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介绍了一种热交换器用电焊钢管。原材料采用２０＃ 优质碳素钢热轧卷板，选择性能良好机组，应用计算机监控工艺，高精度在线内毛刺清除装置及进口的检测仪器，保证产品的质量，达到研制、推广、应用的良好效果
An electric steel pipe for heat exchanger is introduced. 20 # high-quality carbon steel hot-rolled coil is adopted as raw material, and the unit with good performance is selected. Computer monitoring technology, high-precision in-line burr removal device and imported testing instruments are adopted to ensure the quality of the products and achieve the good effect of research, popularization and application