1. The interface of austenite and martensite is somewhat straight.

2. The lath like carbide free ferrite and retained austenite has been observed by transmission electron microscope.

3. Serious mischcrystal and extremely coarse austenite grains lead to the production of this kind abnormal structure.

4. The decomposition and transformation of the retained austenite in bainite differ from that in martensite.

5. Austenite grain size of plain carbon steel and alloy steel were examined by oxidization and grain boundary etching method.

6. A new type of austenite hot working die steel added copper is presented in this paper.

7. The austenite recrystallization in every pass has been studied theoretically by computer modeling and experimentally on the bar mill at Tanggang. The calculated results agree with the measured values.

8. The influence of anomalous scattering on retained austenite determination in steel by X-ray diffraction method was investigated.

9. Abstract: The relationship between fatigue limit and prior austenite grain size has been studied by means of rotating bending fatigue tests for microalloyed case carburizing steels.

10. The change in austenite grain size of a steel with low sensitivity to weld crack was investigated via high-temperature quenching test.

11. With Al content increasing, Uniphase austenite area decreases or disappears, the liquefaction temperature becomes low, and hot-workability worsens.

12. The stability of the retained austenite is increased with decreasing finishing rolling temperature and increasing finishing rolling reduction rate, causing satisfactory TRIP effect.

13. The effect of prior microstructure, intercritical annealing and austempering was analyzed on the formation of retained austenite in the cold rolled TRIP-aided steels.

14. The microstructure of weld joint consists of austenitic matrix, columnar crystal in the form of V shape close to the fusion line and fine equiaxed austenite in the centre.

15. The hardness of the experimental steel decreases with the increase of average austenite grain size, which approximately keeps a linear relationship.

16. The results show that the microstructure of the alloys system is the compound of the acicular martensite and partial residual austenite. From the matrix, the composite carbides were precipitated.

17. Via vacuum induction furnace and metallographical analysis, the effects of RE on the grain size of the austenite and distance of the pearlite laminae of high-carbon steel for heavy rail were studied.

18. Measures should be taken to prevent the vertical snake tube from steam binding, iron oxide depositing, and austenite corrosion when superheater is cleaned.

19. There occours needle - type or M - type martensite precipitation within retained austenite.

20. In cast iron the relative quantity and the distribution of the eutectic austenite plays a more important role on the mechanical properties than the primary austenite dendrite does.

21. These phenomena probably are the reasons why the strength as well as toughness of maraging steel is not influenced markedly by the prior austenite grain size.

22. The paper discussed the fact that the content of sulphur and chlorine in the penetrant will accelerates the crack producing and expending in Austenite weld joint of Chrome-Nickel steel.

23. With the increasing of casting temperature, the dendrites grew fast, which could spheroidize and fine partial austenite with worse circularity and bigger size.

24. Deforming parameters can have remarkable effect and the austeniting temperature can determine the original austenite grain size, consequently influence the process of DIFT.

25. The carbonide in the recarburized layer is mainly M23C6. The martensitic zone is composed of dislocation martensite, twinning martensite, residual austenite and a little carbonide.

26. The material quality is ASTM A 743 M ( ZG 00 Cr 13 Ni 4 Mo ) the austenite stainless steel.

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27. This paper advanced a study method that can observe plastic deformation behavior of surface layer of die cavity by showing austenite grain, size, crack morphology and propagation mode.

28. In the former case, the solute segregation in dendritical austenite more severe, and there were lumps of distortion inclusion.

29. The variation of volume fractions for static and dynamic recrystallization, and austenite grain size during rolling process are obtained by model calculation.

30. The martensitic and undissolved carbide contents continuously increase as the laser scanning speed increases while the residual austenite decreases.

31. The requirement for retained austenite carburized or carbonitrided case will vary with the type of product.

32. Spheroidal austenite and acicular austenite can be seen during the austenitizing courses at low speed.

33. The morphology of austenite dendrites in shrinkage porosity in nodular iron is displayed by the color etching technique and the formation mechanism of shrinkage porosity has been analyzed.

34. The results show that, with the increase of holding temperature, the amount of bainite and retained austenite, the carbon concentration in retained austenite first increases and then decreases.

35. A simplified model of isothermal austenite grain growth has been developed.

36. Austenite nodular cast iron test block with different thickness were cast from different saturation and CE, and the saturation and CE were verified by microstructure and mechanical properties.

37. AlN precipitation at the full austenite grain boundary would worsen the ductility of the steels.

38. The surface hardness medium manganese austenite steel's is increased remarkably by using the casting surface alloy.

39. Effect of residual austenite on mechanical properties and abrasion resistance medium Mn white iron was investigated.

40. The results showed that severe twisting of vermicular graphite is caused not by the effects of modifying elements, but by the interaction of graphite and austenite.

41. Furthermore, precipitate of Nb in deformed austenite is more helpful for DEFT.

42. A new way to fine steel structure has been developed. It is the austenite - ferrite - repeating deformation.

43. Other than austenite, copper element dissolution is found in material.

44. These lath martensite first nucleates in parent austenite intergranular and twin boundary.

45. The surface hardness of medium manganese austenite steel's is increased remarkably by using the casting surface alloy.

46. For ferritic chromium steel, its thickness of layer is greater than that of austenite chromium steel.

47. The results show that austenite content is high and hardness is low as-cast condition.

48. The microstructures of duplex stainless steels consist of ferrite and austenite in approximately equal amounts.

49. The volume fraction and carbon content of retained austenite in the austempered high silicon cast steel after various austempering combinations were investigated by XRD method.

50. The test has been demonstrated that the boron segregation at austenite grain boundaries in quenched steel is a non-equilibrium grain boundary segregation phenomena occurred during cooling.

51. But Nb adding increases the under-heating austenite stability, reduces the temperature of phase transformation point and postpones the transformation of pearlite.

52. Therein, both retained austenite decomposition and carbides precipitation were the key factors in the cryo-treating process.

53. Meanwhile the initial strain rate and strain temperature affect the austenite grain size and distribution of precipitation phase.

54. The process investigation on hybrid YAG - MAG laser arc welding of austenite stainless steel is systematically developed.

55. In the present paper, both the process and new grain boundary of austenite recrystallized of 300M ultra high strength steel have been Oserved in-situ by means of high-temperature metalloscope and TEM.

56. The effect of chemical composition on mechanical properties of the austenite - bainite ( is other - tally quenched ) white iron was investigated.

57. The influence of anomalous scattering on austenite determination in steel by X - ray diffraction method was investigated.

58. High carbon steel will be gain a more amount of undissolved(remained) carbide and higher hardness when the steel is quenched with austenite of non homogeneous chemical composition.

59. The results showed that after the deformation of unrecrystallized austenite and quenching, martensite block width decreased and bent,[http:///austenite.html] while the packet size increased to some extent.

60. Melting Residual Stress is the main factor Causing Stress erosion damage on Austenite Rustless Steel's Structures.

61. The induced martensite firstly nucleated in parent austenite intergranular and twin boundary.

62. The deformation induced martensite in metastable austenite stainless steels affects their physical and chemical properties.

63. Some methods of retained austenite measurement on high chromium iron were compared.

64. Using double compression tests and applying the back-extrapolation method, a model has been established to predict the static recrystallized fraction of deformed austenite in the P510 steel.

65. Around the primary nodular graphite, the austenite nucleates and grows based on the graphite growth face (0001), and forms a ring like austenite shell finally.

66. For high chromium cast iron with structure of preferred orientation, its retained austenite amount can be measured accurately by X-ray method of rotating and tilting specimen holder.

67. It demonstrates that the diffusion of Ni element is incomplete and to austenite high in nickel.

68. The Influences of Ti content on austenite gain size and grain coarsening temperature in medium-carbon boron steel have been investigated.

69. The results showed that during reheating process, the austenite grain size in tested steel increased with an increase in the reheating temperature.

70. Results indicated that microstructure of the ZSF alloy consists of austenite and eutectic cementite.

71. The supercooled austenite transforms into friable martensite layer during the following rapid cooling process, leading to cracking and spalling at wheel tread.

72. Also, the function relationship between grain size, austenite grain growth and hot working parameters have been developed to predict the grain size of the rolled products.

73. The failure of grid plate made of casting austenite heat resistant steel was analyzed.

74. In the former case, the solute segregation in dendritical austenite more severe, and there were lumps ofd...

75. Segregation model of austenite boundary are established, mechanism of tempered—martensite embrittlement and bainite transformation are analysed thermodynamically.

76. The difficulty to harden high-Carbon- Chromium contained iron is caused by the melting zone, which may bring two problems: tiny cracks and low hardness of residual austenite.

77. Bainite ferrite and retained austenite are obtained through austempering immedidely after intercritical annealing in the plain carbon Si Mn steel.

78. Carbon-poor area forms by way of random fluctuation and carbon atom diffusion. Bainitic ferrites nucleate in carbon-poor austenite.

79. It has been demonstrated that the boron segregation at austenite grain boundaries in quenched steel is a non-equilibrium grain boundary segregation phenomena occurred during cooling.

80. Lowering temperature window of rolling and large strain accumulation is basic condition for exceeding of critical strain for dynamic recrystallization to refine austenite grain size.

81. The tempering process and the sub-zero treatment can control the amount of residual austenite effectively.