Spectroscopy and Spectral Analysis, Volume. 41, Issue 11, 3498(2021)

Analysis of Composition Distribution of New Cast-Forging FGH4096 Alloy Turbine Disk Based on Microbeam X-Ray Fluorescence Spectroscopy

Ya PENG1、1; 2;, Dong-ling LI2、2; 3; *;, Wei-hao WAN1、1; 2;, Qing-qing ZHOU3、3; 4;, Wen-yi CAI1、1; 2;, Fu-lin LI1、1;, Qing-bin LIU2、2; 3;, and Hai-zhou WANG2、2; 3;
Author Affiliations
  • 11. Central Iron & Steel Research Institute, Beijing 100081, China
  • 22. The NCS Testing Technology Co., Ltd., Beijing 100081, China
  • 33. Beijing Key Laboratory of Metallic Materials Characterization, Beijing 100081, China
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    Figures & Tables(12)
    Morphology of turbine disk(a): Intact turbine disk; (b): Turbine disk slicing and measuring area
    Schematic overview of the M4 Tornado μ-XRF spectrometer1: The Rh X-Ray source; 2: Poly-capillary optics; 3: Silicon Drift Detectors; 4: The sample; 5: Focused incident X-Ray beam; 6: Sample stage; 7: Vacuum pump; 8: The outgoing fluorescence
    Peak-to-back ratio under different measured voltages and currents of X-ray tubes
    X-ray fluorescence spectrum of large-size casting-forging GH4096 after side scanning
    Two-dimensional distribution map of the percentage content of each element in turbine disk(a): Cr; (b): Co; (c): Mo; (d): Ti; (e): Ni; (f): W; (g): Nb; (h): Al
    Histogram of frequency distribution of different percentages of major elements in turbine disk
    Content variation diagram of three longitudinal lines of major elements in turbine disk(a): Analysis location; (b): Line-1; (c): Line-2: (d): Line-3
    Variation diagram of radial linear distribution of major elements in turbine disk(a): Line-4 analysis location map; (b): Line-4; (c): Line-5 analysis location map; (d): Line-5
    OPA-200 verification content change of major elements in turbine disk(a): Analysis location; (b): Line-6; (c): Line-7
    • Table 1. Chemical composition of super alloy spectral reference materials (ω/%)

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      Table 1. Chemical composition of super alloy spectral reference materials (ω/%)

      No.CrCoMoWTiAlNbFeNi
      IMZ1807.989.955.930.051.0260.0250.073Bal.
      IMZ1828.6313.523.104.695.6900.04Bal.
      IMZ2028.3910.020.6310.041.015.670.0280.024Bal.
      IN71819.140.1453.040.0210.9380.5545.3117.2Bal.
      IN93922.1218.660.0082.013.461.91.050.038Bal.
      BS718D18.230.36830.0490.930.6315.1618.51Bal.
      IARM 277A/G14.3514.54.220.0473.44.380.0340.16Bal.
      IARM 325A/G18.5210.469.980.033.161.560.0070.07Bal.
    • Table 2. The results of chemical method and micro-area X-ray fluorescence spectrum of GH4096 turbine disk (ω%)

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      Table 2. The results of chemical method and micro-area X-ray fluorescence spectrum of GH4096 turbine disk (ω%)

      MethodCrCoMoWTiAlNbNi
      校正因子1.0461.0060.9661.0521.0751.3310.76771.094
      μ-XRF15.7913.174.003.963.702.200.7156.06
      ICP-AES15.6913.174.013.983.852.210.7156.15
    • Table 3. In-situ statistical results of major element surface distribution of GH4096 turbine disk

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      Table 3. In-situ statistical results of major element surface distribution of GH4096 turbine disk

      指标元素
      CrCoMoWTiAlNbNi
      元素设计值允许范围/(ω%)15.00~16.5012.50~13.503.80~4.203.80~4.203.50~3.902.00~2.400.60~1.00Bal.
      最小值/%15.67913.0153.9133.8083.5881.5120.65855.600
      最大值/%15.93713.3024.0974.1003.8402.7670.77256.507
      平均值/%15.79013.1743.9983.9563.7002.1980.70856.060
      最大偏析度/%1.0091.0101.0251.0361.0381.2591.0901.008
      统计偏析度/%0.4500.6401.1611.9841.63415.5964.4470.429
      统计符合度/%10010010010010075.38100Bal
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    Ya PENG, Dong-ling LI, Wei-hao WAN, Qing-qing ZHOU, Wen-yi CAI, Fu-lin LI, Qing-bin LIU, Hai-zhou WANG. Analysis of Composition Distribution of New Cast-Forging FGH4096 Alloy Turbine Disk Based on Microbeam X-Ray Fluorescence Spectroscopy[J]. Spectroscopy and Spectral Analysis, 2021, 41(11): 3498

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    Paper Information

    Category: Orginal Article

    Received: Oct. 21, 2020

    Accepted: --

    Published Online: Dec. 17, 2021

    The Author Email:

    DOI:10.3964/j.issn.1000-0593(2021)11-3498-08

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