STEEL Russian patent published in 2004 - IPC

Abstract RU 2243288 C1

FIELD: metallurgy, in particular low-alloy steel.

SUBSTANCE: invention relates to low-alloy, thin-sheet, weldable, structural steel for manufacturing of heavy hauler platforms. Claimed steel contains (mass %): carbon 0.12-0.20; manganese 1.0-1.8; silicium 0.4-0.7; chromium 0.4-0.8; aluminium 0.02-0.05; vanadium 0.04-0.08; nitrogen <=0.015; copper 0.1-0.4; nickel <=2.5; calcium 0.002-0.050; niobium <=0.06; titanium <=0.03; boron 0.001-0.005; phosphorus <=0.02; sulfur <=0.015; and balance: iron.

EFFECT: steel with improved tensile strength and reduced shrinkage of hot-rolled thin-sheet product.

3 tbl

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RU 2 243 288 C1

Authors

Kuvshinnikov O.A.

Nikitin V.N.

Mariev Pavel Luk'Janovich

Lozhechko L.B.

Masljuk V.M.

Popova T.N.

Baranov V.P.

Nikitin M.V.

Trajno A.I.

Kuznetsov A.A.

Kiselev S.I.

Dates

2004-12-27Published

2003-12-03Filed