low chromium 中文意思是什麼

low chromium 解釋
低鉻
  • low : adj 1 低的；淺的，矮的。 low flight 低飛。 a low temperature 低溫。 low tide [water] 低潮。 The g...
  • chromium : n. 【化學】鉻。
  1. 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
  2. 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
  3. Low chromium alloyed cast iron cylpebs

    低鉻合金鑄鐵磨段
  4. Manufacturing : industrial silicon, metal magnesium, calcium carbide, high - carbon ferrochrome, silicon chromium alloys, low carbon ferrochrome china

    製造：工業硅、金屬鎂、電石、高碳鉻鐵、硅鉻合金、中低微碳鉻鐵。
  5. 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。
  6. Standard specification for low - carbon nickel - chromium - molybdenum - gadolinium alloy plate, sheet, and strip

    低碳鎳鉻鉬釓合金板薄板材和帶材的標準規范
  7. Study on low - chromium passivation technology of hot galvanized steel sheet

    熱鍍鋅鋼板低鉻鈍化工藝的研究
  8. The results show that, composite could be fabricated on the complicated surface by means of sodium silicate sand mold combination with vacuum infiltration process. when the substrate was 10 mm, composite layers reached 3 mm to 5 mm in thickness with high strength interface and less casting defect. microstructures of grey cast iron and low chromium cast iron matrix composites with various volume fraction has been analyzed

    結果表明：用水玻璃砂型（芯）加負壓鑄滲的工藝能夠實現復雜表面（曲面）顆粒增強復合材料的制備，澆注方式簡單可靠，基材厚度在10mm時，復合層厚度能達到3 5mm ，且復合層鑄造缺陷少，復合效果好，界面緻密而且結合強度高。
  9. 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。
  10. Specification for low nickel - chromium steel bar for the manufacture of forged bolts only

    僅用於鍛制螺栓的低鎳-鉻鋼棒規范
  11. Standard specification for low - carbon nickel - chromium - molybdenum, low - carbon nickel - molybdenum - chromium - tantalum, low - carbon nickel - chromium - molybdenum - copper, and low - carbon nickel - chromium - molybdenum - tungsten alloy rod

    低碳鎳鉻鉬低碳鎳鉬鉻鉭低碳鎳鉻鉬銅和低碳鎳鉻鉬鎢合金桿材的標準規范
  12. Specification for low - carbon nickel - molybdenum - chromium and low - carbon nickel - chromium - molybdenum alloy plate, sheet, and strip

    低碳鎳鉬鉻和低碳鎳鉻鉬合金板薄板及帶材規范
  13. Specification for low - carbon nickel - molybdenum - chromium, low - carbon nickel - chromium - molybdenum and low - carbon nickel - chromium - molybdenum - tungsten alloy rod

    低碳鎳鉬鉻，低碳鎳鉻鉬和低碳鎳鉻鉬鎢合金棒規范
  14. The plating technique of trivalent chromium used now has many disadvantages such as low stability of solution, high cost of raw material

    六價鉻電鍍工藝存在嚴重的環境污染問題，利用三價鉻鍍鉻取而代之已經迫在眉睫。
  15. The formulae that didn " t contain fluorine had low rates of corrosion, high stability and easy operation and had distinct improvement in coating quality, surplus of chromium, saving electricity and energy and environmental protection etc. when they were compared with the commercial additive of wr - 1 and the electrolyte formula of fenghui galvanization plant, the results showed that the effect of chromium plating of the formulae obtained in this study are more excellent

    所研製的配方，不含氟、腐蝕率低，穩定性好，易操作，在鍍層質量、節鉻、節電、節能、環境保護諸方面都有明顯的改善，並將其與市售的wr 1添加劑和淬惠電鍍廠鍍鉻效果進行了對比，結果表明本研究得到的配方鍍鉻效果更優良。
  16. Low chromium alloy series gangqiu, various mills chenban, wear - resisting acidproof metal, copper liu, bronze pieces, copper products production and marketing

    低鉻合金系列鋼球、各類磨機襯板、耐磨耐酸鑄件、銅料、鑄銅件、銅產品製作及銷售。
  17. Separation of low concentration chromium waste water using solvent extraction

    低濃度含鉻廢水萃取分離的研究
  18. The reinforcing effect has been researched, with wc of 40 ~ 60 mesh dimension and 10 ~ 52 wt % volume fraction. the matrices were grey cast iron and low chromium cast iron

    復合材料中碳化鎢顆粒粒度為40 60目，體積分數范圍為10 52 ，基體材質分別選用了灰口鑄鐵和低鉻鑄鐵，研究了它們的復合效果。
  19. Chromium - free passivation technology at low temperature and fast speed for copper and its alloy

    銅及銅合金低溫快速無鉻鈍化工藝研究
  20. Specification for low - carbon nickel - chromium - molybdenum, low - carbon nickel - chromium - molybdenum - copper, low - carbon nickel - chromium - molybdenum - tantalum, and low - carbon nickel - chromium - molybdenum - tungsten alloy plate, sheet, and strip

    低碳鎳鉻鉬低碳鎳鉻鉬銅低碳鎳鉻鉬鉭和低碳鎳鉻鉬鎢合金板薄板及帶材的標準規范
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