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JP2541691B2 |
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JPH08257738A |
PURPOSE: To reduce the production cost of a graded function material by rotating a heat resistant vessel under control of its rotating speed and forcibly cooling its outer periphery and both end faces to solidify a content material while...
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JPH08257719A |
PURPOSE: To reduce the vol. in a detecting range and to facilitate the decision of cleanliness of a steel by acceleratedly rotating a cylindrical mold until molten steel therein forms as the cylindrical state and cooling and solidifying ...
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JPH08243705A |
PURPOSE: To obtain a good casting body with heat in the min. necessity by integrating a dish-like melting part in a crucible body. CONSTITUTION: The melting part 2 is integrated in the crucible body 1. At the time of heating with a burne...
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JPH08239735A |
PURPOSE: To improve mechanical properties and corrosion resistance by specifying respective contents of Cr, Ni, Mo, Co, Cu, N, W, C, Si, and Mn in a cast stainless steel. CONSTITUTION: This austenitic stainless steel has a composition co...
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JPH08238555A |
PURPOSE: To provide a mold for plural pieces of casting, in which plural pieces of casting having good dimensional precision can be obtd. CONSTITUTION: The mold 7 for plural pieces of casting is provided with a cylindrical runner 8 and c...
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JPH08239734A |
PURPOSE: To improve mechanical properties and corrosion resistance by specifying the additive quantities of Co and W in a cast stainless steel and adding at least one or more elements among Ti, Nb, V, Zr, and Ta. CONSTITUTION: The austen...
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JPH08238552A |
PURPOSE: To obtain a cylindrical casting having non-complete roundness cross section which achieves a near net shaping, with a horizontal type centrifugal casting. CONSTITUTION: At the time of executing the horizontal casting to the cyli...
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JPH08238538A |
PURPOSE: To provide a pin shaped core which is used in obtaining right stock for piston pin when a hollow piston pin is cast with using molten metal having TiAl intermetallic compound composition. CONSTITUTION: A pin shaped core 8 is mad...
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JPH08238553A |
PURPOSE: To provide a centrifugal casting method as a directional solidified casting method, by which the casting achieving the uniformity over the whole body can be obtd. CONSTITUTION: Molten metal is poured into a cylindrical cavity 5 ...
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JPH08238554A |
PURPOSE: To provide a horizontal type centrifugal casting method, by which a cylindrical casting achieving nearnet shaping can be obtd. CONSTITUTION: Molten metal is poured into a cavity 12 for forming the cylindrical casting having larg...
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JPH08229668A |
PURPOSE: To eliminate adverse effect on quality by dispensing with an operation for applying coat on the surface of a chute which comes into contact with a molten metal, eliminating sticking of the molten metal on the chute and also prev...
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JPH08229664A |
To cost effectively produce a composite casting cylinder or cylinder block made of high-performance aluminum silicon alloys by casting a cylinder liner made of a hypereutectic aluminum silicon alloy into the cylinder or cylinder block of...
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JPH08206807A |
PURPOSE: To provide a metallic mold for centrifugal casting without causing the surface defect, such as flow mark, by arranging a ring shape gate consisting of ring shaped cavity between a center spout and a gate in concentrical state to...
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JPH08197187A |
PURPOSE: To reduce the weight of a casting mold by providing the outside wall parts of runners in proximity to the gate parts of a product wax pattern with projections and allowing these projections to grown to the outside wall part of t...
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JP2517173B2 |
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JP2517174B2 |
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JPH08176722A |
PURPOSE: To improve the machinability of a wear resistant flaky graphite cast iron by specifying the number of eutectic cells of a flaky graphite cast iron which consists of pearlite base and has A type graphite and the precipitation pha...
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JPH08168863A |
PURPOSE: To provide a fitting device of a core holding frame, in which the maintenance can easily be executed, by simplifying the structure of the device. CONSTITUTION: An end plate 4 and a base plate 10 are connected so as to be freely ...
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JPH08506143A |
A method of making an engineering ferrous metal comprising the steps of adding to liquid engineering ferrous metal solid alloy carbide particles and thereafter permitting the ferrous metal to solidify. The alloy carbide particles are coa...
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JPH08164461A |
PURPOSE: To simplify the constitution of a core holding frame unit and driving mechanism for holding the unit and to easily execute the maintenance, etc., by arranging an end plate and the base plate so as to be freely approached/ left a...
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JPH08158004A |
PURPOSE: To produce a composite super hard roll hardly causing cracking in the course of manufacture. CONSTITUTION: In a composite super hard roll 3 formed by casting an inner layer 2 composed of cast iron on the internal surface of a cy...
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JP2505925B2 |
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JP2507017B2 |
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JP2501007Y2 |
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JPH08150455A |
PURPOSE: To manufacture a tube by the centrifugal casting free from defects on the inner surface of the tube, and excellent in the yield by specifying the content of Al2O3, CaO, CaF3, MgO and SiO2. CONSTITUTION: The best way to prevent g...
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JPH08141718A |
PURPOSE: To improve the adhesiveness, that is the durability, of a coating agent by forming a porous layer having the surface of a base material impregnated with the coating agent. CONSTITUTION: The trough 12 of a chute trough 11 is form...
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JPH08112660A |
PURPOSE: To improve the productivity by accurately executing the weighing of molten metal and the pouring of molten metal into plural molds at the same time and unnecessitating the following processes for a cast product. CONSTITUTION: Th...
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JPH08103857A |
PURPOSE: To improve the safety of a casting work by using a jig (band), fitting a core in the receiving hole part of a metallic mold for centrifugal casting and mechanizing the fitting work of the core. CONSTITUTION: In the centrifugal c...
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JPH0899159A |
PURPOSE: To solve the problem of cost reduction required for removing defective layer on the inner surface of a pipe and improve the yield of product. CONSTITUTION: Annular second weir bodies 8, 9 for damming up molten metal and enabling...
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JPH0881731A |
PURPOSE: To produce a hot rolling roll excellent in both low friction and wear resistance, in a roll using high V cast iron as an external layer material, by specifying the alloy compsn. of the external layer material and the compsn. and...
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JPH0867952A |
PURPOSE: To produce a corrosive gas resistant pipe capable of coping with the problem of corrosion caused by high temp. corrosive gases including sulfur such as hydrogen sulfide, sulfur dioxide or the like and excellent in resistance in ...
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JPH0822526B2 |
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JPH0860289A |
PURPOSE: To produce a rolling roll small in uneven wear and excellent in surface roughening resistance by forming the compsn. of the external layer material of a roll of a specified high C-Fe-Cr material, suppressing the formation of M6C...
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JPH0857619A |
PURPOSE: To provide a mold for centrifugal casting which can support a pin-like core with both ends. CONSTITUTION: The mold M is provided with a rotatable mold body 7 and plural pin-like cores 8 supported by the mold body 7. The mold bod...
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JPH0818120B2 |
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JPH0818119B2 |
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JPH0847744A |
To obtain a property of tensile strength, creep ductility, etc. through forging by executing centrifugal casting of a blank for plural preforms, which has a prescribed shape to be forged to a desired part, and then forging the preform to...
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JPH0847763A |
PURPOSE: To reduce the deformation to be generated in splitting a cylinder by splitting the cylinder into two parts after the heat treatment in a prescribed temperature range after casting the bearing metal to subject it to finishing mac...
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JPH0813406B2 |
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JPH0841580A |
PURPOSE: To produce a centrifugal casting sleeve roll, such as rolling mill combining surface roughing resistance with wear resistance. CONSTITUTION: This roll is composed of an outer layer material, an inner layer material, and, if nece...
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JPH0825011A |
PURPOSE: To prevent generation of impact when power source is supplied to an induction capacitance start motor by closing the contact of switch part by the delay part in the zero cross timing provided with delay. CONSTITUTION: When a met...
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JPH084899B2 |
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JPH084897B2 |
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JPH084918B2 |
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JPH084898B2 |
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JPH084895B2 |
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JPH084900B2 |
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JPH084919B2 |
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JPH084896B2 |
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