氫焊接 的英文怎麼說
中文拼音 [qīnghànjiē]
氫焊接
英文
hydrogen welding-
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。Welding consumables - determination of moisture resistance of manual metal arc welding electrodes by measurement of diffusible hydrogen
焊接耗材.通過測量擴散氫方法測定手工電弧焊焊條的抗濕性Standard methods for determination of the diffusible hydrogen content of martensitic, bainitic, and ferritic steel weld metal produced by arc welding
測定馬氏體貝氏體和鐵素體鋼電弧焊接金屬中可擴散氫含量的標準方法The results show that the absolute humidity of the welding environment has great influence on the hydrogen diffusion, and that the greater the absolute humidity, the higher the content of hydrogen diffused in deposited metal
結果表明，焊接環境的絕對濕度對超低氫焊條熔敷金屬中擴散氫含量有較大影響，絕對濕度越大，焊縫金屬中擴散氫含量越高。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。By analyzing the part and fracture characteristic of sample, find the reason for this flaw is the choice of welding technology parameter is illogical ; welders don ' t grasp well the fibrin electrode ' s characteristics which distinguish with other low hydrogen electrodes, and usage isn ' t reasonable or operation isn ' t skilled
通過分析試樣的取樣部位和刻槽錘斷試樣斷口的特點，發現產生缺陷的原因是焊接工藝參數選擇不合理；焊工未能很好地掌握纖維素焊條與其他低氫型焊條相區別的特性，運條不合理或操作手法不熟練。In the light of hydrogen manufacturing coverted furnace tube system ( including conversion tube, gas gathering tube and pigtail tube ) occuring weld fissure during manufacture and installation, the reason of fissure is analized. the repair plan and specific repair measures are recommended
針對制氫轉化爐管系（包括轉化管、集氣管、豬尾管）在製造安裝過程中出現焊接裂紋的原因進行了分析，並介紹了缺陷的修復方案和具體修復措施。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。Abstract : by measuring the content of hydrogen diffused into the deposited metal under different temperature and humidity in the first environmental welding laboratory of our institute, the influence of the environmental conditions on the hydrogen diffusion was investigated
文摘:通過在溫濕可調焊接實驗室中進行不同環境條件下的測氫焊接試驗，研究了環境條件對熔敷金屬中擴散氫含量的影響。High efficiency iron powder low hydrogen type electrode which is suitable for welding key structure of medium and thick plate
低氫型藥皮高效鐵粉焊條，適于焊接重要的中厚板結構，可提高熔敷效率。Welding and allied processes - determination of hydrogen content in ferritic steel arc weld metal
焊接和相關處理.鐵素體鋼弧焊金屬氫含量的測定Widely used low hydrogen type electrode suitable for welding low - alloy high strength steel of 50kg grade 490mpa, such as ships, bridges and pressure containers
應用最廣的低氫型藥皮焊條，用於焊接50公斤級490mpa低合金高強鋼，如造船，橋梁及壓力容器結構，可全位置施焊。Widely used low hydrogen type electrode suitable for welding low - alloy high strength steel of 50kg grade 490mpa, such as ships, bridges and pressure containers. this electrode can be used for welding in all positions
應用最廣的低氫型藥皮焊條，用於焊接50公斤級490mpa低合金高強鋼，如造船，橋梁及壓力容器結構，可全位置施焊。Do not carry out any hot work such as cutting, grinding, welding or soldering on a hydrogen installation. when hot work is necessary obtain a work permit -
在氫氣設備周圍不要進行任何動火作業，例如，切割、磨砂、焊接。動火作業必須取得工作許可證。1. temperature measurement surface thermocouple with protective tube directly welded on the surface of furnace pipe to avoid scouring from extremely flow velocity and damage to measuring element at high temperature, also corrosion to the thermocouple from hydrogen and sulfur
1 .一種帶護套管測溫表面熱電偶，護套管直接焊在爐管表面，避開了高流量沖刷，高溫溫度對測溫元件的破壞，氫硫對熱電偶的腐蝕分享友人