Abstract: The invention relates to a steel material which allows for components to be formed with low residual stress via additive manufacturing without pre- or post-heating. The steel material consists of a steel with the following composition, in wt. %: C: 0.28-0.65%, Co: <10.0, Cr: 3.5-12.5%, optionally Mo: 0.5-12.5%, wherein the sum of the content of Cr and Mo is 4-16%, the Ni equivalent Ni_eq calculated according to the formula Ni_eq [%]=30% C+% Ni+0.5% Mn from the C-content % C, the Ni-content % Ni, the Mn-content % Mn fulfills the condition (1) 10%?Ni eq?20%, and alongside C, optionally respectively up to 9% Mn and up to 4.5% Ni are provided to fulfill condition (1), wherein the Cr equivalent Cr_eq calculated according to the formula Cr_eq [mass]=% Cr+% Mo+1.5% S+0.

Abstract: An austenitic steel for hydrogen technology has the following composition: 0.01 to 0.4 percent by mass of carbon, ?5 percent by mass of silicon, 0.3 to 30 percent by mass of manganese, 10.5 to 30 percent by mass of chromium, 4 to 12.5 percent by mass of nickel, ?3 percent by mass of molybdenum, ?0.2 percent by mass of nitrogen, ?5 percent by mass of aluminum, ?5 percent by mass of copper, ?5 percent by mass of tungsten, ?0.1 percent by mass of boron, ?3 percent by mass of cobalt, ?0.5 percent by mass of tantalum, ?2.0 percent by mass of at least one of the elements: niobium, titanium, vanadium, hafnium and zirconium, ?0.3 percent by mass of at least one of the elements: yttrium, scandium, lanthanum, cerium and neodymium, the remainder being iron and smelting-related steel companion elements.

Abstract: A corrosion-resistant, hot and cold formable and weldable steel for use in hydrogen-induced technology with high resistance to hydrogen embrittlement has the following composition: 0.01 to 0.4 percent by mass of carbon, ?3.0 percent by mass of silicon, 0.3 to 30 percent by mass of manganese, 10.5 to 30 percent by mass of chromium, 4 to 12.5 percent by mass of nickel, ?1.0 percent by mass of molybdenum, ?0.2 percent by mass of nitrogen, 0.5 to 8.0 percent by mass of aluminum, ?4.0 percent by mass of copper, ?0.1 percent by mass of boron, ?1.0 percent by mass of tungsten, ?5.0 percent by mass of cobalt, ?0.5 percent by mass of tantalum, ?2.0 percent by mass of at least one of the elements: niobium, titanium, vanadium, hafnium and zirconium, ?0.3 percent by mass of at least one of the elements: yttrium, scandium, lanthanum, cerium and neodymium, the remainder being iron and smelting-related steel companion elements.

Abstract: An iron-chromium-aluminum alloy with improved heat resistance, low chromium vaporization rate and good processability, comprising (in % by mass), 2.0 to 4.5% Al, 12 to 25% Cr, 1.0 to 4% W, 0.25 to 2.0% Nb, 0.05 to 1.2% Si, 0.001 to 0.70% Mn, 0.001 to 0.030% C, 0.0001 to 0.05% Mg, 0.0001 to 0.03% Ca, 0.001 to 0.030% P, max. 0.03% N, max. 0.01% S, remainder iron and the usual melting-related impurities.

Abstract: A wear-resistant material comprising an alloy that contains: 1.5-5.5 wt. % carbon, 0.1-2.0 wt. % silicon, max. 2.0 wt. % manganese, 3.5-30.0 wt. % chromium, 0.3-10 wt. % molybdenum, 0-10 wt. % tungsten, 0.1-30 wt. % vanadium, 0-12 wt. % niobium, 0.1-12 wt. % titanium and 1.3-3.5 wt. % nickel, the remainder being comprised of iron and production-related impurities, whereby the carbon content fulfills the following condition: CAlloy[w %]=S1+S2+S3 where S1=(Nb+2(Ti+V?0.9))/a, S2=(Mo+W/2+Cr?b)/5, S3=c+(TH?900)·0.0025, where 7<a<9, 6<b<8, 0.3<c<0.5 and 900° C.<TH<1,220° C.

Abstract: An austenitic steel for hydrogen technology has the following composition: 0.01 to 0.4 percent by mass of carbon, ?5 percent by mass of silicon, 0.3 to 30 percent by mass of manganese, 10.5 to 30 percent by mass of chromium, 4 to 12.5 percent by mass of nickel, ?3 percent by mass of molybdenum, ?0.2 percent by mass of nitrogen, ?5 percent by mass of aluminum, ?5 percent by mass of copper, ?5 percent by mass of tungsten, ?0.1 percent by mass of boron, ?3 percent by mass of cobalt, ?0.5 percent by mass of tantalum, ?2.0 percent by mass of at least one of the elements: niobium, titanium, vanadium, hafnium and zirconium, ?0.3 percent by mass of at least one of the elements: yttrium, scandium, lanthanum, cerium and neodymium, the remainder being iron and smelting-related steel companion elements.

Abstract: A corrosion-resistant, hot and cold formable and weldable steel for use in hydrogen-induced technology with high resistance to hydrogen embrittlement has the following composition: 0.01 to 0.4 percent by mass of carbon, ?3.0 percent by mass of silicon, 0.3 to 30 percent by mass of manganese, 10.5 to 30 percent by mass of chromium, 4 to 12.5 percent by mass of nickel, ?1.0 percent by mass of molybdenum, ?0.2 percent by mass of nitrogen, 0.5 to 8.0 percent by mass of aluminum, ?4.0 percent by mass of copper, ?0.1 percent by mass of boron, ?1.0 percent by mass of tungsten, ?5.0 percent by mass of cobalt, ?0.5 percent by mass of tantalum, ?2.0 percent by mass of at least one of the elements: niobium, titanium, vanadium, hafnium and zirconium, ?0.3 percent by mass of at least one of the elements: yttrium, scandium, lanthanum, cerium and neodymium, the remainder being iron and smelting-related steel companion elements.

Abstract: An iron-chromium-aluminum alloy with improved heat resistance, low chromium vaporization rate and good processability, comprising (in % by mass), 2.0 to 4.5% Al, 12 to 25% Cr, 1.0 to 4% W, 0.25 to 2.0% Nb, 0.05 to 1.2% Si, 0.001 to 0.70% Mn, 0.001 to 0.030% C, 0.0001 to 0.05% Mg, 0.0001 to 0.03% Ca, 0.001 to 0.030% P, max. 0.03% N, max. 0.01% S, remainder iron and the usual melting-related impurities.

Abstract: A wear-resistant material which comprises certain concentrations of carbon, nitrogen, oxygen, niobium/tantalum as well as other metallic elements. The material comprises a metal matrix and hard phases embedded therein. The hard phases comprise one or more of carbides, nitrides, carbonitrides, and oxide carbonitrides and have a diameter of from about 0.2 ?m to about 50 ?m. This abstract is neither intended to define the invention disclosed in this specification nor intended to limit the scope of the invention in any way.

Abstract: A wear-resistant material which comprises certain concentrations of carbon, nitrogen, oxygen, niobium/tantalum as well as other metallic elements. The material comprises a metal matrix and hard phases embedded therein. The hard phases comprise one or more of carbides, nitrides, carbonitrides, and oxide carbonitrides and have a diameter of from about 0.2 ?m to about 50 ?m. This abstract is neither intended to define the invention disclosed in this specification nor intended to limit the scope of the invention in any way.

Abstract: A wear-resistant material comprising an alloy that contains: 1.5-5.5 wt. % carbon, 0.1-2.0 wt. % silicon, max. 2.0 wt. % manganese, 3.5-30.0 wt. % chromium, 0.3-10 wt. % molybdenum, 0-10 wt. % tungsten, 0.1-30 wt. % vanadium, 0-12 wt. % niobium, 0.1-12 wt. % titanium and 1.3-3.5 wt. % nickel, the remainder being comprised of iron and production-related impurities, whereby the carbon content fulfils the following condition: CAlloy [w %]=S1+S2+S3 where S1=(Nb+2(Ti+V?0.9))/a, S2=(Mo+W/2+Cr?b)/5, S3=c+(TH?900)·0.0025, where 7<a<9, 6<b<8, 0.3<c<0.5 and 900° C.<TH<1,220° C. Also. method for producing the wear-resistant material and to uses of the material.