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JP2817624B2 |
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JP2815282B2 |
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JP2815215B2 |
A solidified amorphous alloy material is produced from a melt of its desired metal material. A melt feeding route is provided with a first-stage quenching zone. The melt is quenched to a predetermined temperature in the first-stage quenc...
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JPH10280104A |
To provide a centrifugally cast tube of excellent quality composed of a low thermal expansion alloy in which centrifugal casting has been difficult heretofore because of the frequency generation gaseous defects and free from gaseous defe...
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JPH10277718A |
To facilitate shifting start of a sprue at the accurate timing without affected by the condition of casting metal by providing a molten metal detecting means for detecting the discharging the molten metal from the sprue part of a trough ...
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JPH10277719A |
To prevent the invasion of molten metal into holes and the spattering of molten metal from the holes and also, the gas defect with gas venting effect of the holes by arranging many small holes penetrated in the radial direction of a cyli...
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JPH10272553A |
To provide a method which can easily manufacture a wear resistant plate material sufficiently keeping wear resistance, while reducing the manufacturing cost, in case of forming a complex plate material from two layer metallic pipe made b...
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JP2807861B2 |
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JPH10265852A |
To provide the double layer tube excellent in corrosion resistance, strength, toughness, etc., advantageous for a petroleum natural gas production well piping material consisting of a carbon steel for an outer layer and a high Ni/high Cr...
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JPH10263783A |
To obtain a wear resistant parts and a parts for casting machine which can stably maintain the wear resistance and the erosion resistance for a long term even in the case of using e.g. under such a severe condition as to contact with mol...
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JP2804982B2 |
PURPOSE: To provide a manufacturing method for nitrogencontaining two-phase stainless steel centrifugal casting tube, in which defects of shrinkage cavity, gas porosity, etc., are not caused in the inner peripheral part. CONSTITUTION: Af...
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JP2804981B2 |
PURPOSE: To prevent the occurrence of defective part in a cylindrical inner peripheral part by executing centrifugal casting while pressurizing the inner part of a metallic mold by inert gas. CONSTITUTION: Molten metal is poured into the...
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JP2804984B2 |
PURPOSE: To reduce the entrapment of impurities and the development of shrinkage cavity in a casting produced by solidifying molten metal. CONSTITUTION: In a metallic mold for centrifugal casting in which molten metal Y is fed into an in...
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JP2804983B2 |
PURPOSE: To obtain a high quality casting in the stable condition without any trouble by giving rotating resistance to a part of molten metal rotating together with a cylindrical metallic mold before solidifying the molten metal after po...
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JPH10258344A |
To regulate the cooling capacity adequately according to the temperature distribution of inside surface of metal flask. In this device, the temperature of each of the parts of inside surface of metal flask 1 is measured by the temperatur...
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JPH10249506A |
To reduce the slipping friction between supporting roller bodies and a metallic mold for centrifugal casting and to prevent the developments of vibration and noise by holding plural rolling bodies loosely rollable so as to be freely abut...
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JPH10249507A |
To generate no dispersion of measured values due to the difference among individuals and not to disturb the progress of casting work in the temperature measuring of a metal frame inner surface. In the process wherein a coating lance 5 is...
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JP2794886B2 |
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JPH10235460A |
To provide a casting method of a noble metallic ornament which can produce a product having no blow hole, and a casting device for casting the noble metallic ornament. In this casting method a mold having a conical part 13, pouring basin...
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JPH10235459A |
To easily and safely perform the assembly and disassembly in a short time using a mold in which a lower die, a body die, and an upper die are set in an outer sleeve by pouring the molten metal while the mold is turned so that the G numbe...
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JPH10216915A |
To restrain the development of defect, such as shrinkage hole, blow hole, even in the case of a cast product having thick thickness and small inner diameter by charging an antioxidant for casting on molten steel after pouring molten meta...
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JP2578347Y2 |
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JP2783489B2 |
PURPOSE: To enable correspondence to the positional deviation without executing the adjustment of a level sensor itself when a triangular ladle is dislocated in a vertical direction, at the time of supplying a molten metal into the trian...
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JP2781717B2 |
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JPH10196448A |
To form an inclined alloy on a boundary face between an inner layer and an outer layer of a cylinder liner material so as to prevent the occurrence of peeling on the boundary face by centrifugally casting by using alloy molten metal obta...
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JP2778896B2 |
PURPOSE: To provide a rolling roll having a fine metallic texture and an outer core layer excellent in homogeneity and to provide its manufacturing method. CONSTITUTION: The rolling roll is characterized by forming the outer core layer b...
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JP2779095B2 |
PURPOSE: To correct a warp generated due to uneven coating, etc., of a facing material. CONSTITUTION: The water cooling jackets 7a, 7b are respectively arranged on both sides of the trough main body 1, and the solenoid valves 12a, 12b, w...
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JP2776287B2 |
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JP2774726B2 |
PURPOSE: To precisely control the temp. of molten metal at the time of pouring the molten metal. CONSTITUTION: In this automatic molten metal pouring apparatus 1, a ladle device 7 for receiving the molten metal from a holding furnace 2, ...
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JP2774745B2 |
PURPOSE: To provide a strip take-up spool free from the generation of high elastic deformation and plastic deformation, free from the generation of take-up wrinkles and in which a mandrel is easily attachable and detachable. CONSTITUTION...
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JP2774727B2 |
PURPOSE: To control the quantity and the temp. of molten metal at high accuray at the time of pouring the molten metal by arranging a temp. raising furnace device, in which the molten metal from a ladle device is received to raise the te...
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JPH10180431A |
To give the difficult-to-wettability to molten metal, to restrain the contacting of the molten metal with a crucible ceramic, the permeation into sintered pores and the formation of blackish blown lave-state in the inner sur face of the ...
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JPH10166127A |
To discharge a surface layer containing a large quantity of impurities and to simply remove the unsound layer with machining in a short time by gradually decelerating the rotation of a metallic mold from the point of time when the upper ...
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JPH10121186A |
To obtain a sleeve roll having excellent wear resistance by specifying respective compositions of an outer layer material and an inner layer material at the time of performing centrifugal casting where the outer layer material and the in...
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JP2746945B2 |
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JPH10102176A |
To produce a roll having a remarkably high molten zinc corrosion resistance as compared with a member made of 13Cr stainless steel by subjecting a specific molten alloy to cenrifugal casting and centrifugally shifting W in the molten met...
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JPH1099953A |
To restrain the surface defect and to prevent the roughening of the cast surface by rotating a mold poured with molten metal at a specific speed and forcedly cooling the inner part of an annular or a cylindrical product in the solidifyin...
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JPH1099954A |
To provide a means for facilitating assembly while contriving the reduction of the number of parts, and a centrifugal casting method which can reduce man-hours by using a centrifugal casting mold using the above means, in the metallic mo...
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JP2568072Y2 |
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JP2731496B2 |
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JP2731055B2 |
PURPOSE: To do without performing preprocessing of working of a supporting roller by supporting bearing mounted on both sides of a rotating core material in the outside fitting shape through a pair of supporting bases, driving the rotati...
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JP2731487B2 |
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JP2729732B2 |
PURPOSE: To shorten a manufacturing period by forming and solidifying a cylinder part with molten metal till stopping the rotation of a mold or dropping to the condition near the stop, pouring the new molten metal for forming a bottom pa...
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JP2729727B2 |
PURPOSE: To make a core unnecessary by pouring molten metal into a mold rotating around a vertical axis, forming and solidifying a cylindrical part and thereafter, stopping the rotating of the mold to form a bottom part. CONSTITUTION: Th...
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JP2564881Y2 |
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JPH1058107A |
To obtain a casting having little dispersion in the quality in the longitudinal direction by constituting a centrifugal casting mold for Ti casting with an upper and lower mating type annular metallic mold unit and forming long cavities ...
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JP2719267B2 |
PURPOSE: To provide means for controlling the generation of a bent deformation in use and the generation of cracking without depending on the change of materials or a simple thickening of walls, in reference to the straight pipe part whi...
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JP2715199B2 |
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JP2715217B2 |
PURPOSE: To obtain a composite roll by centrifugal casting free from segregation and uniform in wear resistance and cracking resistance by integrating an outer layer material having a specified compsn. constituted of C, Si, Mn, Cr, Mo, V...
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JPH1029049A |
To execute temp. measurement without influencing to the personal error of an operator and to the casting cycle time by measuring the temps. at plural positions in a metallic flask along the axial direction with plural radiation thermomet...
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