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结合铸钢拖辊的超声波探伤方法和质量评定并结合GB/T 7233标准介绍了铸钢件超声波探伤的特点、方法、质量评估和注意事项。
Combined with ultrasonic testing method and quality evaluation of cast steel roller and combined with GB / T 7233 standards, the characteristics, methods, quality assessment and precautions of ultrasonic testing of steel castings are introduced.