钢轨钢显微组织对断口形貌影响的观察
EFFECT OF MICROSTRUCTURE ON FRACTURE MORPHOLOGY IN RAIL STEEL
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Abstract: The microstructure and fracture morphology of directly etched fracture sample of rail steel were observed. The relatinos between the microstructure and fracture morphology were discussed.
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Key words:
- microstructure /
- fracture morphology /
- directly etching /
- rail steel
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