On November 16, 2017, the US Department of Commerce (DOC) announced its affirmative preliminary determinations in the antidumping duty (AD) investigations of imports of cold-drawn mechanical tubing from the China, Germany, India, Italy, Korea, and Switzerland. Preliminary dumping rates are as follows:
| Country | Exporter/Producer | Dumping rates |
| China | Zhangjiagang Huacheng Import & Export Co., Ltd | 61.59% |
| China | Jiangsu Hongyi Steel Pipe Co., Ltd. | 186.89% |
| China | Separate Rate Companies | 61.59% |
| China | China-wide rate | 186.89% |
| Germany | BENTELER Steel/Tube GmbH/BENTELER Distribution | 75.39% |
| Germany | Mubea Fahrwerksfedern GmbH | 209.06% |
| Germany | Salzgitter Mannesmann Line Pipe GmbH | 209.06% |
| Germany | All others | 75.39% |
| India | Goodluck India Limited | 0.00% |
| India | Tube Products of India, Ltd. | 7.57% |
| India | All others | 7.57% |
| Italy | Dalmine S.p.A | 36.80% |
| Italy | Metalfer S.p.A. | 31.42% |
| Italy | All others | 33.75% |
| Korea | Sang Shin Ind. Co., Ltd. | 48.00% |
| Korea | Yulchon Co., Ltd. | 5.10% |
| Korea | All others | 5.10% |
| Switzerland | Benteler Rothrist AG | 34.15% |
| Switzerland | Mubea Präzisionsstahlrohr AG | 68.59% |
| Switzerland | All others | 36.17% |
Additionally, the DOC preliminarily found that “critical circumstances” exist with respect to Dalmine S.p.A., Metalfer S.p.A., Sang Shin Ind. Co., Ltd., and Jiangsu Hongyi Steel Pipe Co., Ltd. Consequently, the DOC will instruct Customs to impose provisional measures retroactively on entries of cold-drawn mechanical tubing from those exporters, effective 90 days prior to publication of the preliminary determination in the Federal Register.
The petitioners in the investigation are ArcelorMittal Tubular Products, Michigan Seamless Tube, LLC, PTC Alliance Corp., Webco Industries, Inc., and Zekelman Industries, Inc.
In 2016, imports of cold-drawn mechanical tubing from China, Germany, India, Italy, Korea, and Switzerland were valued at an estimated $29.4, $38.8, $25.0, $11.9, $21.3, and $26.2 million, respectively.
The US DOC has postponed the final determinations in these investigations and is scheduled to announce them on or about April 3, 2018.
The products subject to the investigations are currently classified in the Harmonized Tariff Schedule of the United States (HTSUS) under item numbers: 7304.31.3000, 7304.31.6050, 7304.51.1000, 7304.51.5005, 7304.51.5060, 7306.30.5015, 7306.30.5020, 7306.50.5030. Subject merchandise may also enter under numbers 7306.30.1000 and 7306.50.1000.