440 MPa级高强钢焊缝金属的断裂韧性
Fracture Toughness of Weld Metal of 440 MPa Grade High-strength Steel
440 MPa级高强钢焊缝金属的断裂韧性 |
| 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 |
| ZENG Daoping, AN Tongbang, ZHENG Shaoxian, DAI Haiyang, CAO Zhilong, MA Chengyong |
| 图7 在不同温度下冲击断口的形貌 |
| Fig.7 Impact fracture morphology (a) -40oC, (b) -60oC |
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