Battery housing for an electrically powered vehicle, in particular a motor vehicle, comprising: - a battery accommodation space made of a first flat steel product, where the battery accommodation space is configured in the form of a trough having a circumferential flange , and - a housing frame made of a second flat steel product, where the two flat steel products differ in terms of at least one of the properties yield strength, R p0.2 , tensile strength, R M , or elongation, A 50 , characterized in that wherein the first flat steel product has a yield strength of at least 650 MPa, a tensile strength of at least 1250 MPa and/or an elongation of at least 18% and the second flat steel product has a yield strength of at least 1000 MPa, a tensile strength of at least 1400 MPa and/or an elongation of at least 12%, where both flat steel products consist of a steel containing, in addition to iron and unavoidable impurities, in % by weight, C: from 0.1 to 0.35, Si: from 0.5 to 1.8, Mn: from 1.4 to 3.2, Al: up to 1.0, P: up to 0.015, S: up to 0.0025, N: up to 0.0075, and optionally from 1 to 4 elements selected from the group consisting of "Mo, V, Ti and/or Nb, B and Cr" in the following contents: Cr: from 0.1 to 0.5, Mo: from 0.05 to 0.25, V: from 0.05 to 0.15, B: from 0.0005 to 0.005, Ti and/or Nb: from 0.005 to 0.135, and has a microstructure comprising, in % by area, less than 30% of ferrite, less than 10% of bainite, 5-70% of unannealed martensite, 5-30% of residual austenite and 25-80% of annealed martensite, where at least 99% of the iron carbides present in the annealed martensite have a size of less than 500 nm. - a battery accommodation space made of a first flat steel product, where the battery accommodation space is configured in the form of a trough having a circumferential flange , and - a housing frame made of a second flat steel product, where the two flat steel products differ in terms of at least one of the properties yield strength, R p0.2 , tensile strength, R M , or elongation, A 50 , characterized in that wherein the first flat steel product has a yield strength of at least 650 MPa, a tensile strength of at least 1250 MPa and/or an elongation of at least 18% and the second flat steel product has a yield strength of at least 1000 MPa, a tensile strength of at least 1400 MPa and/or an elongation of at least 12%, where both flat steel products consist of a steel containing, in addition to iron and unavoidable impurities, in % by weight, C: from 0.1 to 0.35, Si: from 0.5 to 1.8, Mn: from 1.4 to 3.2, Al: up to 1.0, P: up to 0.015, S: up to 0.0025, N: up to 0.0075, and optionally from 1 to 4 elements selected from the group consisting of "Mo, V, Ti and/or Nb, B and Cr" in the following contents: Cr: from 0.1 to 0.5, Mo: from 0.05 to 0.25, V: from 0.05 to 0.15, B: from 0.0005 to 0.005, Ti and/or Nb: from 0.005 to 0.135, and has a microstructure comprising, in % by area, less than 30% of ferrite, less than 10% of bainite, 5-70% of unannealed martensite, 5-30% of residual austenite and 25-80% of annealed martensite, where at least 99% of the iron carbides present in the annealed martensite have a size of less than 500 nm. Cr: from 0.1 to 0.5, Mo: from 0.05 to 0.25, V: from 0.05 to 0.15, B: from 0.0005 to 0.005, Ti and/or Nb: from 0.005 to 0.135, and has a microstructure comprising, in % by area, less than 30% of ferrite, less than 10% of bainite, 5-70% of unannealed martensite, 5-30% of residual austenite and 25-80% of annealed martensite, where at least 99% of the iron carbides present in the annealed martensite have a size of less than 500 nm. <EOS>