鋼的硬化 的英文怎麼說
中文拼音 [gāngdeyìnghuà]
鋼的硬化
英文
hardening of steel-
Standard specification for precipitation - strengthened low - carbon nickel - copper - chromium - molybdenum - columbium alloy structural steel plates
沉澱硬化低碳鎳-銅-鉻-鉬-鈮合金結構鋼板的標準規范Standard specification for pressure vessel plates, low - carbon age - hardening nickel - copper - chromium - molybdenum - columbium and nickel - copper - manganese - molybdenum - columbium alloy steel
壓力容器用低碳時效硬化的鎳銅鉻鉬鈮和鎳銅錳鉬鈮合金鋼板的標準規范Based on the analyses on mechanical properties, microstructure and fracture of - the microalloyed steels socrv with various heat treatment technique, it can be affirmed that various fractures arttribute to various mechanism, we can draw conclusion that the strength and toughness of microalloyed steels 50crv will be increase simultaneously by optimal heat treatment technique. to illustrate the mechanism of the strength and toughness of microalloyed steels socrv, we designed the comparative experiment and observed the microstructure of the sample which occurred at different quench and tempering temperature and different tempering time. the last experiment results were determined by the four factors : fined microalloyed elements grains, the decompound of martensite, martensite transformation of remnant austenite and the second phase precipitation
為解釋微合金化50crv鋼強韌化機理,本文通過對不同淬火溫度,回火溫度,回火時間下的力學性能指標的對比及顯微分析,認為微合金元素的細化晶粒,馬氏體的回火分解,殘余奧氏體的轉變,第二相的沉澱析出共同決定了微合金鋼的強韌化情況,特別是由於微合金元素的存在,其細化晶粒及其碳氮化物的沉澱析出,導致鋼的良好的強韌性,並且如果工藝滿足第二相的沉澱析出強化大於回火馬氏體分解引起的軟化效應,會在硬度曲線中產生明顯的二次硬化現象。Abstract : through the explosive induration experiment of high manganese steel, safety and insensitive explosives was selected
文摘:通過高錳鋼的爆炸硬化實驗,選出適用於爆炸硬化的安全鈍感炸藥。Standard specification for steel castings, stainless, precipitation hardening
沉澱硬化不銹鋼鑄件的標準規范Ferritic - pealitic steels for precipitation hardening from hot - working temperatures
用熱處理溫度進行沉降硬化的珠光體型鐵素體鋼Ferritc - pearlitic steels for precipitation hardening from hot - working temperatures ; german version en 10267 : 1998
用於高工作溫度的沉澱硬化鐵氧-珠光體鋼Standard specification for precipitation hardening iron base superalloy forgings for turbine rotor disks and wheels
渦輪機轉子圓盤和輪用沉澱硬化鐵基超合金鋼鍛件的標準規范Inorganic anti - cracking reinforced chemical additive, called wj, generates some tittle expansive crystals in hydration process in concrete to reduce the porosity and improve the distribution of pore size. the expansive power is process in common to tumefaction that petty crystalloid aft suck water and pressure to concrete pores that aft crystal gather volume. its adding weight was 8 % - - 12 % in cement, its restrained expansive ratio was about 0. 02 % - - 0. 06 %, and relevantil brought self - stress 0. 2mpa ?. 6mpa
無機增強抗裂材料wj摻入普通混凝土中,在水化硬化過程中生成一定量的微膨脹結晶體,降低空隙率,改善混凝土中孔結構分佈。其膨脹驅動力是凝膠尺寸的晶體鈣礬石吸水腫脹和結晶狀鈣礬石對孔隙產生膨脹壓的共同作用。當wj摻量為8一12兒在鋼筋和鄰位的限制下,使混凝土產生0The unstable solid solution would disintegrate and transform into carbide phases in these systems of sisocso, tisocso and zrsocso, based on the increase of free energy introduced by the effect mechanical alloying. for the system of wsocso, the solid solution had not transformed into tungsten carbides but an amorphous phase, which was different from those systems. the exist of fe in these experiments, which came from the abrasion of ball - milling tool because of the higher hardness of w and w - c solid solution, would induce the crystalline - to - amorphous phase transformation during milling
C50球磨體系中,繼續球磨時,不穩定的固溶體在機械合金化作用下,由於體系能量提高,會發生分解相變,從而可以形成碳化物;對于w扣c50球磨體系, w ? c固溶體具有較高的硬度,磨削不銹鋼質的球磨介質和球磨容器,而引入雜質,其中fe會促使固溶體向非晶相轉變。Heat treatment of ferrous materials - methods of heat treatment - part 1 : hardening, austempering, annealing, quenching, tempering of components
鋼鐵材料熱處理.熱處理方法.第1部分:部件的硬化處理The effects of baking temperature, baking time and prestrain on the bake hardenability and dent resistance of isotropic sheet steel and bh sheet steel produced by batch annealing were studied
摘要研究了烘烤溫度、烘烤時間和預拉伸應變量對罩式爐退火工藝生產的各向同性鋼的烘烤硬化性的影響,並與力學性能相當的冷軋烘烤硬化鋼進行了對比。The hardening craft and hardening mechanics of explosion hardening of high - mn steel was summarized, the achievements of explosion hardening research and the further work were simply introduced in this field
摘要對高錳鋼爆炸硬化工藝和硬化機理進行了綜述,並對爆炸硬化的研究進展及需要升展的進一步工作作了簡單介紹。Emcut 103 is excellent form grinding oil for hardened steels ( over rc55 ) for they promote cool, clean grinding and eliminate grinding burns
Emcut 103能提供冷卻、清凈的研磨條件,並能防制研磨的燒灼現象,為適用於硬度達rc55以上硬化鋼材的絕佳成型研磨油。The degrees of crystallinity of pure ptfe under the different conditions of water cooling, air cooling and furnace - varying cooling were made comparison by xrd. the thermal stability of pure ptfe and solid lubricant was analyzed by dsc - tg ; the composition and valence state of elements in the surface of carbon fiber, solid lubricant before and after friction test and lubricant transfer film were characterized by xps ; the frictional property of solid lubricant was tested by pin and disk test rig. the frictional wear property of solid lubricant between embedded bearing sleeve and steel axle friction pair ring was tested by special simulate test machine, the hardness of solid lubricant was tested by pm ; the compression strength of solid lubricant was tested by material test machine
用sem表徵原料微觀結構、摩擦表面及潤滑轉移膜表面形貌:用xrd進行原料物相分析,及比較水冷卻、空氣冷卻、隨爐冷卻三種工藝條件下的純聚四氟乙烯樹脂的結晶度;用dsc - tg分析純聚四氟乙烯樹脂及固體潤滑劑的熱穩定性;用xps表徵碳纖維表面、固體潤滑劑摩擦前後表面、潤滑轉移膜表面的元素組成、價態變化;用銷盤式摩擦磨損試驗機對固體潤滑劑進行摩擦性能測試;採用專用的臺架模擬試驗機對固體潤滑劑鑲嵌軸承套與鋼軸摩擦副間的摩擦磨損性能進行測定;用萊次偏光顯微鏡( pm )測試固體潤滑劑的硬度;用材料試驗機測試固體潤滑劑的抗壓強度等。Methods of measuring case depth for steel hardened by flame or induction hardening process
鋼的火焰加熱淬火或感應加熱淬火硬化層深度的測量方法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。In chapter four, in our experiments, we selected four representative mould steels as samples. after laser heat treatment, the hardness of samples was measured by special instrument, microstructure was also photographed to be analyzed carefully. through these experiments, we also debated on the theories which explain the new phenomenon occurring in laser overlapping treatment
第二章:介紹了工業中的各種激光加工技術和激光加工系統,詳細說明了本實驗所使用的高功率激光加工系統;第三章:詳細敘述了激光淬火的機理和熱傳導數學模型;第四章:通過實驗,分析激光淬火后的模具鋼的硬化帶的硬度分佈及金相組織特性,同時對激光交疊熱處理的特點及形成機理都作了深入的探討。Some alloying element s make the grain of steelfiner, thus increasing the hardness and st rength ofsteel
某些合金元素可精化鋼的晶體度,從而提高了鋼的硬度和強度。Hardening of steel
鋼的硬化分享友人