Manganese steel product made from an alloy which comprises: ∘ a carbon content in the range of 0.02wt.% ≤ C ≤ 0.35wt.%, ∘ a manganese content (Mn) in the range of 4wt.% ≤ Mn ≤ 6wt.%, ∘ optionally the following additions: ▪ Al and Si content ≤ 4wt.%, and/or ▪ P content ≤ 0.03wt.%, and/or ▪ Cu content ≤ 0.1wt.%, and/or ▪ Nb content ≤ 0.4wt.%, and/or ▪ Ti content ≤ 0.2wt.%, and/or ▪ V content ≤ 0.1wt.%, ∘ iron as a residue and unavoidable impurities, wherein the manganese steel product is produced by means of an en-bloc annealing process, which is a continuous temperature treatment without interruption, after which the steel product must be reheated, and which comprises the following sub-steps: ∘ Heating of the steel product to a first holding temperature, which is in the range of 820°C ±20°C, ∘ First holding of the steel product during a first holding time (δ1) at the first holding temperature, ∘ Faster first cooling of the steel product to a second holding temperature, which is in the range between 350°C and 450°C, ∘ Second holding of the steel product during a second holding time (δ2) in the range of the second holding temperature, and ∘ Carrying out a slower second cooling, the faster first cooling being carried out at a cooling rate which is higher than the cooling rate of the slower second cooling, and characterized in that the manganese steel product comprises a proportion of a bainitic microstructure which is between 5vol.% - 80vol.% and preferably between 10vol.% - 80vol.% of the steel product, wherein the steel product has a tensile strength greater than 1200MPa and a minimum elongation at break of between 10% - 20%. ∘ a carbon content in the range of 0.02wt.% ≤ C ≤ 0.35wt.%, ∘ a manganese content (Mn) in the range of 4wt.% ≤ Mn ≤ 6wt.%, ∘ optionally the following additions: ▪ Al and Si content ≤ 4wt.%, and/or ▪ P content ≤ 0.03wt.%, and/or ▪ Cu content ≤ 0.1wt.%, and/or ▪ Nb content ≤ 0.4wt.%, and/or ▪ Ti content ≤ 0.2wt.%, and/or ▪ V content ≤ 0.1wt.%, ▪ Al and Si content ≤ 4wt.%, and/or ▪ P content ≤ 0.03wt.%, and/or ▪ Cu content ≤ 0.1wt.%, and/or ▪ Nb content ≤ 0.4wt.%, and/or ▪ Ti content ≤ 0.2wt.%, and/or ▪ V content ≤ 0.1wt.%, ∘ iron as a residue and unavoidable impurities, wherein the manganese steel product is produced by means of an en-bloc annealing process, which is a continuous temperature treatment without interruption, after which the steel product must be reheated, and which comprises the following sub-steps: ∘ Heating of the steel product to a first holding temperature, which is in the range of 820°C ±20°C, ∘ First holding of the steel product during a first holding time (δ1) at the first holding temperature, ∘ Faster first cooling of the steel product to a second holding temperature, which is in the range between 350°C and 450°C, ∘ Second holding of the steel product during a second holding time (δ2) in the range of the second holding temperature, and ∘ Carrying out a slower second cooling, the faster first cooling being carried out at a cooling rate which is higher than the cooling rate of the slower second cooling, ∘ Heating of the steel product to a first holding temperature, which is in the range of 820°C ±20°C, ∘ First holding of the steel product during a first holding time (δ1) at the first holding temperature, ∘ Faster first cooling of the steel product to a second holding temperature, which is in the range between 350°C and 450°C, ∘ Second holding of the steel product during a second holding time (δ2) in the range of the second holding temperature, and ∘ Carrying out a slower second cooling, the faster first cooling being carried out at a cooling rate which is higher than the cooling rate of the slower second cooling, and characterized in that the manganese steel product comprises a proportion of a bainitic microstructure which is between 5vol.% - 80vol.% and preferably between 10vol.% - 80vol.% of the steel product, wherein the steel product has a tensile strength greater than 1200MPa and a minimum elongation at break of between 10% - 20%.