焊接工長 的英文怎麼說
中文拼音 [hànjiēgōngzhǎng]
焊接工長
英文
welding foreman- 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 ...
- 工 : Ⅰ名詞1 (工人和工人階級) worker; workman; the working class 2 (工作; 生產勞動) work; labour 3 ...
- 長 : 長Ⅰ形容詞1 (年紀較大) older; elder; senior 2 (排行最大) eldest; oldest Ⅱ名詞(領導人) chief;...
- 焊接 : weld; welding; soldering; seal; sealing; sealing-in; shutting together
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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 comprehensive effect of partial acidlity of working medium, flowing status of fluid, nocuous material in atmosphere, together with the overlong usage, largely increased the corrosion rate and caused the leakage
結果表明,泄漏的主要原因是焊接缺陷導致焊縫區發生縫隙腐蝕,而工作介質的局部酸性、流體的流動形態、大氣中有害物質、溫差應力等綜合作用,加上使用期過長等加劇了腐蝕,導致該塔泄漏。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。Backing weld procedure technique of all - position narrow gap and thick - walled pipe welding is developed about all - position single - pass welding section analysis, wire feeding behavior, weld arc length, welding current analysis, procedure and joint test. the achievement has general guide meaning to producing and testing all - position welder
從單焊道全位置區段、送絲行為、焊接弧長(電壓) 、電流行為分析、工藝試驗和接頭檢驗等幾方面介紹管道全位置打底焊工藝特點,其研究成果對全位置焊接機的製造和調試具有普遍指導意義。Abstract : backing weld procedure technique of all - position narrow gap and thick - walled pipe welding is developed about all - position single - pass welding section analysis, wire feeding behavior, weld arc length, welding current analysis, procedure and joint test. the achievement has general guide meaning to producing and testing all - position welder
文摘:從單焊道全位置區段、送絲行為、焊接弧長(電壓) 、電流行為分析、工藝試驗和接頭檢驗等幾方面介紹管道全位置打底焊工藝特點,其研究成果對全位置焊接機的製造和調試具有普遍指導意義。Calcium carbide is an important primary material for organic synthesis industry. reacted to water, it can produce ethyne for the manufacture of synthetic fiber, synthetic resin, plastic, synthetic rubber, fertilizer, agricultural pesticide, growth hormone for plants, dyes, and solvent etc
電石為基本有機合成工業的重要起始原料,電石與水反應生成乙炔,可用於合成纖維合成樹脂塑料合成橡膠化肥農藥植物生長激素染料溶劑等的製造,也可用於金屬切割與焊接照明等,竭誠歡迎各界選購。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。The group commenced r d of lead - free soldering technologies in 1999 and successfully introduced its first lead - free model in may 2000. more than 150 lead - free soldering systems have been sold since then, but sustained growth is observed
集團早於一九九九年已開始研發無鉛焊接工藝,於二零零零年五月成功推出無鉛波峰焊接設備,至今已生產了150臺無鉛焊接機,訂單數目持續增長。The group commenced r & d of lead - free soldering technologies in 1999 and successfully introduced its first lead - free model in may 2000. more than 150 lead - free soldering systems have been sold since then, but sustained growth is observed
集團早於一九九九年已開始研發無鉛焊接工藝,於二零零零年五月成功推出無鉛波峰焊接設備,至今已生產了150臺無鉛焊接機,訂單數目持續增長。Therefore, in order to understand the long - time performance of the weld, it is necessary to study the welding interface of niobium alloy and stainless steel, and know the microstructure evaluation. explosive welding and vacuum electron beam self - material brazing were used to prepare the specimen
因此,研究鈮合金與不銹鋼的焊接結合層,分析形成的互擴散層的組織、成分和性能變化,對了解不銹鋼和nb合金的互擴散反應行為,焊接件的焊接工藝改進和長期使用性能的評估是很有意義的。Series of high pressure thermocouples thermalresistances and thermowells, the thermocouple take the form of spring - loaded, of which protective tube and flange are forged of special alloy, as well the thermowell are formed with bar stock drilled. more further, theconnecting between thermowell and flange can be compressed with tapered thread and the groove at the lower end of flange can be welded with argon arc. these thermocouples are usually used in high equipments of hydrogen cracking device, cracker and vaporizer etc for pressure - resistant in over 30 mpa, operating temperature from 0 up to 800
系列高壓熱電偶阻及套管,熱電偶採用彈簧壓著式,保護套管和法蘭選用特殊合金材料鍛造,套管採用棒料整體鉆孔加工而成,與法蘭連接處以錐管螺紋配合併與法蘭下端渠槽處用氬弧焊接,耐壓30mpa ,使用溫度0800 ,可長期使用在加氫裂化裝置裂解裝置,氣化爐等高壓設備中。Seat rings : seat rings are seal welded to eliminate leak path behind rings and for long trouble - free service. the surfaces are precision ground to fit accurately with the disc
閥座環:閥座環境過密封焊接,可消除環后的泄漏通道,延長無故障工作的壽命。表面經過精密研磨以精確配置閥瓣。Thermocouple and thermal resistance in power station suit to measure temperature of electric generator groups and auxiliary machine correspond to 300000 and 600000 kilowatt, which can substitute one from import with many advantages as shock - proof, pressure - resistant, long in service, and convenience in maintain etc. the protective tube is processed in a special construction by deep - blind hole technology whose end not be welded to enhance the strength and prolong service life. thermocouple or thermal resistance
本公司生產的電站專用熱電偶阻,適用於我國30萬60萬千瓦等發電機組及輔機的測溫需要,產品安全可替代進口,具有防震耐壓使用壽命長,維修方便,保護管是採用深盲孔技術加工而成,端部不用焊接,提高了保護管的強度和使用壽命,鎧裝熱電偶熱電阻採用彈簧壓著式結構,在運行中保護管與鎧裝熱電偶熱電阻測量端始終保持著良好的接觸,抗震動,減少熱響應時間,鎧裝熱電偶測量端採用絕緣形式,能防止電磁干憂。Because of rich labors and some other objective reasons in china, manual or semi - automation welding is used frequently. the manner makes workers tired because of heavy duties and long - time working, waste too many labors and is of low efficient
我國由於勞動力充裕,以及一些客觀存在的原因,經常採用手工焊或半自動化焊接方式,但是這兩種焊接方式存在一些缺點:勞動時間長,勞動強度大,生產效率比較低,且浪費人力。According to the engineering experiences obtained from the laying of a jointless track of high - speed communication line - line 3 in dalian city, this paper introduces in general the laying technology, particularly the long rail welding, the construction site welding, seamless track spreading and trak controller laying, and discusses problems often occuring in long rail wedling and seamless track laying
摘要根據大連市快速軌道交通3號線一次性鋪設碎石道床無縫線路的工程實踐,介紹了長鋼軌基地焊接、單元軌節的工地焊接;無縫線路鎖定和鋼軌伸縮調節器的鋪設等技術,並對長鋼軌焊接和無縫線路鋪設中應注意的問題進行了探討。In basis of integer bush, the flange bush adopt high speed friction jointing, the materil are alluse 10 steel bracking, the surface sinter cupbsn 10 - 10tin and copper powder, have enough carrying capability and longer using life, not easy to flake off. suitable for engineer mechanism, panzer, train, pile driver, take the place of bronze cover, save the costs greatly, make the useful life longer
翻邊軸套在整體軸套的基礎上,採用高速磨擦焊接製作而成,材料全部採用以10井鋼背為基礎,表面燒結cupbsn10 - 10錫青銅粉,具有承載能力大,使用壽命長,不容易脫落等優勢,主要適用於工程機械,坦克,火車,打樁機上,以替代原來的青銅銅套,大大節約了成本,延長了產品的使用壽命。This paper discusses the applicable ranges of current welding long rail techniques under various construction circumstances of urban rail transit project, and holds that the engineering scheme of the welded - rail site, the viaduct welded site and the utilization of mobile touch - weld vehicle shall be adopted
針對城市軌道交通工程中不同的施工環境,對比分析了現有的各種長鋼軌焊接方法和適用范圍,探討了現場焊軌基地、高架橋上的焊軌基地及利用移動式焊軌車焊接無縫線路長鋼軌的施工方案。The frame is entirely welded with steel plates and using advanced heat treatment technonogy to completely eliminate stress allows the machine to marntain the accuracy and to extend the working life of the tools and itself
採用整體焊接結構,經過先進的熱處理及拋丸清理工藝,消除內應力,保證了機床精度的長期穩定性,最大限度的增加了機床及模具壽命。We excel at processing brass bronze and stainless steel and we perform cutting, bending and soldering in - house to a high level of quality
本公司最擅長加工青銅,黃銅,不銹鋼,高品質的切削,彎曲,焊接加工。Arc welding technologies in japan have been advanced steadily since the time when an application of covered electrodes was first examined in the shipbuilding industry about 90 years ago. the history of the arc welding technology has always been the history of the pursuit of higher " efficiency and speed " of welding processes welding materials, originally started with covered electrodes , have been developed into more efficient submerged arc welding materials and gas ? shielded arc welding materials with which automatic welding and robotic welding can easily be conducted. the gas ? shielded arc welding materials can be classified mainly into solid wires and flux ? cored wires ( fcws ), and of these wires , fcw has been increasing in uses year by year because of its excellent workability and efficiency. this article describes the recent trends in the development of fcws which now hold the major position in the welding materials. a special focus is put on the fcws for carbon steels
90年前,日本的造船業開始使用藥皮焊條.自此,日本的弧焊技術取得了長足進步.弧焊技術的歷史是焊接工藝"高速度、高效率"的歷史.自藥皮焊條開始焊接材料已發展成為更高效的埋弧焊焊材和氣保焊焊材,並能更容易地結合自動化焊接和機器人焊接.氣保焊焊材主要分為實芯焊絲和藥芯焊絲,藥芯焊絲的應用因其出色的實用性和效率而逐年增加.介紹了藥芯焊絲作為主要焊材的發展趨勢,尤其是在碳鋼焊接上的應用分享友人