焊縫面 的英文怎麼說
中文拼音 [hànféngmiàn]
焊縫面
英文
grooved face-
A kind of stainless steel flux - cored wire has been successfully developed, based on acid slag type system, by adding a bit of oxides and trace of deoxidizer, adjusting the fluidity of melting slag to increase shielding of the back weld
在酸性渣系的基礎上,通過添加少量氧化物,調整熔渣的流動性,並加入微量的強脫氧劑,以增強背面焊縫的保護,研製成功一種背面不充氬的不銹鋼打底單面焊雙面成形專用藥芯焊絲。Idea of differential plane is introduced in the calculation of orientation of normal line, and optimal orientation for electron gun is obtained. this work is helpful for guaranteeing welding quality
在法線姿態的計算中,引入微分平面的設計思想,獲得了焊接過程中的最佳姿態,保證了焊縫質量。The welding technology of francis turbine runners is optimized from the view of subsection welding and local heating by numerical simulation. the result shows that welding residual tensile stress appears in the weld and its area nearby, and peak stress appears in the dangerous area of blades after practising quondam welding technology ; welding residual tensile peak stress in the dangerous area of blades can be decreased by welding both ends earlier and then welding middle section later during subsection welding, and decreasing effect on welding residual stress of the subsection welding is related to the weld length of blade outlets and welding direction of each subsection ; decreasing effect on residual stress of the local heating is direct proportional to heating time, heating temperature, heating area, and inversely proportional to cooling area, and welding residual tensile peak stress in the dangerous area is decreasing trend earlier, and then increasing trend later with heated location increased
本文利用數值模擬手段對轉輪的焊接工藝從分段焊和局部加熱兩個方面進行了優化,結果表明:採用普通工藝焊接時,葉片焊后殘余拉應力出現在焊縫及其附近區域,並且在葉片出水邊的熔合線附近(危險區域)出現了峰值;在採用優化的分段焊時,先焊兩端后焊中間的方法可以降低葉片危險區域的焊接殘余拉應力峰值,降低效果與葉片出水邊焊段長度、焊縫各段的焊接方向有關;局部加熱法降低轉輪危險區域殘余應力的效果主要與加熱時間、加熱溫度以及加熱面積成正比,與冷卻面積成反比,並且危險區域的殘余應力隨加熱區域的增大呈先降低后升高的趨勢。The calculation results indicate that the outboard of drum walls fall in plastic yielding at the same time the rising cooling water reaches the height of that point and the yield region becomes narrower and narrower when it comes closer to the circumferential strake weldments, which explains the reason coke drums experience bulging and cracks occur in the weld seams portions of shell to shell after long in service
計算結果表明:塔壁外側在冷卻水面到達的瞬間進入塑性屈服,筒節中部塑性屈服區較大,當靠近焊縫時塔壁的塑性變形區逐漸縮小直至消失,塔壁塑性屈服區的分佈特點解釋了塔體長期使用后發生鼓凸變形及簡體與焊縫連接處產生裂紋的原因。Vertical welds not completely removed by backgouging shall be performed vertically up, unless specifically approved in writing by secco
對于不能通過逆向刨削完全清除的縱向焊縫應垂直施焊,除非賽科公司有特殊的書面指示不用垂直施焊。To avoid manual labor of chiseling - grossness, in the area of second - stage concrete construction, permanently non - removed metal molding boards nets are used as molding boards of first - stage concrete. substitution joints of reinforcing steel bars for traditional electric welding and usage of equipments for joints of reinforcing steel bars efficiently improve strength of junctions and rate of connecting reinforcing steel bars, and safety of construction and stability of quality, and greatly reduce cost. it ' s possible that three gorges project become top - ranking project in the world by study on systems engineering of high - strength concrete construction
混凝土縫面處理採用高壓水流沖毛技術,大大提高了施工工效,減少了倉面污染;模板工程大量採用定型鋼模板施工技術,提高了壩體混凝土成型質量和工程進度;在二期混凝土施工區域,為免除人工鑿毛勞動強度,採用永久性免拆金屬模板網作為一期混凝土模板;鋼筋連接改進傳統的電焊連接方式,採用大量採用鋼筋接頭機械連接技術,有效提高了接頭強度和鋼筋連接速度,施工安全性大大加強,質量穩定性有效提高,經濟成本大大降低;三峽二期工程持續高強度混凝土施工系統工程的研究,使三峽工程成為名符其實的「世界一流工程」成為可能;三峽二期工程混凝土溫控綜合技術的應用,有效降低了壩體混凝土溫度的產生;混凝土表面處理及裂縫處理技術的應用,提高了建築物的整體性和耐久性。Seal the assistant who clears up machine being that one kind of new model is good be used for the stainless steel project, equipment, what be come into being black solders road, handles a simplicity when it can help your relaxed treatment argon arc soldering machine flow welding stainless steel, grab the head as long as using this machine to control touch choose clear up liquid saying that the surface is light in soldering clean, the black welding bead is immediately disappear, bright if new, hurt bright stainless steel surface face by no means, clear up the queen using wet fabric to clean again, outside, stainless steel not getting rusty, not being suffused with yellow, be quick, more beautiful, more economical than using acid - washing method speed such as cream and polishing
焊縫清理機是做不銹鋼工程、設備的又一種新型好幫手,它可以幫助您輕松處理氬弧焊接機燒焊不銹鋼時所產生的黑色焊道,操作簡單,只要用本機操縱搶頭沾取清理液在焊道表面輕輕擦拭,黑色焊道即刻消失,光亮如新,決不傷害不銹鋼表面亮面,清理后再用濕布擦拭,不銹鋼表面不生銹、不泛黃,比用酸洗膏和拋光等方法速度更快、更美觀、更經濟。Nowadays the method of double - side tig erect welding is adopted in the air - separate equipments largely
目前鋁制空分設備的縱焊縫大都是採用雙人雙面tig立焊。Method of tension test for front fillet welded joint
正面角焊縫拉伸試驗方法Results showed that the ductility of bolt spjice is much better than welds, weaker splice joints develop larger plastic deformation, slipping between faying surfaces, bearing of bolts to hole surfaces and buckling of splicing plates are all ideal energy dissipation mechanism
試驗結果表明:螺栓拼接節點的延性遠好於樑柱焊縫連接;較弱的拼接節點產生較大的塑性變形;接觸面的滑移、螺栓與孔壁的擠壓和翼緣拼接板的屈曲都具有良好的耗能能力。The algorithm of image processing is the key. due to anomalous welding seam, the intensive arc light, random breaking of the bubble and gathering of the gas in the welding area, the seam images captured contain a lot of noise. in this case the noise must be removed and the welding seam is positioned accurately
本系統的圖像處理部分採用了ccd攝像頭和視頻捕獲卡,圖像處理的演算法是最關鍵的部分,由於焊縫圖像並不是十分規則,而且在焊接時還會受到強烈弧光、飛濺和工件表面狀況的影響,因此在這種情況下,必須有效的排除干擾把焊縫的中心位置準確找出來。Visual inspection for the surface quality of equipment and weld seams. review the manufacture ’ s reports
目視檢查設備和焊縫的外表面質量。檢查製造廠的自檢報告。Sf - gp - cyp - iii mainly used for surface quenching, welding, metal powder sintering tube seam annealing and metal parts heat penetrating
主要用於鋼鐵機械零件的表面淬火釬焊粉末金屬的燒結,鋼管焊縫的退火,以及金屬部件的透熱等。The main features are that the back surface weiding seams are even, smooth and weld edge tidy, excellent in performances of welding technology and welding seam dynamics
主要特點是背面焊縫勻稱、光滑,焊趾整齊,焊接工藝性能及焊縫力學性能優良。Method of shear test for side fillet welded joint
側面角焊縫抗剪試驗方法Effective area of fillet weld
角焊縫有效面積57Front fillet weld
正面角焊縫The number of inspected air holes often exceed the limitation of standard if the ready task of cleaning up before welding has not been done completely. automation of welding will be a necessary trend in order to improve the work condition and enhance the quality of welding
鑒于焊接工人的勞動環境改善以及焊接質量的提高,焊接自動化是一個發展的必然趨勢,目前國內外雖然對自動tig焊研究較多,但是針對中厚壁鋁合金縱焊縫的雙面tig自動立焊仍是空白。The paper expounds how to find out the potential safe problems and unobvious defects, such as beyond - limit deflection in fixed girders for gantry bucket wheel stacker / reclaimer, by means of completely checking fixed girders, movable beams, geometric shapes of stiff and flexible supporters, metal thickness and welding and how to solve the safe problems and remove the defects
摘要通過對門式斗輪堆取料機固定梁、活動梁、剛性支腿、撓性支腿的幾何形狀、金屬厚度、焊縫狀況、聯接螺栓狀況進行全面檢測,發現門式斗輪堆取料機固定梁存在下撓超標的安全隱患和其他非明顯缺陷,從而對堆取料機的安全狀況有了全面的掌握,並根據檢測結論對固定梁下撓缺陷及時進行校正消缺,避免發生設備垮塌事故,保證了堆取料機的安全穩定運行。The backing plate shall be welded with matching electrodes so that the weld on the clad side is flush with the backing plate surface
底板用配套焊條焊接,使復層側的焊縫與背襯板表面齊平。分享友人