Exclusive: Tenaris’ Zanotti: Pipes are a ‘Matter of National Security’ / Latest / By mark COVID-19 showed the world that long supply chains are not reliable, and that if oil is a matter of U.S. national security, then in turn, so is pipe, said Luca Zanotti, U.S. president for steel pipe manufacturer Tenaris at CERAWeek by S&P Global. Share this: Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X Related