Abstract: The invention relates to a strip consisting of an aluminum material for producing components with improved bending behavior and exacting shaping requirements, a method for producing the strip and the use of sheets produced from the strip according to the invention. The strip has a core layer of an AlMgSi alloy and at least one outer aluminum alloy layer arranged on one or both sides, made from a non-hardenable aluminum alloy, wherein the at least one outer aluminum layer has a lower tensile strength in the (T4) state than the AlMgSi layer, wherein the strip has a uniform strain (Ag) in the (T4) state of more than 23% transverse to the rolling direction and, at a thickness of 1.5 mm-1.6 mm, achieves a bending angle of less than 40° in a bending test.

Abstract: A multi-layered structural component having a layer structure comprising a plurality of layers arranged one atop the other in a stacking direction. The layer structure includes at least one fiber structure consisting of a fiber material and of a thermoplastic binding agent, and at least one aluminum layer made of aluminum or of an aluminum alloy. At least one aluminum layer of the layer structure has a stiffening structure and/or a recess. The disclosure further relates to a method for producing such a structural component and to uses therefor.

Abstract: A method for the continuous casting of metal strands. The liquid metal is simultaneously cast via a molds into metal strands. The molds each have a narrow side and a broad side. The molds have a uniform narrow side so that the metal strands have equal thicknesses after casting. At least one of the molds used has a broad side whose length differs from the length of the broad side of the other simultaneously used molds. For each mold used, a sprue stone is provided, which is arranged on a casting table and is provided for receiving the starter strands. The casting of the metal strands includes a mold filling phase with a fixed casting table in which a plurality of starter strands is cast into the associated sprue stones. The casting includes a continuous casting phase in which the casting table is lowered and metal strands are cast.

Abstract: Embodiments of an aluminium alloy for vehicle applications, an aluminium alloy strip, and a sheet metal body part of a motor vehicle manufactured from the aluminium alloy strip are disclosed herein. The object to provide an aluminium alloy for vehicle applications, which can be processed into a strip using conventional method steps such that the manufactured strip, with a moderate level of strength, exhibits only a low tendency to hardening from the T4 condition and a use in the area of pedestrian impact protection is possible, is achieved in that the aluminium alloy has the following alloy constituents in percent by weight 0.40-0.55 wt % Si, 0.15-0.25 wt % Fe, 0-0.06 wt % Cu, 0.15-0.4 wt % Mn, 0.33-0.4 wt % Mg, 0-0.03 wt % Cr, 0.01-0.10 wt % Ti, and the remainder being Al and unavoidable impurities, individually at most 0.05 wt %, in total at most 0.15 wt %.

Abstract: The invention relates to a method for forming an aluminium composite material which has a core alloy made from an aluminium alloy of type AA5xxx or AA6xxx and at least one outer aluminium alloy layer provided on one or both sides, wherein the aluminium composite material is formed and the outer aluminium alloy layer provided on one or both sides has a yield strength Rp0.2 of 25 MPa to 60 MPa in the soft or solution-annealed state. The method enables the production of large-surface, heavily formed aluminium alloy sheet metal parts, in particular also in outer skin quality.

Abstract: Disclosed is a method for sorting of scrap metal in which a composition analysis is carried out on a scrap fragment. Surface composition information about the local composition of the scrap fragment is determined, and associated volumetric composition information about the composition of the scrap fragment is assigned to the scrap fragment depending on the surface composition information determined by measurement and on a given assignment rule. Also disclosed is an apparatus for sorting scrap metal having a conveyor designed to convey a quantity of scrap fragments, an analysis device designed to carry out composition analyses on scrap fragments, and a control device designed to assign associated volumetric composition information about the composition of the scrap fragment. A composition analysis of a scrap fragment includes determining surface composition information about the local composition of the scrap fragment by measurement.

Abstract: The invention relates to an aluminium composite material having at least one core layer of an aluminium core alloy and at least one corrosion protection layer arranged on the core layer. The aluminium composite material has improved corrosion resistance, in particular avoids coarse detachments under corrosive conditions, through use of a corrosion protection layer with the following composition in wt %: Si?0.10%, Fe?0.6%, Cu?0.2%, 0.9%?Mn?1.2%, Mg?0.10%, Cr?0.3%, Zn?0.1%, Ti?0.1%, the rest Al and unavoidable impurities, individually at most 0.05%, in total at most 0.15%. The invention furthermore relates to a method for producing an aluminium composite material, a use as well as a heat exchanger or a component of a heat exchanger.

Abstract: Provided is a method for production of an aluminium strip for lithographic printing plate supports from an aluminium alloy including (in wt %): 0.05%?Si?0.25%, 0.2%?Fe?1%, Cu max. 400 ppm, Mn?0.30%, 0.10%?Mg?0.50%, Cr?100 ppm, Zn?500 ppm, Ti<0.030%, the remainder aluminium and unavoidable impurities individually at most 0.03%, in total at most 0.15%. In the method, a rolling ingot is cast from an aluminium alloy, and the rolling ingot is homogenised. Further, the rolling ingot is hot rolled to a hot strip final thickness, and the hot strip is cold rolled to final thickness of between 0.1 mm and 0.5 mm. The product of the relative final thicknesses of the aluminium strip after the first and after the second cold rolling pass of the aluminium strip is 15% to 24%.

Abstract: The invention relates to a strip consisting of an aluminium alloy for providing adhesive connections. In addition, the invention relates to a method for producing a strip having a one or two-sided surface structure which consists of an aluminium alloy, at least provided in certain areas and prepared for an adhesive connection, and also relates to a corresponding adhesive connection. The object of providing an aluminium alloy strip optimised for adhesive connections, which has optimised surface properties for ageing-resistant adhesive connections, on the one hand, and which can be cost-effectively produced in a way which is reliable in terms of the process, on the other hand, is achieved for a strip consisting of an aluminium alloy for providing adhesive connections by the strip at least in areas having a surface structure prepared for adhesive connections, wherein the surface structure has depressions which were produced using an electrochemical graining process.

Abstract: The invention relates to a strip or sheet consisting of an aluminium alloy having a unilateral or bilateral surface structure prepared for a forming process, in particular it relates to a strip or sheet for formed motor vehicle components. The object of providing an aluminium alloy strip or sheet having a surface structure prepared for a forming process, which is easy to produce and has improved tribological characteristics in respect of a subsequent forming process, is achieved for a strip or sheet consisting of an aluminium alloy in that the strip or sheet has on one side or on both sides a surface with depressions as lubricant pockets which are produced using an electrochemical graining process.

Abstract: The invention relates to an aluminium alloy, the use of an aluminium alloy strip or sheet and a method for producing an aluminium alloy strip or sheet. An aluminium alloy which has only a slight tendency towards intercrystalline corrosion and which at the same time provides high levels of strength and good deformability and which contains standard alloy components so that the recycling of the aluminium alloy is simplified is provided herein.

Abstract: The invention relates to a method for recycling metal scraps, particularly aluminium scraps, in which an amount of metal scrap, particularly aluminium scrap, is provided in the form of a plurality of separated split lots. A composition analysis is carried out for each split lot and an item of composition information based on said composition analysis is associated with each split lot that has been analysed. The invention also relates to a device configured or comprising specific means for carrying out said method.

Abstract: A method for producing a roll-clad aluminum workpiece and an associated roll-clad aluminum workpiece are provided, wherein a core ingot is produced from an aluminum alloy and at least one cladding piece is produced from a cladding material, wherein at least one groove is introduced into the core ingot and/or into a layer applied to the core ingot, wherein the cladding piece is inserted into the groove, and wherein the core ingot is hot-rolled after the cladding piece has been inserted, the width of the groove being equal to or less than the core ingot width. A use of such a roll-clad aluminum workpiece is also provided for producing a soldered workpiece, in particular a folding tube.

Abstract: An aluminum alloy for the manufacture of semi-finished products or components of motor vehicles, a method for the manufacture of a strip made of an aluminum alloy according to the invention, a corresponding aluminum alloy strip or sheet as well as a structural component of a motor vehicle consisting of an aluminum alloy sheet which includes the following alloy components in % by weight: 0.6%?Si?0.9%, 0.6%?Fe?1.0%, Cu?0.1%, 0.6%?Mn?0.9%, 0.5%?Mg?0.8%, Cr?0.05%, the remainder Al and impurities, individually up to a maximum of 0.05% by weight, in total up to a maximum of 0.15% by weight.

Abstract: Embodiments relate to a device for performing a bending test having a base plate, counter bearings connected via the base plate, bearing blocks which in each case comprise a support for applying a bending sample, and a bending punch or a bending rail for exerting a force on a bending sample. The distance of the supports can be set precisely and in a force resistant manner by abutting the counter bearings and the bearing blocks against each other via contact surfaces inclined to the base plate. Further provided is a method for performing a bending test using a device according to the invention, in the case of which a bending sample is applied on the supports and in the case of which a force is exerted between the supports on the bending sample.

Abstract: Provided are embodiments of an aluminium composite material for use in thermal flux-free joining methods. The composite material has at least one core layer of an aluminium core alloy and at least one outer solder layer of an aluminium solder alloy. The aluminium solder alloy has the following composition in wt %: 6.5%?Si?13%, Fe?1%, 230 ppm?Mg?450 ppm, Bi?500 ppm, Mn?0.15%, Cu?0.3%, Zn?3%, and Ti?0.30% with the remainder Al and unavoidable impurities individually at most 0.05%, in total at most 0.15% and the aluminium solder layer has an alkaline pickled or acid pickled surface. The invention further relates to a method for producing an aluminium composite material, a method for the thermal joining of components, and a thermally joined construction.

Abstract: Provided herein are embodiments of an aluminium composite material for use in thermal flux-free joining methods. The composite material includes at least one core layer having an aluminium core alloy and at least one outer solder layer of an aluminium solder alloy. The aluminium solder alloy has the following composition in wt %: 6.5%?Si?13%, Fe?1%, 90 ppm?Mg?300 ppm, Bi?500 ppm, Mn?0.15%, Cu?0.3%, Zn?3%, and Ti?0.3% with the remainder Al and unavoidable impurities individually at most 0.05%, in total at most 0.15%. The aluminium solder layer has an alkaline pickled or acid pickled surface. Embodiments also relate to a method for producing an aluminium composite material, a method for the thermal joining of components, and a thermally joined construction.

Abstract: The invention relates to a device for changing the temperature of a metal strip including means for changing the temperature of the metal strip by heating or cooling. By using means for conveying the metal strip, the metal strip is moved in the strip direction relative to the means for changing the temperature of the metal strip. The object of providing a device for changing the temperature of metal strips, which allows improved process control and improved flatness of the treated metal strip, is achieved according to the invention by a device in that means for changing the temperature of the metal strip include a plurality of individual temperature-control means which each heat or cool the metal strip only in some regions, and at least the position of a plurality of the temperature-control means can be individually changed translationally and/or rotationally relative to the metal strip.

Abstract: The invention relates to an ingot consisting of an aluminium solder alloy having in percentage by weight 4.5%?Si?12%; and optionally one or more of the following alloying constituents in percentage by weight: Ti?0.2%, Fe?0.8%, Cu?0.3%, Mn?0.10%, Mg?2.0%, Zn_23 0.20%, Cr?0.05%, with the remainder aluminium and unavoidable impurities, individually at most 0.05 wt %, in total at most 0.15 wt %, wherein boron is additionally provided as an alloying constituent, wherein the boron content is at least 100 ppm and the aluminium alloy is free from primary Si particles having a size of more than 20 ?m. The invention further relates to an aluminium alloy product consisting of an aluminium alloy, to an ingot consisting of an aluminium alloy and to a method for producing an aluminium alloy.

Abstract: Provided is a method for producing an aluminium alloy strip from a non-precipitation-hardenable aluminium alloy having the following alloying constituents in wt %: 3.6%?Mg?6%, Si?0.4%, Fe?0.5%, Cu?0.15%, 0.1%?Mn?0.4%, Cr<0.05%, Zn?0.20%, Ti?0.20%, with the remainder Al and unavoidable impurities, individually at most 0.05 wt %, in total at most 0.15 wt %. In the method, a rolling ingot is cast. The rolling ingot is homogenised and then hot rolled into a hot strip. Then, the strip is cold rolled before a last intermediate annealing. The intermediate annealing is carried out to produce a recrystallised microstructure. The intermediate-annealed aluminium alloy strip is cold rolled to a final thickness, and the aluminium alloy strip is reverse annealed in the coil to a final thickness.