碳化鐵 的英文怎麼說
中文拼音 [tànhuàtiě]
碳化鐵
英文
carbide of iron-
Cleanup corrosive substance in pipe such as internal water, clean oil, methane hydrate, ferric oxide, carbide dust, carbon bisulfide, hydrosulphurice acide, etc. ; reduce corrosion damages to inner wall of pipeline caused by corrosive substance ; clarify pipe route again ; inspect pipe deformation ; check perfectness ratio of valves along pipe ; decrease working backpressure
清除管線內部積水、輕質油、甲烷水合物、氧化鐵、碳化物粉塵、二硫化碳、氫硫酸等腐蝕性物質;降低腐蝕性物質對管道內壁的腐蝕損傷;重新明確管線走向;檢測管線變形;檢查沿線閥門完好率;減小工作回壓。Chemical analysis for silicon carbide refractories - determination of ferric oxide - o - phenanthroline photometric method
碳化硅耐火材料化學分析方法鄰二氮雜菲光度法測定三氧化二鐵量Theoretic analysis of oxidizing dephosphorization of high carbon ferromanganese
高碳錳鐵氧化脫磷的理論分析The applications of iron - containing compounds ( pd / fe bimetallic system, fes2, fe2o3, fes, fe4 ( superscript ) fe2 ( superscript ) ( oh ) 12so4yh2o, etc ) in degradation of chlorination compounds, such as hexachloroethane, carbon tetrachloride, pentachloroethane, tetrachloroethane, trichloroethane, trichloroethylene, tetrachloroethylene and so on, are reviewed in this paper, as well as their reaction mechanisms
摘要綜述了鈀鐵、二硫化鐵、硫化鐵、三氧化二鐵、綠銹等含鐵化合物在降解六氯乙烷、四氯化碳、五氯乙烷、四氯乙烷、三氯乙烷、三氯乙烯、四氯乙烯等有機氯化物中的應用以及降解機理。In the specimen of low carbon, ferrite with low hardness and a little pearlite is found ; and the specimen of high carbon is made up of pearlite and various alloyed - carbide
組織觀察表明,碳含量較低的試樣中主要是硬度不高的鐵素體以及少量的珠光體;而碳含量較高的試樣中則主要是珠光體以及各種合金碳化物。The particles distributed hi the matrix of grey cast iron, but some contact each other. the composite layer extend gradually into the substrate. when volume fraction of wc is 36 wt % and 27 wt %, the matrix of the composite is high chromium cast iron, consist of white carbide bars and the austenite. wc particles distributed uniformly, retaining approximately quondam granular form in the composite layer which has an evident interface area with the substrate, with good bonding strength
對不同碳化鎢體積分數的灰鐵和低鉻鑄鐵基復合材料的微觀組織結構分析表明:碳化鎢體積分數為52時,復合層內基體為灰口鑄鐵組織,顆粒直接分佈在灰鐵基體上,部分碳化鎢顆粒有相互接觸的現象,基材與復合層之間沒有明顯的過渡;碳化鎢體積分數為36 、 27時,復合層內基體為高鉻鑄鐵,由面塊狀的奧氏體和白條狀碳化物組成,碳化鎢顆粒表面固溶於基體組織中,粒形基本保持完整,分佈均勻,與基體構成冶金結合,基材與復合層之間存在一個明顯的平緩過渡區。In heating the solution of fe ( co ) 5 / dmf stage by stage, the thermolysis of fe ( co ) 5 goes through two courses, the transitional substance is multi - nucleus carbonyl iron and the final productions are a - fe and iron carbide
Fe ( co ) _ 5在dmf中逐步升溫熱分解經歷兩個分解歷程,中間產物是多核羰基合鐵,最終產物為- fe及其碳化物的混合物。On the base of the analysis on the advanced technology of hard ferrite in foreign country, the main procedures of preparing hard ferrite pre - sintering material are determined as follows : first, the ferrite oxides coming from the main cold rolling line and strontium carbonate are conveyed to storage tank by gas power and weighed automatically according to the demands of constituent composition. and then they are mixed and grinded by using method of wet treatment. finally the mixtures is transported to the devices of storage by transporting pump
在分析國外先進的永磁鐵氧體生產工藝的基礎上,確定了生產高檔永磁鐵氧體預燒料的主要過程:首先,利用攀鋼冷軋鐵紅為主要原料,將氧化鐵紅及碳酸鍶採用氣力輸送至貯料料倉,經自動稱量裝置,按工藝配方稱量後分別由氧化鐵紅及碳酸鍶發送罐氣力輸送進入預混攪拌筒加水攪拌,然後再送入混磨機濕法混磨;最後,混合物經輸送泵輸送至料漿存儲裝置,經定量進料泵定量輸送至回轉窯進行濕法預燒,預燒料經緩冷至室溫后,再球磨。Main product : tungsten carbide powder, roll ring, anvil and cylinder, mining button bit, dies nib for various application : cold heading dies, drawing dies and non - magnetic carbide dies. all of the products mentioned above could be offered in blank or finishing product
公司主要產品有:碳化鎢粉硬質合金輥環頂錘和壓缸冷鐓模無磁合金礦山柱拉絲拉管模棒材板材非標模具及硬質合金精密加工產品等,廣泛應用於鋼鐵標準件金剛石粉末冶金石油礦山磁性材料機械加工電子等行業。Process of carburizing and carbonitriding, quenching and tempering of iron and steel
鋼鐵的碳化氰化淬火和回火處理Production launch of silicon carbide particulate filters for the psa peugeot citro ? n diesel vehicles
2001年:開始為標致雪鐵龍汽車集團的柴油機機車生產碳化硅過濾器。The results show that the composites were more wear resistant than the matrix, contributing to the " volume effect " and " size effect ", the wear resistance increases with the particle content and size. the composite shows better wear resistance than high chromium cast iron material especially in low load and fine abrasive test condition. the results also indicate that the composite strengthened by ageing treatment was more wear resistant than as - cast composite
磨損試驗結果表明,鑄造碳化鎢顆粒增強cu - ni - mn合金基復合材料具有比較高的抗磨料磨損能力,而且其耐磨性隨著鑄造碳化鎢顆粒體積分數及尺寸的增大而提高,表現出了強烈的「體積效應」及「尺寸效應」 ,尤其是在低載荷、細磨料磨損條件下,復合材料表現出更好的而寸磨性,即使與高鉻鑄鐵( cr28 )相比也有很大程度的提高。According to the results of the interface action, the metals are classified as following three kinds. one is the affine metals that can react with the diamond to form steady carbides, such as ti, w, cr, mo etc. other is the inert metals that have not any action with the diamond, such as cu etc. the third is catalyst metals that promote the transformation of the diamond into graphite when the metals come into contact with the diamond at high temperature, such as fe, co, ni etc
按照金屬與金剛石的界面作用結果,將典型金屬分為:與金剛石界面反應形成穩定碳化物的親和性金屬,如鈦、鎢、鉻、鉬等;與金剛石界面不反應的惰性金屬,如銅等;與金剛石界面接觸促使金剛石石墨化的石墨化金屬,如鐵、鈷、鎳等。Based on the analysis about the influences of the mixing time, the penetration ratio of injected powder and the residence time of injected powder in the bath on the desulphurization process, a mathematical model which taken these three parameters into account was developed to simulate the desulphurization rate of hot metal by co - injection of magnesium - cac2 mixture, and the coupling effect between magnesium and cac2 was discussed
在具體分析熔池均混時間、粉劑穿透比及粉劑停留時間這3個基本參數對脫硫過程影響的基礎上,建立了能體現這3個參數影響的模擬鐵水噴吹鎂粒和碳化鈣復合粉劑脫硫處理的數學模型,並討論了兩種粉劑在脫硫過程中的耦合效果。X - ray diffraction spectrum, empa methods and several tests including mechanical properties, electrochemistry, corrosion wear, on - site plate hanging, the microstructure of steel has been observed and analyzed, performance has been studied, and corrosion - abrasion, fragility mechanism, and microalloy application in ferritic stainless steel have been explored comprehensively. the test results of electrochemistry, corrosion wear and on - site plate hanging have been analyzed. the analytical result shows that crsomo has enough corrosion resistance in phosphoric acid slurry because it has high chromium and low carbon
通過實驗室的電化學試驗、腐蝕磨損試驗和磷肥廠的現場掛片試驗結果分析,表明: cr30mo鐵素體不銹鋼高鉻低碳的配合,保證其在磷酸料漿中具有足夠的耐蝕性: cr30mo中( fe , cr ) _ 23c _ 6 、 ( fe , cr ) _ 7c _ 3 、 mo _ 2c 、等碳化物硬質點從基體的彌散沉澱析出可提高鋼的硬度和耐磨性,使得鋼在磷酸料漿中具有良好的耐磨蝕效果。With carbon content increasing, the carbide network on the fertile grain boundary sprouting and propagating. the fracture mode has been changed from cleavage to along boundary and the intergranular corrosion induced by solution chromium decreasing
隨碳含量提高,晶界上碳化物萌發、擴展呈網狀,鑄件脆斷由解理斷裂發展為沿晶斷裂,同時鐵素體不銹鋼晶間腐蝕傾向增大。Because of its excellent properties, such as high strength, high module, wear resisting, and etc., sicp was added to ferroalloy as a reinforce phase. but the intrinsic difference between the bonds led to poor fabrication of the composites. in this paper, the effects of alloying, sintering, and heat - treatment on the properties and microstructures of sicp / ferroalloy - based composites were studied, : it was found that sic particles reacted with ferroalloy when sintered in 1100
碳化硅因其高強度、高模量、耐熱、耐磨等優良性能而被作為顆粒增強體來制備鐵基復合材料,但因其共價鍵與鐵基體的金屬鍵之間的本質區別導致兩者復合困難,本文擬從基體合金化、燒結及熱處理工藝等方面對鐵合金基復合材料組織與性能的影響進行考察,具體內容如下:加入fe - cu - c基體中的sicp顆粒, 1100燒結時就已經開始發生分解,但反應不強烈,在顆粒表面鍍鎳可以延緩基顆粒與基體之間的反應。Test research on beneficiation of yunnan oolitic iron ore
利用雲南錳礦資源生產中碳錳鐵的工業化實踐Raw and auxiliary materials : iron powder, copper powder, tungsten powder, tungsten - carbide powder, stainless ( high - speed ) steel powder, magnetic material, ceramic material, nanophase material and other metal powders and alloy powders
原輔材料類:鐵粉、銅粉、鎢粉、碳化鎢粉、不銹(高速)鋼粉、磁性材料、陶瓷材料和鈉米材料及其它元素金屬粉末及合金牌號的粉末等。The boundary of ferrite has been clarified and fined by adding re into crsomo. the intergranular corrosion induced by solution chromium decreasing can be restrained for nb, v, ti combing carbon in the steel. the wear resistance of stainless steel can be increased for the precipitation of microalloyed carbides
其中,稀土能夠凈化鐵索體晶界,並起到變質劑的作用,細化鐵素體晶粒,改善不銹鋼的韌性;鈮、釩、鈦能夠與鋼中的碳結合,減少固溶鉻的損失,從而避免晶間腐蝕,同時細小微合金碳化物的沉澱析出可提高不銹鋼的耐磨性。分享友人