硬回火 的英文怎麼說

中文拼音 [yìnghuíhuǒ]
硬回火 英文
hard temper
  • 硬 : 形容詞1 （堅硬） hard; stiff; tough 2 （剛強; 堅定; 強硬） strong; firm; tough; obstinate 3 （勉...
  • 回 : 回構詞成分。
  • 火 : fire
  1. 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。
  2. Fasteners, decarburization in hardened and tempered threaded

    淬硬及回火螺紋緊固件的脫碳
  3. Mechanical and performance requirements of case hardened and tempered metric thread rolling screws

    表面滲碳硬化和回火的公制滾絲螺釘的機械和性能要求
  4. It is possible to suppress brittleness and increase the strength and toughness by optimizing heat treatment process especially for microalloyed steels 50crv. in addition, heat processing for microalloyed steels socrv was investigated in principle in the paper

    通過微合金元素產生的沉澱強化，可以彌補回火造成的強韌性的下降，設計最佳的熱處理綜合工藝將可以同時提高鋼的強度和韌性，同時還可保持一定的硬度。
  5. It now possesses of not only some production equipment advanced in the national level, such as automatic hydraulic pressure spring eye machines, automatic control quenching furnaces and automatic control tempering furnaces the control accuracy attains 5 and shot blasting machines of landscape and vertical orientation, but also some sophisticated quality detection equipment, such as durometers, metallographic microscopes, stiffness and endurance test machines, etc. besides the hardware equipment, the company has a group of senior specialized technical personnel in the field of the design of the leaf spring processing, the leaf heat treatment as well as the tqc total quality control

    擁有自動液壓卷耳機自動控溫的淬火爐和回火爐爐溫控制精度達到5橫向和縱向噴丸機等國內先進的生產設備。同時還有為保證質量購置的硬度計金相顯微鏡剛度檢測及疲勞試驗機等先進的質量檢驗設備。從產品生產開始的每一個環節進行全方位的質量控制。
  6. Results of the experiments showed that the wear mechanisms of the sintered steel included abrasive wear, adhesive wear and fatigue wear, and it was the abrasive wear most important. it was the sintered steel mixed by ni, mo that was the best on the wear resistance, because of the great lot of bainite ; the sintered steel quenched and low temperature tempered mixed by mo, w that was the best on the wear resistance, because of the rigidity of the steel was the highest

    實驗結果表明：本文中幾種燒結鋼的磨損機制均是由磨粒磨損、粘著磨損、和疲勞磨損共同作用的，且以磨粒磨損為主；在燒結態下，復合添加合金元素鎳、鉬的燒結鋼的耐磨性能最好，這是因為生成了大量的硬質相貝氏體；而淬火、低溫回火態下，則復合添加鉬、鎢的燒結鋼的耐磨性能最好，這是因為熱處理態下添加鉬、鎢的燒結鋼的硬度最高。
  7. The result shows that tempered martensite has apparent lath character when temper is between 740 ~ 780, and the hardness of welded joint is 264 ~ 237hv, which can get better performance of the welded joint the lath character of martensite in welded joint disappears, and the carbide in the tempered sorbite of the base metal will aggregate when temper temperature is above 780, and the hardness and plastic property will reduce obviously

    結果表明，在740 ~ 780之間回火，焊縫硬度為264 ~ 237hv ，回火馬氏體板條特徵明顯，可以獲得優良的焊接接頭性能；回火溫度超過780 ，焊縫板條馬氏體特徵消失，母材回火索氏體中碳化物產生偏聚，硬度、塑性明顯降低。
  8. Toolox44 belongs to the low residual stress tool steel with hardening and high tempering

    Toolox44是經過硬化高溫回火的低殘余應力工具鋼。
  9. Steel wire for mechanical springs - oil hardened and tempered spring steel wire

    機械彈簧鋼絲.油硬化和回火的彈簧鋼絲
  10. Quenched and tempered steels - technical delivery conditions for special steels

    淬硬鋼和回火鋼.第1部分:特種鋼供貨技術條件
  11. As shown in the figure left, the inner ring of the self - contained bearing is hardened in the race - way and surroundings part where hardening is necessary, the area of set screw hole of the inner ring has been templed by high temperature after hardened, it has higher toughness and impact clasticity

    如左圖所示，內圈溝道及其周圍需要淬硬的部分已經過正常淬火，裝配緊定鏍釘的內圈伸長端則經過高溫局部回火而保持韌性及抗沖擊性。
  12. Moreover, laser overlapping treatment is another actual problem in many places. by a lot of experiments, as be showed in many theses, we find the hardness of mould steels were lowered because of tempering

    並且，激光交疊熱處理是在生產中可能發生的問題，我們通過大量的實驗發現在激光硬化區由於一定程度的回火效應而產生硬度回落現象。
  13. Annealing could reduce hardness and raise toughness, which could be prone to mechanical machining. quenching and low temperature tempering could raise intensity and hardness of materials, not reduce toughness obviously. quenching on same temperature caused ticp / fe in situ composites having the best integral machine properties

    退火處理使材料的硬度降低，韌性提高，便於機械加工；淬火+低溫回火處理使材料的強度和硬度提高，而韌性無明顯的降低；採用等溫淬火工藝，可使tic _ p fe復合材料具有最好的綜合機械性能。
  14. The procedures of heat treatment of steel include hardening, tempering, annealing and case hardening

    鋼的熱處理工序包括硬化、回火、退火和表面硬化。
  15. Quenched and tempered steels - technical delivery conditions for unalloyed quality steels

    淬硬鋼和回火鋼.第2部分:非合金優質鋼交付技術狀態
  16. The furnaces can be used for vacuum braze welding of aluminum alloy production, such as aluminum alloy heat exchanger, braze welding of stainless steel, titanium alloy, super - alloy, cemented carbide and nonferrous metals, vacuum temper of high - speed steel, tool and mould steel, bearing steel, stainless steel etc, ageing and annealing of nonferrous metals

    實現的基本工藝高溫合金真空釬焊實例：主要用於不銹鋼鈦合金高溫合金硬質合金有色金屬的釬焊及高速鋼工模具鋼軸承鋼不銹鋼等材料的真空回火，以及有色金屬的時效和退火處理。
  17. Copper and copper alloys. material condition or temper designation

    銅和銅合金.實體條件或回火硬度標識
  18. Quenching and tempering were chosen to strengthen the material. the quenching temperature and time were adjusted based on the hardness measurement

    選擇淬火和回火作為本課題的熱處理工藝，並用硬度法確定可行的淬火溫度和保溫時間。
  19. Using the device, we tested two groups of samples that included the steel of 40cr and the steel of 65mn, got a single - valued relationship between displayed value on the device and tempering hardness

    對以40cr和65mn為代表的回火件進行了硬度測試，得到了其回火硬度與數顯值之間良好的單值對應關系。
  20. Copper and copper alloys - material condition or temper designation ; german version en 1173 : 1995

    銅和銅合金.材料狀態或回火硬度標識
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