焊接可行性 的英文怎麼說
中文拼音 [hànjiēkěhángxìng]
焊接可行性
英文
feasibility of welds- 焊 : 動詞(用熔化的金屬修補金屬器物或使金屬工件連接起來) weld; solder
- 接 : Ⅰ動詞1 (靠近;接觸) come into contact with; come close to 2 (連接; 使連接) connect; join; put ...
- 行 : 行Ⅰ名詞1 (行列) line; row 2 (排行) seniority among brothers and sisters:你行幾? 我行三。where...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 焊接 : weld; welding; soldering; seal; sealing; sealing-in; shutting together
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Abstract : for analyzing the residual stress distributing state within the weld joint, and its effect on the performance of welding structure, when welding the ferrite pearlite steel with the austenite steel, this paper develops a finite element program to compute the interface stress of two or over two material. finally, this program is used to analyze the mechanical behavior of heterogenic joint
文摘:為了分析鐵素體、珠光體類鋼與奧氏體類鋼焊接時,焊接接頭處焊接殘余應力的分佈狀態及其對焊接構件性能的影響,研製了可計算兩種或兩種以上材料界面應力的有限元程序,並用此程序分析了異質接頭的力學行為。The solder is heated to its melting point in a reducing atmosphere, so that the joining takes place without flux as the solder fuses and then infiltrates the gaps between the two pieces to be joined by means of capillary action, creating a highly airtight seal
在高精度狹窄的空隙中也能通過毛細管現象進行浸透並和母材焊接,因此可實現高氣密性,獲得比母材更高的強度。Fourth, the paper treats two kinds of hoisting projects of high alititude construction in bulk and member assembly, hositing machine and plan layout, setting up scaffold and joints, and installing trunks, branches and joints etc. then in detail discusses the method which applys total station to measure three - dimensional coordinate of dendriform structure, including selecting survey sign points, creating survey system and converting survey coordinate system etc. the paper also deep research on the welding performance, welding method, welding process, welding stress and control, welding strain and rectification, weld defects analysis and weld quality inspection, and so on complicated heterogeneity steel weld proplems
接著系統的論述了高空散裝法和分單元安裝法兩種樹狀結構吊裝方案,樹狀結構吊裝機械及平面布置,樹狀結構胎架及節點的搭設,以及樹狀結構樹干、樹枝和節點的吊裝工藝等諸多工藝問題。詳細的論述了採用全站儀對樹狀結構進行空間三維坐標測量的方法,包括測量標志點的選取、測量系統的建立及測量坐標的轉換等問題。深入地研究了樹狀結構可焊性、焊接方法、焊接工藝、焊接應力及控制、焊接變形及矯正、焊接缺陷分析及焊接質量檢查等復雜的異種鋼焊接問題。A new type of joint technique between short _ net copper pipe and soft _ cable connection board, castfusion welding, is introduced. the practice of more than ten years shows that this fusion welding connection has the superiority of higher reliability, simpler processing method, better economy benefit compared to the taper cone face - contacted connection
介紹了電石爐短網銅管與軟纜接線板之間的一種新型連接技術? ?澆鑄熔焊技術.經過10多年的運行,實踐證明短網銅管與鑄銅軟纜接線板的澆鑄熔焊連接,與傳統工藝採用的圓錐面接觸連接相比較,具有加工工藝簡單、運行可靠性高、經濟效益好等優點The coating on the chassis is generally guaranteed for two years, at the same time, pay attention to avoid scratch by stone blocks ; moreover, do not flame welding on the chassis so as not to change hardness of steel work
同時應避免轎車底盤被路面石塊等硬物劃傷,還應盡量避免在底盤上進行火焰焊接,以免改變鋼件的硬度,而經過火焰燒過的鐵板生銹的可能性更大。Recently, train is running faster and faster, and considering the stability and security, seamless welded rails ( swr ) are used as the train orbits gradually. the temperature of the rails will vary with weather. so that the rails may release the energy due to the metal characteristic of expanding or contracting with temperature, there is some badly distortion in the swr, worsly occurring accidents on expanding orbits. the portrait thermal stress ( pts ) of the swr should be monitored in some parts regularly, as to avoid such accident
近年來,隨著火車的提速造成的穩定和安全問題,軌道逐步轉為採用無縫焊接鋼軌,隨著鋼軌溫度的變化,無縫鋼軌可能會因為熱脹或冷縮的金屬特性並且在扣件阻力小而且路基較差的路段釋放能量,可能會發生鋼軌嚴重變形,更甚者會發生脹軌跑道等嚴重鐵道事故,為了避免發生如此事故,有必要定期對鋼軌的溫度應力進行檢測。( 3 ) the transformation for turbo cycling compressor is designed in both differential pressure seal parts at the inlet and outlet and the connecting construction of the positioning key and turbo cycling compressor casing : replace wave pipe of differential pressure seal parts with asbestos jointing and improve its reliability ; jointing connection of the positioning key and turbo cycling compressor casing has been converted into screw thread connection and avoid the dangers from jointing crack
( 3 )從進出口壓差密封部件和定位鍵與外殼間聯接結構兩方面入手,提出了相應的改造方案:將機組進出口壓差的密封部件由波紋管改為石棉填料函,提高了其運行可靠性;將內件周向定位鍵與外殼間的聯接結構由焊接改為螺紋聯接,避免了焊接裂紋引起的安全事故。The feasibility of this technology was verified by the application of the virtual fatigue test to the welded bolster of railway vehicle
虛擬疲勞試驗在鐵路車輛焊接搖枕上的應用驗證了該技術的可行性。Using the digital technology improves the performance traditional thyristor welding machine, according to the characters of the double inverse star from rectifier circuit, set the parameters with micro - controller accurately, design the dependable trigger circuit, lead the feedback of voltage for the operation program, so the voltage of main circuit be carried out very steadily
摘要利用數字控制技術對傳統晶閘管焊接電源進行改進,根據雙反星型晶閘管整流電路的特點,採用單片機進行精確設定,設計了高可靠性觸發迴路,結合電壓反饋進行程序運算控制,實現了主電路輸出電壓的精確調整和可靠運行。The natural vibration spectrum curve is measured and the critical velocity to induce trashrack bar galloping is calculated. the effect of bar spacing on the bar strain and the characteristics of the exciting force are discussed. by fatigue analysis it is obtained that the service life of weld at the fixed end of the bar is about 13
分析了發電工況和抽水工況時的振源特性,討論了柵條凈距對柵條應變的影響,按鋼結構設計規范對柵條進行了疲勞計算, 1 ~ #測點處可視為不會發生疲勞破壞, 2 ~ #測點焊接處的疲勞壽命約為13 . 6年。The results of the experiments show that the ti3al - tcll dual alloys, by vacuum - electron - beam weld, hot die forging and 680c / 12h, ac, heat treatments, have satisfied synthesis properties of intensity, plasticity, hardness. and also it is the feasiblie way. this will establish the supporting technology for the manufacture of the compress disk in the areoengine
實驗結果表明,經真空電子束焊接ti _ 3al ? tc11雙合金經過熱模鍛造和680 12h , ac或815 1h + 700 8h , ac熱處理后,焊接區組織過渡均勻,可以使得焊縫處強度在室溫拉伸時高於ti _ 3al ,而在600拉伸時高於tc11合金,獲得強度、塑性、硬度均令人滿意的綜合性能,且是一條可行的工藝路線。Before apply the test, all the welding work of block or section should be finish and accepted by view inspection
當片體、分段組立裝配焊接完工後,經焊縫外觀檢查合格后,就可進行角焊縫密性試驗。Assembly ? welding sequence : the configuration which had been whole assembled can decrease welding deformation for configuration rigidity had been added
裝配?焊接順序:將結構總裝后進行焊接,由於結構剛性增加,可以減少焊后變形。This valve is welded in fine steel, having the features of handy to operate, good seal, reliable performance and having the function of automatic air - locking dropping material
採用優質鋼材焊接而成,運行靈活、密閉性好、性能可靠,具有自動鎖風落料的功效。As the performance of weld material or parent material per se could hardly reflect the integral strength of a weldment, the uniaxial cross - weld specimen provides an alternate to qualify the welding procedures
由於焊材或母材的性質均很難反映焊接接頭的整體強度,用焊縫試樣進行試驗提供了合理評價焊接接頭工藝性能的可能。Suitable for welding of pulse mig / dc mag / co2 / flux - core wire / electric arc welding, and for welding of aluminum / titanium / copper alloys, low carbon steel, low alloy steel and stainless steel, as well as thin plate and medium thickness plate
可用脈沖mig /直流mag / co2 /藥芯焊絲/電弧焊等,分別對鋁、鈦、銅等有色金屬及其合金、低碳鋼、低合金鋼、不銹鋼等等多種材料進行高性能焊接以及薄板高速焊接和中厚板粗絲大電流高效焊等Abstract : the structure, composition analysis and mechanical test of q235 hot - rolled strip showed that main season of fracture during forming and welding is high nitrogen, oxygen and inclusion content
文摘: q235鋼熱軋卷板在沖壓和焊接成形時出現開裂,對其進行化學分析、宏觀和微觀組織觀察及力學性能測試,結果表明:氮、氧及夾雜物的含量高是該鋼沖壓性和可焊性差的主要原因。Welding in different angles can be conducted owing to highly concentrated arc
由於電弧集中性強,可進行各種姿勢的焊接。The control panel of this preprocessing system is simple and convenient. the friendly interface between computer and human allows the users easy to complete all the preprocessing operations, including the model ’ s meshing, the setup of the material parameter and welding processing parameter, the initial conditions and boundary conditions ’ definition etc, preparing for the simulation subsequently. so any operator with lack of knowledge in fem or english can finish the welding simulation during using this preprocessing system
該前處理系統界面簡潔明了,操作簡單方便,用戶按照該系統界面進行操作即可完成模型網格劃分、材料性能參數的輸入、熱源模型選擇及焊接參數的輸入、以及初始條件和邊界條件的設置添加,為模擬計算做好準備,從而使工廠的一般技術人員也能完成焊接過程的模擬計算。Aerospace series - cables, electrical, aircraft use - test methods - solderability
航空航天系列.飛行器用電纜.試驗方法.可焊接性分享友人