GreenWell coated premium connection ТМК UP PF certified under ISO 13679 CAL IV
TMK, one of the world’s leading producers of tubular products for the oil and gas industry, has run ISO 13679:2002 CAL IV tests on the premium connection ТМК UP PF with lubricant-free coating GreenWell. The tests were conducted at TMK’s R&D centre in Houston and were observed by Texas International Engineering Consultants as an independent …