介绍了宝钢分公司钢管厂在无缝钢管张减过程壁厚控制中实现的前馈自适应控制技术。
The adaptive feedforward control technology, which is implemented in the stretch reducing process of seamless pipe wall thickness at Baosteel Tubing Plant, is introduced.
介绍了厚壁承压无缝钢管超声波探伤方法，自动化探伤中探头的扫查设计，以及采用该方法开发的钢管自动探伤设备的实用效果。
A method of automatic ultrasonic detection for tubes with thick walls are introduced. The screw-gauge of probes in this automatic detection are designed, and their practical results were obtained.
介绍了厚壁承压无缝钢管超声波探伤方法，自动化探伤中探头的扫查设计，以及采用该方法开发的钢管自动探伤设备的实用效果。
A method of automatic ultrasonic detection for tubes with thick walls are introduced. The screw-gauge of probes in this automatic detection are designed, and their practical results were obtained.
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