Matches 101 - 139 out of 139 < 1 2 3

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DE10032627A1 Use of a copper-nickel alloy  
For the production of metallic melts receiving containers, for example, crucibles for melting and remelting, a material is required, which has in addition to favorable thermomechanical properties...
DE19861160C1 Layer composite material for sliding elements  
It describes a layer composite material, which is suitable for bearings, is given in the mixed friction and is corrosion-resistant and cold-formed and keeps the hardest strains. The layered...
DE10117447A1 Copper alloy for lead frame comprises copper matrix containing two precipitate phases of chromium with differing diameter  
A copper (Cu) alloy comprises Cu matrix containing specified amount of chromium (Cr), tin, zinc and Cu and unavoidable impurities. Cu matrix contains 1\*10<3>-3\*10<5> pieces/mm<2> of precipitate...
DE10065735A1 Copper alloy used for a connecting piece and other electrical and electronic component contains alloying additions of zinc and tin  
Copper alloy contains (in wt.%): 23-28 zinc and 0.3-1.8 tin with a balance of copper and unavoidable impurities. The following relationship is fulfilled: 6.0Y <= 0.25X + Y <= 8.5 (where, X and Y...
DE10014643A1 Making rotor cage for asynchronous motor, involves joining precipitation-hardened rings to rods in thermal joining process, then heat treating rings to form new precipitations  
The method involves making a rotor cage from several parallel conductive rods (5) and two short circuit rings (7) connecting the rods at their ends. The material used for the short circuit rings...
DE19913694A1 wire electrode  
A wire electrode for spark erosion cutting has an electrically conductive and substantially the tensile female soul. Next, the wire electrode has a wear-forming eroding jacket which consists of...
DE10001137A1 Rolled copper foil, for flexible printed circuits, has a specified oxygen content, strictly controlled trace element contents and a specified softening temperature increase index  
Rolled copper foil, having a specified oxygen content, strictly controlled trace element contents and a specified softening temperature increase index, is new. A novel rolled copper foil is 5-50...
DE19954375A1 Rolled copper foil, especially for flexible printed circuits, consists of tough-pitch copper containing silver and having a specified softening temperature  
A rolled copper foil comprises tough-pitch copper containing silver and has a specified softening temperature. A novel rolled copper foil has the composition (by wt.) 0.0100-0.0400% Ag,...
DE19830485A1 Method for annealing copper pipe coils using a tubular protective gas distributor which is made of separate sections and is provided with separate delivery lines to each coil carrier structure  
The protective gas distributor is made up of separate sections (6a, 6b, 6c, 6d) which are positioned at each carrier structure (1, 2, 3, 4) and are provided with gas-tight and heat resistant...
DE19818272C1 Gas mixture and process for the thermal treatment of metallic workpieces using the gas mixture  
The present invention relates to a gas mixture containing a fuel gas, an additive and optionally a protective gas, and a method for the thermal treatment of metal, in particular copper-containing,...
DE19914520A1 Rolled copper foil e.g. for flexible printed connection components of flexible printed circuits useful in printer heads and hard disk drives  
A rolled copper foil with excellent bending strength has a specified cubic texture after recrystallization heat treatment. Rolled copper foil with excellent bending strength has a cubic texture so...
DE19911095A1 Low cost electric discharge machining electrode wire for increased machining speed  
An electric discharge machining (EDM) electrode wire, comprising a copper-zinc alloy cover layer on a copper-zirconium alloy or copper-tin-indium alloy core, is new. An EDM electrode wire...
DE19801074A1 Composite laminate for sliding element especially steel-backed bearing shell or bush for internal combustion engine  
A composite laminate for sliding elements is produced by casting a heterogeneous lead-free Cu-Zn or Cu-Al bearing alloy onto a preheated backing material and rapidly cooling immediately after...
DE19652607A1 A method of adhesive-free annealing of ferrous metal parts  
The invention concerns a method of preventing stickers from forming when annealing nonferrous metal alloys. The method comprises the phases of heating, holding and cooling, the material to be...
DE19732837A1 Copper@ based alloy for electronic circuits  
An alloy used in electronics, for example to form a circuit base to which small components may be soldered or brazed, comprises copper with 0.1-1% nickel and 0.005-0.1% phosphorous by weight. It...
DE19643379A1 Production and/or treatment of hardening copper alloy  
Production and/or treatment of a hardening copper alloy comprises: (a) melting and casting materials to a cast piece made of a copper alloy having a thickness of less than 30 mm; and (b) cold...
DE19643378A1 Copper@ alloy used e.g. in (highly) integrated semiconductor switches  
Copper alloy consists of 0.5-4.0% nickel, 0.1-1.0% silicon, 0.05-0.8% tin with a balance of copper and unavoidable impurities, where the size of the particles is less than 0.5 mu . Production of...
DE19625238A1 Copper@-based alloy for making moulds for concasting  
A Cu-based alloy for making moulds contains in wt.%:- 0.2-1.5 Cr; 0.02-0.2 Zr. The cast bars of this alloy are heated for at least 30 min. at 900-1000 deg C before hot working with a reduction...
DE19533410A1 Corrosion protective lining for copper@ pipe during drawing  
A method of producing a protective lining layer within a copper pipe, to reduce copper solubility in water, involves drawing the copper pipe in the presence of a synthetic drawing medium which is...
DE19539174C1 Trolley wire for electrical high speed railway  
The trolley wire for an electrical high speed railway consists of at least a 3-component age-hardenable CuaCrbXc alloy and has a tensile strength (Rm) of at least 500 MPa and an electrical...
DE19517065A1 Producing wear-resistant coating on casting mould  
A casting mould substrate (1) of Cu (alloy) is coated with a wear-resistant layer (2) containing hard particles of WC based material of size 5-53 mm. The spraying process is a high pressure, high...
DE19501700A1 Alloy used in mfr. of high capacity circuit breakers  
Cu-Cr-Ce-La-based alloy contains (wt.%): (a) 0.05-0.50 Ce+La; (b) up to 0.10 Nd+Pr; (c) 0.20-1.50 Cr; and (d) balance of Cu+Ag. Prodn. of the alloy is also claimed.
DE19501223A1 Copper@ alloy containing chromium@, zirconium@, cerium and lanthanum  
Copper alloy contains in wt.%:- 0.05-0.5 Ce+La; max. 0.1Nd+Pr; 0.2-3 Cr+Zr; and balance Cu with or without Ag. Pref. the Ce, La, Nb and Pr are added to the alloy as a mischmetal in an amount of...
DE19514803A1 New copper@-zirconium@-cerium-lanthanum alloy  
A novel Cu-Zr-Ce-La alloy has the compsn. (by wt.) 0.05-0.50% Ce + La, down to 0.0% Nd + Pr, 0.20-0.30% Zr, and the balance Cu and Ag in equal amounts. Pref. the Ce, La, Nd and Pr contents are...
DE4332140A1 Method and apparatus for coiling and further treatment of tubes made of nonferrous metals, especially copper and copper alloys  
The problem underlying the invention is that of winding tubes of large diameter into a coil of small diameter. The invention is characterised in that, before being wound up, the circular tube is...
DE4332132A1 Manufacturing process for seamless tubes made of non-ferrous metals, in particular copper and copper alloys  
The invention relates to a manufacturing process for seamless tubes made of non-ferrous metals, in particular copper and copper alloys, in which, to achieve a lower energy use with more uniform...
DE4422137C1 Method for the defined adjustment of the formability of a metal semi-finished product  
A method for the defined adjustment of the formability of a metal semi-finished product, particularly one in the form of sheet or strip materials, by means of laser irradiation for a subsequent...
DE4324661A1 Prodn. of copper-cobalt structure of improved magneto-resistance - comprises forming intermediate prod. and then transforming into final prod. using heat  
Prodn. of a structure having improved magnetoresistance comprises forming an intermediate prod. of the structure from an alloy with Cu-mixed crystals satd. on Co using a rapid solidifying...
DE4227812A1 Method and apparatus for controlling heating output in a continuous annealing line for continuously cast metal  
A process and device are disclosed for regulating the annealing power in at least one annealing section of a continuous annealing and processing line for continuously cast metal products. The...
DE4219076A1 Colouring paint brush hoops - involves annealing, quenching, drying, wrapping and cooling hoops made from seamless nickel@-plated metal tubes  
The method of producing coloured paint brush hoops from seamless, nickel-plated, metal esp. brass tubes, esp. for artists' and cosmetic brushes, consists of annealing the hoops to a temp. of...
DE4233668A1 Corrosion-resistant copper@ alloy having stable alpha-single-phase structure - due to thermal treatment e.g. hot forging and pressurised injection moulding  
A corrosion-resistant Cu alloy has the following compsn. (in wt.%); approx. 61.0-65.0 Cu, 1.0-3.5 Pb, 0.7-1.2 Sn, 0.2-0.7 Ni, 0.03-0.4 Fe, 0.02-0.1 Sb and 0.04-0.15 P, with balance being Zn and...
DE4136076A1 Alternate hot or cold-working and heat treatment of metal alloy - to produce mould material for continuous casting process having improved physical strength without significant redn. in thermal conductivity  
Mfr. of mould material for continuous casting comprises (i) prepn. of age-hardening casting mould material; (ii) hot-working of the mould material by rolling; (iii) heat treatment of the rolled...
DE4101919A1 Ductile metal plate mfr.  
Mfr. of plates of ductile metal (e.g., Ni or Cu) of more than 99.95% purity and having uniform grain size involves forming a plate by electrodeposition of the ductile metal onto a foil of the same...
DE4100908A1 Nickel-bronze alloy - for horizontal continuous casting mould sleeves  
A mould material for prodn. of the mould sleeves of horizontal continuous casting machines used in non-ferrous metallurgy, has the compsn. 90-97 % Cu, 2-6% Sn, 0.5-3% Ni and 0.1-2% Zn. The...
DE3929287A1 METHOD AND DEVICE FOR PRODUCING A COPPER soldering rods WITH SHARE  
Process and device for making solder rods with a copper content of at least 60 % wt. A block of the alloy is shaped by an extrusion press into a single wire with a maximum diameter of 10 mm at a...
DE3812563A1 Copper-chromium-titanium-silicon alloy, process for preparing it, and use thereof  
The invention relates to a copper-chromium-titanium-silicon alloy, which consists of from 0.1 to 0.5% of chromium; from 0.01 to 0.5% of titanium; from 0.01 to 0.1% of silicon; a proportion of...
DE3620655A1 Copper alloy for producing concast moulds  
Copper alloy for use a casting mould contains 0.2-1.2% Ni and 0.04-0.25% P, plus usual impurities. Esp. as concasting moulds for steel production, or any high melting metal. Alloy has good...
DE3606442A1 Apparatus for the recrystallisation annealing of a copper strand  
In an apparatus (10) for the recrystallisation annealing of a plurality of parallel copper wires (8), a plurality of roller strips (20) are arranged between the contact rollers (15 and 16), in the...
DE3522656A1 Production of coin blanks  
For the production of coin blanks for relatively high-value coins, a process is proposed, according to which blanks are fabricated from a gold-coloured strip-type copper-based material and then...
Matches 101 - 139 out of 139 < 1 2 3