Russia-based TMK Group, one of the world's leading oil and gas steel pipe producers, has announced that it has successfully passed certification tests of its TMK PF premium connections in accordance with ISO 13679 CAL IV standard. The tests were conducted at the Oil States Industries international testing center in Aberdeen, Scotland, UK.
"Successful international certification of TMK PF premium connections according to the ISO 13679 CAL IV standard has confirmed the world-class quality of our connections," said TMK CEO Alexander Shiryaev. He added, "This places us among the leading global suppliers of pipe products for complex onshore and offshore drilling and hydrocarbon production projects."