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真空渗碳后的淬火工艺 被引量:3

Quenqing After Vacuum Carburizing
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摘要 本文论述了经低压真空渗碳后的工件淬火时选择油淬或气淬的原因及影响因素。通过采用变速驱动(VSD)、选择适合的钢材、新型混合气体等新的技术手段,真空渗碳加气淬可以有效地减小工件地变形并显著地提高热处理质量及其稳定性。可以应用于绝大部分汽车齿轮工件的热处理。 This article discusses the factors heat treaters have to consider when deciding when to apply oil quenching or gas quenching for cooling low-pressure/vacuum carburized steel parts.
出处 《金属热处理》 CAS CSCD 北大核心 2005年第C00期73-80,共8页 Heat Treatment of Metals
关键词 真空 低压真空渗碳 真空气淬 真空油淬 淬火冷却速度 变形 变速驱动技术 Vacuum Low Pressure Carburising vacuum with gas quenching vacuum with oil quenching cooling rate distortion variable-speed drive
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参考文献5

  • 1"Modular Vacuum Thermal Processing Installation": U.S.Patent 6,065,964, May 23,2000.
  • 2"Vacuum Carburising-A Technology Whose Time Has Come,"by Dennis Beauchesne and Xavier Doussot: Industrial Heating, September 2003 ,(Special insert).
  • 3"Experience in Low Pressure Vacuum Carburising,"by T.Hebauf and Aymeric Goldsteinas: Industrial Heating, January 2003,p.29-33.
  • 4"Low Pressure Carburising Using the INFRACARB Process," by A.Goldsteinas:Technical Seminar for Heat Treatment,Tokyo,Japan,February 2003.
  • 5"New High Pressure Gas Quenching Solutions,"by L.Lefevre: presented at the ASM Heat Treat 2003 Conference, Indianapolis,Ind.,Sept. 15-17,2003.

同被引文献11

  • 1Edenhofer B. An overview of advances in atmosphere and vacuum heat treatment [J]. Heat treatment of Metals, 1999, 1 : 1-5.
  • 2Faura F. , Campo A. , Zamora B. A mixture of pure gases that produce maximum heat transfer characteristics for quenching [ J ]. J. Mater. Eng. Perf. , 1998,7(3 ) :420-424.
  • 3Wilke C.R. A viscosity equation for gas mixtures[ J ], J. Chem. Phys. , 1950, 18: 517-519.
  • 4Baxter W. J, Kilhefner P. T, Baukal C. E. Rapid gas quenching process, Air Products and Chemicals, Inc[P]. , US: 5173124 .
  • 5Macchion O. CFD in the design of gas quenching hurnace Doctoral thesis[ Z], Sweden : 2005, 29-30.
  • 6Laumen C. , Midea S. J. , Lubben T. , Hoffmann F. and Mayr P. Measured heat transfer coefficients by using hydrogen as quenchant in comparison with helium and nitrogen[ A]. In SM heat treatment conference. Accelerated Cooling/Direct Quenching of Steels [ C ] ;Indianapolis, Indiana, USA: 1997. 199-206.
  • 7Halvorson T. G. System for production of a quenchant gas mixture, Praxair technology, Inc. [ J]. US:5624507.
  • 8孙枫,佟小军,王广生.Cr17Ni2不锈钢低压真空渗碳工艺研究[J].金属热处理,2009,34(9):67-71. 被引量:6
  • 9樊东黎.钢的冷处理和深冷处理[J].热处理,2010,25(6):1-6. 被引量:20
  • 10张善庆,张连进.低压真空渗碳技术及低压真空渗碳多用炉[J].航空制造技术,2000,43(6):52-55. 被引量:5

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