焊接層 的英文怎麼說
中文拼音 [hànjiēcéng]
焊接層
英文
pad layer-
The welding performance of homemade wear - resistant cast steel has been studied base on the weldability tests, the repair welding procedures of wean - resistant cast steel ( abrasion - plates ) have been made up, the results show that satisfying repair welding quality can be attained with such welding conditions as the low hydrogenous alkalescent welding rod, preheating and slow cooling, strictly maintaining the interbedded temperature of 250 ~ 300 and controlling welding technique
通過對其焊接性能的試驗研究,制定了該類鑄鋼件(磨耗板)的補焊工藝:低氫型堿性焊條,預熱與緩冷相結合的工藝措施,嚴格控制層間溫度( 250 ~ 300 )及焊接工藝規范,可獲得滿意的修復質量。Research on diffusion welding technology of al - li alloys without interlayer
鋁鋰合金無中間層擴散焊接工藝研究Steel decks, in other words, orthodox isomerism structures, are welded with various transverse and longitudinal reinforcing ribs. this results in the complexity of forces and deformatiort of the pavement layer above the deck
鋼橋面板焊接在各種橫向、縱向加勁肋上,橋面板為正交異性板結構,決定了其上的鋪裝層受力變形的復雜性。Presently it is widely used in ship building, bridges, high - rise building etc steel structure welding
目前已廣泛應用在造船業、橋梁、高層建築等鋼結構的焊接中。A thermal relief is used on plane layers for thru - hole components to make soldering and desoldering easier
限熱槽通常用於直插元件的內電層以利於焊接和拆焊。Direct connect vias conduct so much heat away from the pin and into the plane that high temperature or long soldering time may be required to complete the joint - thermal damage could occur to both the board and the component from soldering or desoldering
在焊接時,直接連接的過孔會通過引腳把大量的熱傳導至內電層,因此完成焊接就需要很高的溫度或者延長焊接時間,這就會導致在焊接或拆焊時發生電路板或元件的損壞。This vessel is a fire boat of all - welded construction, transverse framing, single deck, single bottom, double engines, double propellers, double rudders and round bilge, with steel used for the hull deck and aluminum alloy used for the superstructure
36 . 00本船為橫骨架式全焊接結構單甲板單底雙機雙槳雙舵圓舭型線,主船體為鋼質上層建築為鋁合金結構消防船。The " popcorn " fracture analysis was studied by introducing reasonable simplifications and taking advantage of the strain energy release rate expression involving the hydrothermal effect
利用本文提出的斷裂判據,通過合理簡化,作者對吸濕電子元件在高溫焊接過程中發生的「爆米花」式脫層斷裂進行了研究分析。Corrosion resistance of nickel - base alloy spray welding layers after undergoing weld thermal cycle
帶噴焊層鋼管焊接接頭熱影響區耐蝕性能的研究This vessel is a fast fishery management ship made of steel, round bilge, single continuous deck, longitudinal framing, all - welded structure, double propellers and double rudders, c w certain weapon executing the fishery management and supervision along guangdong coasts. main engine model kta38 - m
本船主船體為鋼質,圓舭單層連續甲板縱骨架式焊接結構甲板室為中后機雙槳雙舵小型高速艇型的高速漁政海監管理公務船,用於廣東省沿海執行漁政海監管理任務,配備一定的武備。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基合金為焊接材料,採用熱浸焊技術制備了bi _ 2te _ 3 / fesi _ 2疊層熱電材料,並系統地分析研究了疊層熱電材料的性能,焊接過渡層的微觀組織結構以及過渡層在熱加工及模擬服役過程中的破壞機制。In the interface an interdiffused layer with multphases would be formed during the process of welding or operation at elevated temperature. because of so much difference between the interdiffused layer and the original interface layer, it would influence the welding strength severely
在焊接過程中以及經過較高使用溫度的長時間使用后,鈮合金同不銹鋼界面會產生材料組分元素的互擴散,形成互擴散層,互擴散層的性能與原始界面的性能有較大差別,影響焊接強度。Gunagzhou panyu rongxiang faucet co., ltd. was opened in 1998, the new factory locates in shiji town panyu district guangzhou city, the area is 1, 5000 square meters. it has more than 800 staff and 18 professional workshops now. they are founding workshop, forging workshop, punching workshop, cnc workshop, claming workshop, soldering workshop, polishing workshop, assembling workshop, mould workshop, polishing workshop, electroplated workshop, test workshop etc. we have the ability to work in pineline from casting, forging machining step to polishing and plating step
廣州市番禺榮祥水暖器材有限公司創建於一九九八年,廠區位於廣州市番禺區石基鎮,佔地15000平方米,主要以生產陶瓷閥芯和水暖器材配件為主,現有員工八百多名,擁有鑄造車間(分為引鑄和砂鑄) 、鍛壓車間、沖壓車間、數控車間、鉗工車間、焊接車間、拋光車間、彎管車間、模具車間、新產品試制車間、電鍍車間、試驗車間、檢測車間、裝配車間等十八個專業車間,具備了從鑄造、鍛沖壓、機加工到外表層拋光電鍍一條龍的生產能力。Since solder balls do oxidize quickly and builds an oxide coat that reduces the soldering characteristic of the ball, the chips should be vacuum sealed shortly after the reball process
因為很容易氧化並且形成一個氧化層覆蓋會降低錫球的焊接特性,所以在重新植球加工后應盡快真空封裝。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。The explosive welding specimen were also annealed in vacuum at various elevated temperature from 1000 to 1300. optic microscope, sem, tem and eds ( electron diffraction scattering ) techniques are applied to observe the microstructure and the element profiles of the welding interface and the interdiffused layer, reveal the interdiffused performance of alloy elements at elevated temperature, and analyze the structure and composition of the precipitated phases. moreover, the tensile strength of welding line with the two different techniques and various welding parameters were carried out
採用金相、掃描電鏡、透射電鏡、能譜等多種實驗手段對焊接結合層的微觀組織結構、高溫下nb - 1zr與不銹鋼合金元素的互擴散行為,形成的互擴散層的成分、金相組織和擴散層中的析出相的相組成和相結構等,都進行了較為詳細的分析,並且對在不同工藝、不同焊接參數下焊接的nb - 1zr合金和不銹鋼的焊縫做了強度實驗研究。The results of explosive welding specimen show that the interfaces formed by explosive welding present disciplinary and consecutive shape. there are no distinctiness diffused layers on the interfaces. after elevated temperature annealing, the interdiffused layers formed in interface of nb - 1zr and stainless steel
研究結果表明:對于nb - 1zr合金和不銹鋼爆炸焊接形成的結合區呈現規律的和連續的波浪形狀,無明顯擴散層;經高溫退火后的結合層形成一定厚度的由nb - 1zr和不銹鋼合金元素互擴散形成的擴散層。Welding consumables - wire electrodes, wires, rods and deposits for gas shielded metal arc welding of high strength steels - classification
焊接消耗品.高強度鋼氣體保護金屬弧焊鍍層和焊條,金屬絲,金屬電極.分類Standard specification for pressure vessel plates, carbon - manganese - silicon steel, quenched and tempered, for welded layered pressure vessels
疊層焊接的壓力容器用經淬火及回火的碳錳硅鋼壓力容器板的標準規范Shear properties in the plane of the panel ( interlaminar shear ) duplicate the kind of shear stress encountered in such glued structural assemblies as structural sandwiches and adjacent to gluelines between flanges and webs in box - beams and i - beams and gusset plates in trusses
面板平面的剪切特性(層間剪切) ,與夾層結構這類粘合組件,以及箱形梁、工字梁凸緣與腹板間的焊接層和桁架加固板附近位置所受的剪切應力類型相同。分享友人