440 MPa级高强钢焊缝金属的断裂韧性
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曾道平, 安同邦, 郑韶先, 代海洋, 曹志龙, 马成勇
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Fracture Toughness of Weld Metal of 440 MPa Grade High-strength Steel
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ZENG Daoping, AN Tongbang, ZHENG Shaoxian, DAI Haiyang, CAO Zhilong, MA Chengyong
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表6 终止裂纹的长度 (mm)
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Table 6 Termination crack length
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| Sample | a1 | a2 | a3 | a4 | a5 | a6 | a7 | a8 | a9 |
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| 1 | 15.07 | 16.63 | 17.62 | 17.90 | 17.90 | 17.05 | 16.90 | 16.58 | 16.21 | | 2 | 15.09 | 16.43 | 17.41 | 17.60 | 17.62 | 17.30 | 16.63 | 16.23 | 15.98 | | 3 | 16.54 | 16.86 | 16.89 | 17.39 | 17.84 | 17.98 | 17.68 | 16.55 | 14.95 | | 4 | 16.30 | 17.05 | 18.10 | 18.28 | 18.24 | 17.70 | 17.18 | 16.50 | 16.12 | | 5 | 16.59 | 17.01 | 17.02 | 17.50 | 17.94 | 17.82 | 17.59 | 17.03 | 16.06 | | 6 | 17.30 | 17.67 | 17.45 | 17.90 | 18.34 | 18.05 | 17.86 | 17.25 | 16.06 |
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