PITTSBURGH (AP) -- Producers of steel pipe used in oil and gas drilling on Wednesday filed complaints with U.S. trade officials over alleged unfair competition from Chinese imports they say have ...

WASHINGTON, July 22 (Reuters) - The U.S. Commerce Department will decide on Tuesday whether to launch an investigation into charges that South Korea and eight other countries are selling about $1.8 ...

July 3 (Reuters) - A group of U.S. companies that produce specialty steel pipe used to drill for oil and gas has launched one of the biggest steel trade cases in years, asking the U.S. International ...