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MITTAL HI FORM HF 70Y80T

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Alloy Digest (2006) 55 (12): SA-557.
Published: 01 December 2006
... MITTAL HI FORM HF 70Y80T is a dual-phase steel with 550 MPa tensile strength used for automotive body structures. The dual-phase steel microstructure typically consists of a soft ferrite phase with dispersed islands of a hard martensite phase. The martensite phase is substantially stronger than...