Spectroscopy and Spectral Analysis, Volume. 40, Issue 12, 3906(2020)
Original Position Statistic Distribution Analysis of Continuous Casting Round Billet of 18CrNiMo7-6 Low and Middle Alloy Steel
Figures & Tables(6)
Table 1. Average content of each sample by OPA (%)
View tableView in ArticleTable 1. Average content of each sample by OPA (%)
样号 1 2 3 4 5 6 7 8 9 10 C 0.187 0.183 0.192 0.190 0.184 0.193 0.191 0.186 0.183 0.183 Si 0.251 0.248 0.254 0.253 0.251 0.255 0.254 0.250 0.250 0.250 Mn 0.635 0.628 0.640 0.640 0.635 0.642 0.642 0.634 0.632 0.631 P 0.008 2 0.008 0 0.008 5 0.008 7 0.008 2 0.008 8 0.008 7 0.008 3 0.008 2 0.007 9 S 0.001 7 0.001 7 0.001 9 0.001 9 0.001 7 0.001 9 0.001 9 0.001 7 0.001 8 0.001 7 Cr 1.675 1.672 1.677 1.681 1.675 1.682 1.681 1.673 1.672 1.670 Ni 1.636 1.626 1.645 1.643 1.630 1.645 1.646 1.630 1.625 1.622 Mo 0.324 0.321 0.327 0.328 0.325 0.328 0.328 0.324 0.323 0.322 Nb 0.025 0.024 0.026 0.026 0.025 0.026 0.026 0.026 0.025 0.025
Table 2. Statistic conformity (%) results of each sample
View tableView in ArticleTable 2. Statistic conformity (%) results of each sample
样号 1 2 3 4 5 6 7 8 9 10 C 94.88 96.55 91.17 93.43 97.32 86.13 88.96 96.95 98.90 99.12 Si 95.34 99.29 90.86 91.65 98.52 89.14 90.24 98.10 98.91 99.52 Mn 98.82 99.61 97.93 98.60 99.98 90.84 95.66 99.53 99.99 99.99 P 82.98 83.50 80.58 81.56 85.24 73.43 78.46 83.92 86.73 89.22 S 85.25 86.59 80.94 84.59 87.01 74.19 82.28 85.86 93.12 91.82 Cr 96.02 96.48 94.93 95.48 99.15 91.49 93.96 98.99 99.78 99.65 Ni 96.14 96.83 94.30 95.05 98.42 88.05 92.58 98.40 98.65 99.26 Mo 96.48 97.11 94.40 96.02 98.48 89.66 95.23 97.92 99.71 99.04 Nb 84.65 85.59 82.13 83.95 87.92 77.46 80.25 86.34 90.56 93.76
Table 3. Statistic segregation results of each sample
View tableView in ArticleTable 3. Statistic segregation results of each sample
样号 1 2 3 4 5 6 7 8 9 10 C 0.078 4 0.076 2 0.083 7 0.081 4 0.065 6 0.109 7 0.089 6 0.073 5 0.054 1 0.052 5 Si 0.041 0 0.028 1 0.052 3 0.045 6 0.033 2 0.060 1 0.054 6 0.034 7 0.031 4 0.027 6 Mn 0.029 4 0.024 3 0.039 0 0.035 1 0.023 8 0.056 7 0.044 1 0.025 2 0.020 1 0.020 7 P 0.526 7 0.516 9 0.547 8 0.532 3 0.503 6 0.651 6 0.563 5 0.509 4 0.500 2 0.466 2 S 0.603 7 0.548 2 0.712 6 0.638 4 0.523 8 0.785 2 0.684 7 0.575 3 0.354 7 0.479 4 Cr 0.050 3 0.047 0 0.056 3 0.052 1 0.036 3 0.061 2 0.059 8 0.041 2 0.033 2 0.035 4 Ni 0.048 3 0.041 7 0.055 8 0.053 2 0.037 1 0.060 9 0.058 5 0.039 6 0.035 0 0.033 6 Mo 0.054 8 0.050 6 0.065 3 0.058 8 0.047 2 0.078 3 0.061 9 0.050 1 0.039 3 0.043 3 Nb 0.180 3 0.167 6 0.264 8 0.190 7 0.146 3 0.407 1 0.284 7 0.153 6 0.136 9 0.109 0
Table 4. Results of relative standard deviation (%) of each sample
View tableView in ArticleTable 4. Results of relative standard deviation (%) of each sample
样号 1 2 3 4 5 6 7 8 9 10 C 1.08 0.92 2.99 1.51 0.76 5.41 3.37 0.84 0.65 0.59 Si 0.96 0.63 1.30 1.21 0.79 2.83 2.32 0.90 0.69 0.54 Mn 0.87 0.66 1.13 0.92 0.62 3.25 2.27 0.71 0.52 0.58 P 7.68 6.94 8.85 8.24 5.87 24.04 10.67 6.86 4.14 4.05 S 10.06 8.27 15.13 11.84 6.62 23.74 13.55 9.42 4.84 5.12 Cr 0.75 0.67 0.92 0.86 0.49 1.83 1.08 0.58 0.29 0.35 Ni 0.88 0.79 1.12 0.96 0.68 2.46 1.52 0.75 0.52 0.41 Mo 1.26 0.82 2.83 1.58 0.68 4.38 1.96 0.76 0.49 0.58 Nb 5.67 4.22 9.43 7.74 3.14 23.06 10.91 3.42 2.89 2.57
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Hui WANG, Cheng JIN, Lei ZHAO, Lei YU, Fei LIN, Xiao-fei SUN, Yun-hai JIA. Original Position Statistic Distribution Analysis of Continuous Casting Round Billet of 18CrNiMo7-6 Low and Middle Alloy Steel[J]. Spectroscopy and Spectral Analysis, 2020, 40(12): 3906
Paper Information
Category: Research Articles
Received: Nov. 10, 2019
Accepted: --
Published Online: Jun. 18, 2021
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