Go to ...

The Newspapers

News from Russia

RSS Feed

Sunday, October 23, 2016

protective properties

These bolts will not be demolished

According to chief research officer of the Department “Transport materials technology” research Institute Alexander Konyukhov, superstructures of steel of this brand do not require painting during manufacture and in operation, because on their surface there is a layer of oxidation, which has protective properties. As for bolting, they were performed without the addition of alloying