施以焊接 的英文怎麼說
中文拼音 [shīyǐhànjiē]
施以焊接
英文
solder-
Before repairing, basing on the actual working condition, concerning the weldability, stress and deformation issues, the scheme of the cold welding technology whose essential being gtaw, low temperature preheating, postweld hammer the welded seam was established
修理前,圍繞兼顧解決焊接性、應力和變形問題,結合實際施工條件制定了以手工鎢極氬弧焊、鎳基焊絲、焊前低溫預熱、焊后錘擊焊縫為要素的冷堆焊工藝。In addition to, the fatigue crack between web and upper flange of welded steel crane beam on heavy duty service was discussed, and based on long - term observation and research, the author classified fatigue crack into bearing type and middle type crack along the horizontal direction. the causation, distributive law and mechanism of the crack were analyzed, and the precautions to take and the measures to remedy crack were presented. the main defacts including damage, crack, erosion and aging in structures, especially in concrete structure were introduced ; the defact mechanism was analyzed and the precautions to take were also given
另外,作者對重級工作制焊接鋼吊車梁腹板與上翼緣連接焊縫的縱向水平疲勞裂縫進行了長期的觀察和研究,根據疲勞裂縫產生的不同機理,將其分為支點裂縫和肋間裂縫,並討論了兩類裂縫產生的原因、分佈規律、機理以及防治的措施;對工程中經常遇到的結構構件,尤其混凝土構件的幾種主要病害(損傷、裂縫、腐蝕與老化)進行了機理分析並提出了防治措施。The stability of the design framework and geometric size of the white automotive body plays an important role in the security and productive cost ; whereas the design, production and management of welding jigs will directly influence the accuracy and security of the geometric size of the white body. in view of the current managerial situation and existing problems of the audi car
最後對焊接夾具管理系統優化方案實施后所達到的效果和取得的經濟效益進行了深入分析,並就如何將此成功的夾具優化方案在捷達、寶來等車型廣泛推廣應用,以全面提升一汽-大眾在中國轎車市場的核心競爭力和市場份額進行了探索。The form display in chinese and can be operated easily. i has done the following works : ( 1 ) have innovated a computer control system of double - side automatic tig erect welding of aluminium alloy ; ( 2 ) analysed the key technics of the control system completely ; ( 3 ) designed the computer control system ; ( 4 ) solved some possible existing craftwork problems when welding the aliminium alloys ; ( 5 ) solved the existing problems of erect welding such as gravity ; ( 6 ) by the designing of hardware and software, the paper has solved the problem of high frequency interference to the computer control system, such makes the system work steadily ; ( 7 ) established the mode of imitating the dynamic process of welding
本文主要在如下幾個方面做了一些工作: ( 1 )本文創新性地設計了鋁合金雙面自動tig立焊計算機控制系統( 2 )全面地分析了控制系統實施過程中的關鍵技術; ( 3 )微機控制系統的設計; ( 4 )解決鋁合金在自動焊接過程中工藝上可能存在的問題; ( 5 )解決立焊工藝中由於重力等導致的問題; ( 6 )通過硬體和軟體的設計,克服高頻干擾,從而確保控制系統的可靠性; ( 7 )設計的控制系統可以完成定位焊接,自動焊接和模擬焊接; ( 8 )焊接動態過程的辯識建模及系統模擬。The paper describes structural features, assembling and welding procedure of the anchor box of wuhu - changjiang great bridge
介紹了蕪湖長江大橋錨箱的結構特點及組焊工藝,提出了控制焊接變形的幾項有效措施,以及採用該工藝收到的良好效果。There are some technical requirements on grinding to at welding joints, the author proposes some solutions, aiming at improving the efficiency of at welding and the quality of the finished at welds
對鋼軌鋁熱焊接接頭打磨預留量,以及打磨中出現「鞍形」磨耗、打磨發藍、燒傷的原因進行分析,並提出解決措施,以提高鋁熱焊接方法的效率及焊頭質量。The planeness and integrality of the flier - plate were ensured effectively by exerting restrictive pressure, controlling heating and cooling rate, lowering welding temperature or reducing welding time as much as possible, etc. theoretical model of creating quasi - isentropic compression via 93w - ofc - tc4 - a1 - mb2 system flier - plate with graded wave impedance was established, and numerical simulation of the impact process was then carried out
採取施加外部機械力、控制升降溫速率以及盡量降低焊接溫度或減少焊接時間(防止脆性金屬間化合物的過度增長)等措施,確保了焊接接頭的平整性和界面結構的完整性。建立起梯度飛片擊靶的理論模型,對93w - ofc - tc _ 4 - al - mb _ 2系波阻抗梯度飛片的擊靶過程進行了數值模擬計算。Abstract : by taking the modification project of hydrogen generation unit in a petrochemical plant as an example, the successful welding of heat - resistance ferroalloy with high cr - ni content is presented, including weldability analysis, weld procedure qualification test, weld process measures and quality inspection
文摘:以制氫裝置改造工程為例,報道在制氫轉化爐爐管現場焊接施工中,對鐵基高鉻鎳耐熱合金管材的成功焊接,包括可焊性分析、焊接工藝評定試驗、焊接工藝措施和質量檢驗。( 3 ) the weld of pe pipe ca n ' t be proof - test by undestroyed probing. pe pipe must be welded by auto fusion equipment and reduce the man - made factor to the minimum at the same time. the operator must be well skilled and highly responsible, who performs upon weld quality control regulations, and check up the weld strictly after fusion
( 3 )聚乙烯管道連介面由於不能象鋼管焊口那樣通過無損檢測手段來驗證是否合格,所以一定要使用自動化程度高的連接機具,將人為因素降到最低,並要求焊工除了熟練的操作技術外還應具備高度責任心,嚴格執行連接施工工藝質量控制要點和有關操作要領,焊接完后採取必要的檢查驗收手段。This paper discussed the total process of fabrication for big diameter vertical heat exchanger, including mostly tubesheet machining, technics request of tubesheet piecing - up, and weld request of tubesheet - to - shell ; measure of machining for square manhole and measure of square manhole - to - shell weld for preventing distortion ; taking special machining technics arid check up method for request of plane degree and check up method upon tubesheet
摘要介紹了大直徑立式換熱器的製造過程,主要包括管板拼接、加工的工藝要求以及管板與筒體焊接要求;同時對方形人孔的製作及其與筒體的焊接防變形等採取了一定的措施,對管板上端面平面度的要求採取了特殊的加工工藝及檢驗方法。The closed angle produced in the welding process of two round pipelines with the same diameter can result in velocity discontinuity, which makes it sharp for such a welding process to be realized, and so the arc transition correct method is given
當焊接兩圓管的直徑相同時,施焊過程中會產生尖角,導致速度不連續,而難以在焊接過程中實現,由此確定採用圓弧過渡的修正方法。This page describes the initial surface treatment for steel plates, secondary surface treatment for welded steel and the application of repair paint
這一部分講述了對鋼板的表面預處理,對焊接后鋼材的二次表面處理以及修補用漆的施工。Taking the example in the three gorges hydroelectric station, we researched the influence of the weld process on the construction and operation of penstock after moving contract - elongate nodes, analyzed the deformation law of two plans and calculated the crosswise and lengthwise shrinkage in weld process using experience formula and theory respectively, and then analyzed the influence of the welding and installing process on shrinkage, finally chose the best installation plan
摘要以三峽水電站引水壓力鋼管施工現場為實例,研究取消伸縮節后焊接對引水壓力鋼管施工的影響,分析了兩種方案在焊接過程中的變形規律,分別用經驗公式和理論計算出兩種方案焊接時的橫向和縱向收縮量,然後分析收縮量對安裝焊接過程的影響,選擇出最佳安裝方案。分享友人