Gazprom is a strategic partner of TMK, which has supplied the company with large diameter pipes for construction of the Nord Stream, Bovanenkovo-Ukhta, Sakhalin-Khabarovsk-Vladivostok and other gas pipelines. TMK has also supplied seamless pipes for the construction of floating drill rigs in Arctic environments, as well as for the Portovaya Compressor Station at the start of the Nord Stream gas pipeline.