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JP4953377B2 |
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JP4934321B2 |
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JP4918384B2 |
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JP4904357B2 |
An iron-based high-silicon alloy contains (in weight percent) 2.6-3.5% carbon, 3.7-4.9% silicon, 0.45-1.0% niobium, up to 0.6% manganese, up to 0.02% sulfur, up to 0.02% phosphorus, up to 0.5% nickel, up to 1.0% chromium, up to 0.1% magn...
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JP4893181B2 |
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JP2012041571A |
To provide a large-sized casting product capable of having satisfactory strength and hardness in a gradual solidifying process such that a cooling time after casting exceeds ten hours.A flake graphite cast iron for a large-sized casting ...
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JP2012016739A |
To solve the problem that, in a composite liner in which a metal mother material and an abrasion resistant metal are jointed by casting, if carbide forming atoms such as of tungsten and niobium are added to the abrasion resistant metal i...
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JP4858704B2 |
A graphite-containing, heat-resistant cast iron for exhaust equipment members used at temperatures exceeding 800°C, comprising 3.5-5.6% of Si and 1.2-15% of W on a weight basis, and having intermediate layers, in which W and Si are conc...
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JP4849473B2 |
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JP4846143B2 |
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JP2011256438A |
To provide relatively inexpensive wear resistant cast iron reduced in a difference between wear resistant performance at a surface and that in a product and satisfying the performance comparable to the case that a large quantity of rare ...
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JP4842833B2 |
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JP4840026B2 |
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JP2011252495A |
To improve wear resistance of a reciprocating piston combustion engine having at least one cylinder, especially for a large diesel engine.In the reciprocating piston combustion engine that includes at least one cylinder, specifically a l...
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JP4835424B2 |
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JP4831346B2 |
A method for producing an outer layer for a roll having a structure having MC carbide dispersed at an area ratio of 20-60%, comprising the steps of (1) centrifugally casting a melt having a composition comprising, by mass, 2.2-6.0% of C,...
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JP4825886B2 |
Ferritic spheroidal graphite cast iron includes: 3.1 to 3.5 percent by mass of carbon; 4.1 to 4.5 percent by mass of silicon; 0.8 percent by mass or below of manganese; 0.1 to 0.6 percent by mass of molybdenum; 0.1 to 1.0 percent by mass...
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JP4820562B2 |
A ferrous abrasion resistant sliding material and sliding member having improved seizing resistance, abrasion resistance and heat crack resistance are provided. The ferrous abrasion resistant sliding material has a parent phase taking th...
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JP2011235409A |
To achieve a sliding surface having high lubricity with simple machining instead of scraping.A bed of a machine tool is cast using spheroidal graphite cast iron of FCD450, and its sliding surface is ground into a flat surface by machinin...
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JP4806477B2 |
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JP4801799B2 |
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JP4799006B2 |
A ferrous seal sliding part excellent in heat crack resistance, seizure resistance and abrasion resistance is provided. The ferrous seal sliding part has a seal sliding surface, wherein the seal sliding surface has a quench hardened laye...
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JP4796994B2 |
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JP4799004B2 |
A ferrous seal sliding part excellent in heat crack resistance, seizing resistance and abrasion resistance is provided. The ferrous seal sliding part having a seal sliding surface, wherein the seal sliding surface has a martensite parent...
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JP4787640B2 |
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JP4778863B2 |
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JP4768919B2 |
The present invention provides a cast steel for ring-shaped components that has a low average coefficient of thermal expansion in a temperature range of 20° C. to 500° C. and high strength and good oxidation resistance at 500° C., whi...
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JP4746434B2 |
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JP4732280B2 |
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JP4726448B2 |
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JP4718315B2 |
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JP4704798B2 |
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JP4696263B2 |
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JP4698098B2 |
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JP2011105993A |
To provide a spheroidal graphite cast iron tube which has high strength and high toughness.The spheroidal graphite cast iron tube having high strength and high toughness has a composition containing, by weight, 3.20 to 4.00% C, 1.40 to 3...
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JP4691827B2 |
Metallic iron nuggets made by reducing-melt of a material containing a carbonaceous reductant and a metal-oxide-containing material, the metallic iron nuggets comprising at least 94% by mass, hereinafter denoted as "%", of Fe and 1.0 to ...
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JP4693853B2 |
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JP2011101899A |
To provide axle stubs which are less expensive to produce and have a lower weight than the known axle stubs for the required high strength demands.The object is achieved by providing an axle stub and a method for producing the same. The ...
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JP4683329B2 |
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JP4683242B2 |
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JP4680913B2 |
Inoculating mixture for the treatment of molten iron is made up of 5 to 75 % of an A type ferrosilicon alloy and 25 to 95 % of a type B silicon or ferrosilicon alloy. The type A alloy has a Si/Fe ratio of greater than 2 and contains 0.00...
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JP4666388B2 |
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JP4650736B2 |
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JP4650735B2 |
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JP4650734B2 |
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JP4650729B2 |
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JP4650732B2 |
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JP4650730B2 |
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JP4650737B2 |
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JP4650728B2 |
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