焊接加熱 的英文怎麼說

中文拼音 [hànjiējiā]
焊接加熱 英文
welding heating
  • : 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
  • : Ⅰ動詞1 (靠近;接觸) come into contact with; come close to 2 (連接; 使連接) connect; join; put ...
  • 焊接 : weld; welding; soldering; seal; sealing; sealing-in; shutting together
  1. Specification for welded austenitic stainless steel feedwater heater tubes

    奧氏體不銹鋼給水器管規范
  2. Standard specification for welded ferritic stainless steel feedwater heater tubes

    鐵素體不銹鋼給水器管用標準規范
  3. Standard specification for welded austenitic stainless steel feedwater heater tubes

    的奧氏體不銹鋼給水器管用標準規范
  4. 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工藝從分段和局部兩個方面進行了優化,結果表明:採用普通工藝時,葉片后殘余拉應力出現在縫及其附近區域,並且在葉片出水邊的熔合線附近(危險區域)出現了峰值;在採用優化的分段時,先兩端后中間的方法可以降低葉片危險區域的殘余拉應力峰值,降低效果與葉片出水邊段長度、縫各段的方向有關;局部法降低轉輪危險區域殘余應力的效果主要與時間、溫度以及面積成正比,與冷卻面積成反比,並且危險區域的殘余應力隨區域的增大呈先降低后升高的趨勢。
  5. Using the heat of welding to vapour water, cooling rates are lowered on the weld bead and heat - affected zone

    利用時的使水汽化,不僅使道而且使影響區的冷卻速度減慢。
  6. And is it the same as under radiation heating ? do the special electric and magnetic fields produced by bpec accelerate atom diffusion ? understanding the above questions fully is a key to expose the mechanism of pecht

    在脈沖大電流工過程中原子是如何擴散的,與一般的燒結、是否一樣,脈沖大電流形成的特殊電場及磁場是否對原子的擴散有大的推動作用,弄清這些問題成為進一步揭示脈沖大電流工機理的關鍵。
  7. In this paper, three unique models were designed to research atom diffusion at interface, contacting line and joining point under bpec heating and compare with it under radiation heating in order to find out if bpec speed atom diffusion. the first model was aimed to research atom diffusion at interface under bpec heating. experiment condition of bpec diffusion welding sheet cu and ni : direct diffusion welding, at a pressure of l0mpa, welded at 750 ~ 900, with heat rate of 200 ~ 400 / min for 10mm, on / off of 6 / l ~ 48 / 8, with die or not, vacuum of 6pa

    本文設計出三種樣品預構件,研究脈沖大電流條件下片狀材料、線狀材料和球形顆粒之間的原子擴散過程,弄清脈沖大電流條件下原子擴散與一般燒結和過程中原子擴散的區別,以證實特殊的電場和磁場是否對原子的擴散有推動作用,揭示脈沖大電流條件下原子的擴散過程,探索脈沖大電流工技術快速高效的原因。
  8. Pulse electric current heat treatment ( pecht ) developed by sodick, ltd., of japan, is a recently developed material processing method which consists of spark plasma sintering and welding, plasma activated sintering and welding, big pulse electric current ( bpec ) diffusion welding etc. the following are basic merits of pecht : rapid heating and cooling ; short sintering or welding time ; lowering sintering or welding temperature

    脈沖電流工( pulseelectriccurrentheattreatment ,比如燒結,等)是九十年代發展起來的一種材料快速制備新技術,它包括放電等離子燒結與、等離子活化燒結與、脈沖大電流擴散等。它具有升溫、降溫速度快、能在較低的溫度下燒結或以及時間短的特點。
  9. After a nationwide restructuring of colleges and departments in 1952, the department was renamed as the department of machine manufacturing, comprising 5 disciplines manufacturing technology, foundry technology and equipment, forging and pressing technology end equipment, welding technology and equipment, and etall. graphy and heat treatmento in addition, on the basis of the original power machinery teaching group, the department of power machinery was set up, having 3 disciplines : thermal electr

    1952年院系調整,更名為機械製造系,設機械製造工藝鑄造工藝及設備壓力工工藝及設備工藝及設備金相處理5個專業,並且由原動力組擴建成立了動力機械繫,正式設有力發電后改為鍋爐燃氣輪機汽車拖拉機3個專業。
  10. Steel tubes. welded tubes for heating panels encased in concrete. dimensions. technical delivery conditions

    鋼管.用混凝土包覆的板用鋼管.尺寸.交貨技術條件
  11. The kind of welding equipment is suitable forwelding the qarts in appplications of heat exchanger in - out water pipe port of electical heater and hot pipe fittings simple operation low lost and good seam foring are the advan tages. it is an essential and special equipment in the profression of tube - making electrical and solar water heaters

    該系列設備適用於太陽能水器端蓋及水箱內受到影響上的進出水管、頭、電頭及搪瓷水箱進出水管的自動化縫盛開有美觀、效率高、成本上升低,是制桶業、太陽能水器、電水器等行業必不可少的專用設備。
  12. Laminate knnen punktgenau zum schmelzen gebracht werden, ein folienverbund hergestellt oder montagekomponenten miteinander verschweit werden

    將薄片近熔點,生產出粘連薄片,或將裝配部件在一起。
  13. The thermoelectric power outputs of laminated structures with various thermoelectric materials have been mathematically optimized and experimentally measured. some conclusions have been drawn in the present work as follows : 1. the performance, microstructures and the failure mechanism of laminated bi2te3 / fesi2 prepared by dip coating using tin - based alloys as bridge materials have been investigated

    本項研究獲得了以下主要成果: 1 、以sn基合金為材料,採用技術制備了bi _ 2te _ 3 / fesi _ 2疊層電材料,並系統地分析研究了疊層電材料的性能,過渡層的微觀組織結構以及過渡層在工及模擬服役過程中的破壞機制。
  14. By vacuum - electron - beam weld of ti3al and tc11 the technology of hot die forging, and then use different heat treatments, study the influence law of the different degree of deform, different heat treatments to the microstructure and properties

    採用模鍛技術,通過對tac - 1b 、 tc11進行不同程度的變形、真空電子束,然後採用不同的處理工藝,研究工工藝對合金組織,性能的影響規律。
  15. Results show that the brittle fracture is mainly caused by hydrogen brittleness that results from the oxidation arid absorbing hydrogen of copper tube during braze welding

    同時在和冷卻時,由於異種材料的脹系數差別過大,產生的較大應力作用於已存在的裂紋,促使裂紋二次擴展,甚至使得晶粒脫落產生空洞,最終導致頭漏氣失效。
  16. Wdl is a certain steel which has lower sensitivity to weld cold crack and need not or a little warm - up before weld

    國產wdl鋼種是一種對冷裂紋敏感性低、前不要預或稍而不產生冷裂紋的鋼板。
  17. The saw surfacing test about tube - plank of jg600 - high - pressure heating apparatus

    高壓器管板堆工藝試驗
  18. 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

    系列高壓電偶阻及套管,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工而成,與法蘭連處以錐管螺紋配合併與法蘭下端渠槽處用氬弧,耐壓30mpa ,使用溫度0800 ,可長期使用在氫裂化裝置裂解裝置,氣化爐等高壓設備中。
  19. Welding. guidance on the measurement of preheating temperature, interpass temperature and preheat maintenance temperature

    .預溫度層間溫度和預的維持溫度的測量導則
  20. Welding - guidance on the measurement of preheating temperature, interpass temperature and preheat maintenance temperature iso 13916 : 1996 ; german version en iso 13916 : 1996

    .預溫度層間溫度和預維持溫度測量導則
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