概略介绍了美国普利茅斯钢管公司所属八个钢管车间的情况，重点介绍了该公司新建的狄塞尔轧管车间情况。
Brief descriptions are given to eight steel tube workshops in Plymouth steel Pipe corporation US, especially to a newly constructed Diescher mill workshop of the corporation.
风险提示美国和欧盟对中国钢管产品的反倾销和反补贴措施会对公司的产品出口量和出口价格产生一定的负面影响。
Risks of products export. Anti-dumping measures from EU and USA may affect the product export of Shandong Molong in coming years.
介绍了对天津钢管集团有限公司使用的美国无缝钢管水压试验机的电气控制系统改造方案，并对该水压机的工艺流程和编程的要点进行了说明。
The reconstruction scheme of electric control system of hydraulic tester for seamless steel tube in TPCO was introduced. The process flow and programming keys for hydraulic tester are explained.
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