Oil Country Tubular Goods (OCTG)

TMK IPSCO is on the forefront of oil country tubular goods innovation, partnering with our customers to create new, highly customized solutions to move the oil and gas industry forward. As we recognize that each well design is unique, TMK IPSCO manufacturers a portfolio of OCTG products to ensure that we offer products for varied drilling applications. Our welded casing and tubing produced in the U.S. is formed using only high-quality, hot rolled coils via high frequency electric resistance welding (ERW). Our ERW OCTG is available in carbon, alloy and proprietary grades in outside diameters ranging from 2 3/8" through 16" and gauges spanning 0.190" through 0.545".

Our vertically integrated seamless operation sets the industry standard for excellence with seamless casing, tubing, coupling stock and semi-finished drill pipe in a variety of heat-treated grades and wall thicknesses—in sizes up through 5 1/2" in outside diameter. Through our affiliates, we also provide customers with an expanded size range of high-quality, heavy-walled seamless OCTG up through 13 3/8" in outside diameter by way of green tube or plain end pipe. These products are heat treated, threaded and inspected at the mill or our state-of-the-art finishing operations strategically located in Texas, Oklahoma, Arkansas and Pennsylvania. Thorough testing and inspection ensures that each pipe and connection meets the high-performance standards our customers require.

Production tubing is available in carbon and alloy grades in diameters ranging from 2 3/8 inches to 4 1/2 inches. Our seamless production tubing is available as a threaded and coupled product as well as plain end with a premium upset for a proprietary premium thread. Our production tubing products are manufactured to API and proprietary specifications.

Production Tubing Performance Properties PDF

Casing products are available in carbon and alloy grades in diameters of 4 1/2, 5 and 5 1/2 inches. Our casing products are manufactured to API specifications.

Casing Performance Properties PDF

Semi-finished drill pipe is available in carbon and alloy grades in diameters ranging from 2 3/8 inches to 5 inches. Our seamless drill pipe can be ordered as green tube or as upset and heat-treated to API 5D grades.

Coupling stock is available in carbon and alloy grades in diameters ranging from 3.063 inches to 5.000 inches. Our coupling stock is manufactured to API specifications.