，最大限度減少壓降。對焊、縮喉管或法蘭連接端口幾種可供選擇的連接方式。
- Faultily welded piping is apt to come apart. 管子焊得不好，容易脫節。
- butt welding pipe 管道對接焊
- The butt weld is easier to inspect nondestructively than the fillet welds. 對接焊縫比角接焊縫更容易進(jìn)行無(wú)破壞檢查。
- Turbulence, erosion and pressure drop are minimized.Flanged End-Crane cast steel gate valves are available in flanged end and butt weld ends. 所有閥蓋構件都是鑄件，并且按照嚴格的一致的公差標準進(jìn)行拋光，使得閥體與閥桿能夠準確校準，密封更加容易。
- Body: Strong construction assures maximum safety over the recommended pressure and temperature range. Both flange and butt weld ends are available. 閥體：堅固耐用的結構，確保在相應的壓力溫度等級范圍內的安全性?？商峁┓ㄌm和對焊兩種連接方式。
- The executive mechanism of Cu-Al pipe butt welder,based on above,was designed,including its air system and mating clamper. 在分析了銅鋁管焊接工藝過(guò)程的基礎上,重點(diǎn)論述了銅鋁管對焊機執行系統和控制系統的設計。
- On basis of elastic bend theory,it give out calculation formula of welded pipe HME forming core roller torque. 基于彈塑性彎曲工程理論,給出了焊管連續扭轉(HME)成型芯輥直徑的理論計算公式。
- The flying sawing machine is one of the key units of the straight welded pipe production line. 飛鋸是直縫焊管生產(chǎn)線(xiàn)上的關(guān)鍵設備之一。
- This article introduced the experiment of residual stress in flat tubeplate head of large scale fuel boiler that was manufactured by cold rotary extruding and butt weld. 本文介紹了大型燃油鍋爐經(jīng)拼板焊接和冷旋壓加工制造而成的平管板封頭殘余應力試驗。
- It's provided to mill the two ends of the welded pipe and chamfer the inner and outer edges. 它用于銑削焊管兩端并倒內外棱角。
- Fractured 1Cr18Ni9Ti butt welding flange was analysed by OM, SEM and EDX. 用光學(xué)顯微鏡、掃描電鏡和能譜儀分析了 1 Cr1 8Ni9Ti對接焊法蘭盤(pán)斷裂原因。
- Briefed in the paper are the invention and development history of the ERW straight welded pipe forming mill. 簡(jiǎn)要介紹了ERW直縫焊管成型裝置的產(chǎn)生和發(fā)展歷程。
