TMK, one of the world’s leading oil and gas pipes producers, announces today that it successfully conducted pneumatic tests on Volzhsky large-diameter longitudinal pipe at Gazprom’s Kopeisk test site in the Chelyabinsk Region.
The X80 longitudinal welded 1420 mm pipes with 23 mm wall thickness underwent fracture testing under 13 MPa (133 at) pressure. The test results were submitted to Gazprom’s Permanent Commission on new types of pipes used in the construction and operation of high-pressure 11.8 MPa (120 at) gas transmission pipelines.
The tests were carried out within the framework of the Scientific and Technical Cooperation Programme between TMK and Gazprom.
ТМК Large-Diameter Longitudinal Pipe Tested at Gazprom Test Site (64.19 KB,pdf)
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