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hydrogen embrittlement是什麼意思,hydrogen embrittlement的意思翻譯、用法、同義詞、例句

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  • [機] 氫脆

  • 例句

  • Figure 16 shows a flap track that cracked because of hydrogen embrittlement 149 flight cycles after overhaul.

    圖16示意了襟翼滑軌大修後149個飛行循環内由于氫脆造成裂紋的實例。

  • The relationship between plating structure and hydrogen embrittlement was analysised. The distribution of hydrogen content and cathodic current was also analysised.

    分析研究了鍍層結構與低氫脆性能的關系,對氫含量分布和工藝陰極電流效率也進行了分析。

  • Investigation was made of effect of preplastic deformation for unexplosive and explosive treatments on strength, surface residual stress and hydrogen embrittlement of the specimens.

    研究了預塑變對爆轟處理和未爆轟處理樣品的強度、表面殘留應力、氫脆敏感性及其關系的影響。

  • T73 and RRA treatment improve the grain boundary character, which is help to inhibit hydrogen embrittlement and decrease anodic dissolution rate, then to improve the SCCR of the alloy.

    T73和RRA時效處理改善了合金晶界特性,有助于阻止氫脆、減緩晶界陽極溶解速度,提高合金的抗應力腐蝕能力。

  • Hydrogen embrittlement is an outstanding problem when high strength aluminium alloys are applied in the corrosive environment.

    氫脆是高強度鋁合金在腐蝕環境中應用遇到的突出問題。

  • It was found that Cd-Ti plating had better performance of corrosion resistance and low hydrogen embrittlement tendency than cadmium plating from ammonium chloride bath.

    研究結果表明,無氰鍍镉-钛鍍層耐腐蝕性能和低氫脆性能都優于氯化铵鍍镉鍍層。

  • Hydrogen embrittlement can become important in martensitic steels.

    馬氏體鋼容易浮現氫脆現象。

  • Rework that requires low-hydrogen embrittlement (LHE) cadmium stylus plating should be performed when the component is not loaded.

    翻修要求的低氫脆(LHE)鍍镉應當在部件不在翼的狀态下進行。

  • Toughness and susceptibility to hydrogen embrittlement of the steel could be improved as increasing tempering temperature below 370℃.

    由此可以通過提高回火溫度改善鋼的韌性,降低鋼的氫脆敏感性。

  • The MD(Molecular dynamics) method is used to investigate the HE(Hydrogen Embrittlement) fracture of single-crystal and twin-crystal aluminum under tension.

    采用分子動力學方法模拟了鋁單晶、雙晶及其含氫模型在拉伸條件下的力學特性。

  • The results show that the hydrogen embrittlement during the heat treatment process of thin-walled parts is the main reason. Meanwhile, the prevention measures are also put forward.

    結果表明,氫脆現象是其産生脆性斷裂的根本原因,同時提出了相應的防止措施。

  • The role of hydrogen embrittlement in stress corrosion cracking has also been discussed.

    文中還對氫脆在應力腐蝕開裂中的作用進行了讨論。

  • The effect of inhibitor on hydrogen embrittlement of high strength steel has been stu***d by potentiodynamic polarization technique.

    用電化學動電位極化的方法研究了緩蝕劑對高強度鋼環境氫脆性能的影響。

  • Once the corrosion sign of water cooling wall fire side is founded, measures should be taken to prevent development for the hydrogen embrittlement.

    一旦發現水冷壁向火側内壁有腐蝕迹象時,應采取預防進一部發展為氫脆的措施。

  • ADI water embrittlement was attributed to the decomposed hydrogen originated from water, resulting in hydrogen embrittlement of stress induced martensite in ADI matrix.

    ADI水脆化是由于水分解的氫使ADI基體組織中的應力誘變産生馬氏體引起氫脆而導緻的。

  • The cardinal cause of Hydrogen Embrittlement in metals is that hydrogen affects motion, distribution and structure of dislocation.

    金屬材料氫脆的根本原因是氫對位錯運動、分布和結構的影響。

  • Dacromet coatings have been widely adopted for their excellent corrosion resistance, no hydrogen embrittlement and light environmental pollution.

    達克羅塗層由于具有優良的耐蝕性、無氫脆、無污染等特點而得到廣泛應用。

  • Results show that the alloy in aging state, especially in deformation-aging state, is apparently susceptible to hydrogen embrittlement.

    結果表明,時效狀态、特别是形變時效狀态合金具有明顯的氫脆敏感性。

  • Oxygen in the alloy, especially that in the alloys with high strength, could enhance the hydrogen embrittlement.

    合金中的氧會加重釩合金(特别是強度較高者)的氫脆敏感性。

  • Hydrogen embrittlement occurs when a high-strength alloy steel component absorbs hydrogen, which is not removed in a timely manner in accordance with the SOPM (e. g. , embrittlement relief baking).

    如果高強度合金鋼在時效過程中沒有遵循SOPM(排氫烘焙)的要求而吸收了氫元素就會發生氫脆。

  • Ultimate tensile strength, elongation and area reduction of charged specimen with hydrogen were the same as that of uncharged specimen, i. e. , there is no hydrogen embrittlement for copper.

    純銅充氫後并不改變組織結構和晶粒大。 而且抗拉強度、延伸率和面縮率也不變化,這表明銅沒有氫脆。

  • So the study of hydrogen embrittlement is still avery important and very active topic in metal science.

    因此,氫脆問題的研究,仍然是金屬材料科學領域中一個很重要而又是非常活躍的課題。

  • The reason for hydrogen embrittlement fracture is incomplete removal of hydrogen after acid-washing or electroplating.

    是在酸洗電鍍後除氫不及時或不徹底導緻氫脆斷裂。

  • The results of the experiment show that it is effective to prevent hydrogen embrittlement failure by hardening and tempering treatment.

    實驗結果表明:進行調質預處理是防止氫脆失效較為有效的方法。

  • The plating structure, property of hydrogen permeation, hydrogen embrittlement of different plating that used for high-strength steels were stu***d.

    研究了高強度鋼不同鍍層的鍍層結構、電鍍滲氫行為及氫脆性能。

  • Causes for the hydrogen embrittlement during alkaline tin plating of elastic articles were discussed, preventive and remedial measures were presented.

    探讨了彈性零件堿性鍍錫産生氫脆的原因并提出了預防及消除措施。

  • Research methods on hydrogen embrittlement are reviewed.

    評述了研究氫脆的方法。

  • Zinc-nickel alloy electrodeposited coating shows outstanding corrosion resistance and excellent resistance to hydrogen embrittlement, which makes it a good protective coating for steel fasteners.

    鋅鎳合金鍍層基本無氫脆,又具有優異的耐蝕性,因而成為鋼鐵緊固件合適的防護層。

  • Figure 17 is a scanning electron microscope view of a typical hydrogen embrittlement crack where separation occurs along grain boundaries.

    圖17示意了用電子顯微鏡掃描出的沿晶粒邊界産生的氫脆裂紋。

  • 網絡擴展資料

    關于“hydrogen embrittlement”(氫脆)的詳細解釋如下:

    定義與現象

    氫脆是指金屬材料因吸收氫氣而導緻延展性和韌性顯著下降的現象,表現為材料在應力作用下易發生脆性斷裂。這種現象常見于鋼鐵、钛合金等金屬,尤其在氫環境(如酸性介質、高溫高壓水環境)或電化學反應中容易發生。

    發生機制

    1. 氫原子滲透:氫原子體積極小,可擴散進入金屬晶格,聚集在材料缺陷處(如晶界、位錯等)。
    2. 弱化鍵合力:氫原子與金屬原子間的作用力會降低金屬的局部結合強度,導緻裂紋萌生和擴展。
    3. 應力協同作用:在外加載荷或殘餘應力下,氫的聚集會加速材料開裂。

    影響材料

    防治方法

    應用影響

    氫脆對航空航天、油氣管道、汽車零部件等領域的結構安全性構成威脅,需通過嚴格檢測和标準(如ISO/TR 15916)進行風險管控。

    若需進一步了解具體案例或技術标準,可參考相關工程文獻或行業規範。

    網絡擴展資料二

    hydrogen embrittlement


    詞性: 名詞

    發音: [ˈhaɪdrədʒən ɪmˈbrɪtlmənt]

    定義: 指在金屬或合金中,由于吸收了氫氣而導緻材料脆性增加的現象。

    例句:

    用法: 氫脆化通常是由于金屬或合金在制造、加工、電鍍等過程中吸收了氫氣導緻的。氫脆化在工業生産中經常發生,會導緻材料的脆性增加,從而使得材料容易發生斷裂。為了避免氫脆化,工業生産中需要對金屬材料進行特殊處理,例如熱處理、電鍍前的清洗和幹燥等等。

    近義詞:

    反義詞:

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