Steel used for hot stamping, hot stamping process and formed component
OwnerHongliang YI, Xiaochuan XIONG +1inventors
InventorsHongliang YI, Xiaochuan XIONG, Tobias OPITZ
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Abstract
A kind of steel is able to achieve a high elongation with the steel used for hot stamping by means of simple hot stamping process. The formed component has excellent yield strength, tensile strength and elongation. The steel used for hot stamping comprises by weight percent 0.1-0.19% of C, 5.09-9.5% of Mn, 0.11-0.4% of V, and 0-2% Si+Al, wherein the combination of C and V meets one of the following two requirements: 1) 0.1-0.17% of C and 0.11-0.4% of V; and 2) 0.171-0.19% of C and 0.209-0.4% of V.
Claims16
A steel used for hot stamping, characterized in that the steel used for hot stamping comprises, by weight percent, the following components:
- 0.1˜0.19% of C, 5.09˜9.5% of Mn, 0.11˜0.4% of V, and 0˜2% Si+Al, wherein the combination of C and V also meets one of the following two requirements:
- 1) 0.1˜0.17% of C and 0.11˜0.4% of V;
- and 2) 0.171˜0.19% of C and 0.209˜0.4% of V.
Dependencies are inferred from the claim text.