Matches 1 - 50 out of 146 1 2 3 >

CobaltIP-faceted-search-demo
Match Document Document Title
8182740 High-strength steel sheets excellent in hole-expandability and ductility  
High-strength steel sheet excellent in hole-expandability and ductility, characterized by; comprising, in mass %, C: not less than 0.01% and not more than 0.20%, Si: not more than 1.5%, Al: not...
8124008 Free cutting steel  
A low carbon free cutting steel can be obtained by allowing the steel to contain 0.02 to 0.15 mass % of C, 0.05 to 1.8 mass % of Mn, 0.20 to 0.49 mass % of S, more than 0.01 mass % and not more...
8038934 High-strength spring steel excellent in brittle fracture resistance and method for producing same  
A spring steel having a high strength of 1900 MPa or more and superior in the brittle fracture resistance, as well as a method for manufacturing the same, are provided. The high strength spring...
8012272 Tool steels and manufacturing method thereof  
The present invention provides a tool steel containing, by mass percent, 0.55 to 0.85% of C, 0.20 to 2.50% of Si, 0.30 to 1.20% of Mn, 0.50% or less of Cu, 0.01 to 0.50% of Ni, 6.00 to 9.00% of Cr,...
7887924 High-strength steel with excellent unsusceptibility to hydrogen embrittlement  
A high-strength steel excellent in hydrogen embrittlement resistance is provided. The high-strength steel of the present invention excellent in hydrogen embrittlement resistance has a tensile...
7879287 Hot-rolled steel sheet for high-strength electric-resistance welded pipe having sour-gas resistance and excellent weld toughness, and method for manufacturing the same  
A hot-rolled steel sheet for high-strength ERW pipes contains about 0.02% to about 0.06% C; about 0.05% to about 0.50% Si; about 0.5% to about 1.5% Mn; about 0.010% or less P; about 0.0010% or less...
7670547 Low alloy steel for oil country tubular goods having high sulfide stress cracking resistance  
Low alloy steel for oil country tubular goods contains, in percentage by mass, 0.20% to 0.35% C, 0.05% to 0.5% Si, 0.05% to 0.6% Mn, at most 0.025% P, at most 0.01% S, 0.005% to 0.100% Al, 0.8% to...
7648587 Steel product for use as line pipe having high HIC resistance and line pipe produced using such steel product  
A steel product for a line pipe according to the invention has a composition containing, in mass %, C : 0.03% to 0.15%, Si: 0.05% to 1.0%, Mn: 0.5% to 1.8%, P: 0.015% or less, S: 0.004% or less, O:...
7635406 Method for manufacturing a low alloy steel excellent in corrosion resistance  
A low alloy steel, which has a chemical composition by mass %, of C: 0.1 to 0.55%, Si: 0.05 to 0.5%, Mn: 0.1 to 1%, S: 0.0001 to 0.005%, Al: 0.005 to 0.08%, Ti: 0.005 to 0.05%, Cr: 0.1 to 1.5%, Mo:...
7597841 Weld metal excellent in toughness and SR cracking resistance  
Provided is a weld metal for Cr—Mo steels which is suppressed in the formation of ferrite bands and therefore has heightened toughness and tensile strength and at the same time, good SR cracking r...
7387691 Hot forged non-heat treated steel for induction hardening  
A hot forged non-heat treated steel for induction hardening, comprising by mass percent, C: 0.35 to 0.45%, Si: 0.20 to 0.60%, Mn: 0.40 to 0.80%, S: 0.040 to 0.070%, Cr: 0.10 to 0.40%, Ti: 0.020 to...
7338630 Free-cutting steel and fuel injection system component using the same  
The present invention is to provide a free-cutting steel capable of suppressing production of coarse inclusions, and having a high fatigue strength and a desirable machinability. The free-cutting...
7264684 Steel for steel pipes  
A steel for steel pipes which comprises, on the percent by mass basis, C: 0.2 to 0.7%, Si: 0.01 to 0.8%, Mn: 0.1 to 1.5%, S: 0.005% or less, P: 0.03% or less, Al: 0.0005 to 0.1%, Ti: 0.005 to...
7195736 Lead-free steel for machine structural use with excellent machinability and low strength anisotropy  
A lead-free steel for machine structural use with excellent machinability and low strength anisotropy, which does not contain Pb and is equal to or higher than a conventional Pb-containing free...
7014812 Sulfur-containing free-cutting steel for machine structural use  
A sulfur-containing free-cutting steel for machine structural use, containing, in weight percent, 0.10 to 0.55% of C, 0.05 to 1.00% of Si, 0.30 to 2.50% of Mn, not more than 0.15% of P, 0.050 to...
6841123 Rust-resistant calcium steel  
The composition of inclusions and the S concentration in steel are controlled in a manner such that, among the CaO-containing oxide inclusions present in a Ca-containing steel, an equilibrium S...
6838048 Steel for machine structural use and method of producing same  
A steel for machine structural use which comprises, on the percent by mass basis, C: 0.1 to 0.6%, Si: 0.01 to 2.0%, Mn: 0.2 to 2.0%, S: 0.005 to 0.20%, P: not more than 0.1%, Ca: 0.0001 to 0.01%,...
6797231 Steel for machine structural use  
The invention provides a steel for machine structural use, which is excellent in machinability, comprising, in percent by mass, C: 0.1-0.6%. Si: 0.01-2.0%, Mn: 0.2-2.0%, S: 0.005-0.2%, Al: not more...
6783728 Free-cutting steel for machine structural use having good machinability in cutting by cemented carbide tool  
Disclosed is a free-cutting steel for machine structural use which always exhibits desired machinability, particularly, machinability by cutting with cemented carbide tools. This free-cutting steel...
6773661 Free-cutting steel  
Disclosed is a free-cutting steel containing Ti- and/or Zr-carbosulfide as inclusion and having good machinability both in turning and drilling. The free-cutting steel consists essentially of, in...
6761853 Free-cutting tool steel  
A free-cutting tool steel is provided containing Fe and C in an amount of 0.1 to 2.5 wt %, Ti and or Zr where WTi+0.52WZr constitutes 0.03 to 3.5 wt %, and WTi represents Ti content and WZr...
6667005 Corrosion resistant steel  
Disclosed is a corrosion resistant steel having good machinability with sufficient corrosion resistance in the ordinary indoor circumstances and suitable for manufacturing shafts of various small...
6599469 Non-heat treated steel for soft nitriding  
Disclosed is a non-heat treated steel for soft niriding, which can provide forged parts exhibiting equal to or larger than the limit strain at which cracks occur in straightening by bending and...
6596227 Machine structure steel superior in chip disposability and mechanical properties and its method of making  
A machine structure steel superior in chip disposability and mechanical properties which contains sulfide-type inclusions such that those particles of sulfide-type inclusions with major axes not...
6558483 Cu precipitation strengthened steel  
The Cu precipitation strengthened steel of the invention comprises, on the mass percent basis, C: 0.02-0.10%, Mn: 0.3-2.5%, Cu: 0.50-2.0%, Ni: 0.3-4.0% and Ti: 0.004-0.03% and further comprises Si:...
6511553 Steel for steel excellent in workability and method of deoxidizing same  
The present invention provides a steel for steel sheets excellent in workability and showing significantly decreased formation of surface defects, and a method of deoxidizing molten steel for the...
6475305 Machine structural steel product  
The present invention is directed to a steel product for machine structural use having excellent machinability and to a structural steel part for machinery manufactured from the steel product. More...
6464935 Steel for shaft  
A steel for shaft, which has corrosion resistance, machinability, and straightness at substantially the same levels as those of free cutting steel 12L14 plated with Ni, which has conventionally...
6355212 Alloy for corrosion-resistant coatings or surface coatings  
The invention is directed to anti-corrosive alloys and relates in particular to an alloy containing cobalt, chromium, aluminum, yttrium, silicon, a metal from the second main group, together with...
6344093 High tensile strength steel product for high heat input welding, having excellent toughness in heat-affected zone  
A high tensile strength steel product for high heat input welding having excellent toughness in the heat-affected zone and having a tensile strength of at least 490 MPa contains, in terms of...
6299833 Steel composition  
The application describes a steel composition consisting essentially of Carbon 0.50-0.70 weight % Silicon up to 0.40 weight % Manganese 0.55-1.00 weight % Phosphorus 0.030-0.070 weight % Sulphur...
6210496 High-strength high-workability cold rolled steel sheet having excellent impact resistance  
A cold rolled steel sheet having high strength and high formability and having excellent crushing performance can include 0.05-0.40 mass % of C, 1.0-3.0 mass % of Si, 0.6-3.0 mass % of Mn, 0.02-1.5...
6200527 Carbon or low-alloy steel with improved machinability and process of manufacture of that steel  
A carbon or low-alloy steel is provided with improved machinability. The carbon content of the steel is less than 1.5% and the sum of the alloy elements contained therein is less than 9%. The steel...
6162389 High-strength and high-toughness non heat-treated steel having excellent machinability  
A non heat-treated steel of high strength, toughness and machinability which can be used in its as-worked state without calling for any special treatment after working. It contains less than 0.05...
6149862 Iron-silicon alloy and alloy product, exhibiting improved resistance to hydrogen embrittlement and method of making the same  
An alloy and alloy product has about 1.3% to 1.7% by weight concentration of silicon, along with iron, alloying elements, and inevitable impurities and exhibits improved resistance to hydrogen...
6143242 Steel for machine structural use excellent in fracture splitability and fatigue strength  
A steel for machine structural use which realizes excellent fracture splitability and fatigue strength in its as-hot forged formed articles, and which comprises, based on weight, 0.2 to less than...
6117389 Titanium killed steel sheet and method  
Titanium killed steel sheets which are not troubled by nozzle clogging while they are produced in a continuous casting process, have few surface defects caused by cluster-type inclusions, and are...
6036790 Non-tempered steel for mechanical structure  
The medium carbon, microalloyed forging steel for machine structural use has a small deformation upon fracture in a hot-rolled, hot-forged, or any other hot-worked state, has an inexpensive...
5855845 Low alloy steel for the manufacture of molds for plastics  
Steel for the manufacture of molds for injection molding of plastics, wherein its chemical composition contains, by weight: 0.35%≤C≤0.5%, 0%≤Si≤0.5%, 0.2%≤Mn≤2.5%, 0%≤Ni≤4%, 0%≤Cr≤4%, 0%≤Mo...
5711914 Rail steel  
The properties of conventional steels for rails, check rails and railroad rolling components can be improved by small amounts of tellurium. This applies particularly to the wear resistance and the...
5643532 Corrosion-resistant spring steel  
A spring steel of medium strength and sufficient corrosion resistance prepared by simple procedures, and therefore, at a low cost, is provided. The spring steel has the alloy composition of: C...
5518685 Steel for carburized gear  
A steel for darburized gear having softening resistance, consisting essentially of, in weight percentages, 0.18 to 0.25% C, 0.45 to 1.00% Si, 0.40 to 0.70% Mn, 0.30 to 0.70% Ni, 1.00 to 1.50% Cr,...
5470528 Low decarburization spring steel  
A low decarburization spring steel consisting essentially of, in weight percentages, 0.40 to 0.75% C, 0.15 to 2.50% Si, 0.30 to 1.20% Mn, 0.005 to 0.100% Al and 0.005 to 0.100% Se, and optionally...
5403545 Bearing steel  
A bearing steel having long rolling life comprising, by weight, 0.65 to 0.90% of C, 0.15 to 0.50% of Si, 0.15 to 1.0% of Mn and 2.0 to 5.0% of Cr, and the balance of Fe. Austenite grain size can be...
5372778 Electromagnetic stainless steel  
An electromagnetic stainless steel consists essentially of not more than 0.015 wt % of C, not more than 3.0 wt % of Si, not more than 0.5 wt % of Mn, not more than 0.030 wt % of P, not more than...
5362338 Non-heat treating steel for hot forging  
A non-heat-treating steel for hot forging which does not require heat treatment and still yields high static strength, toughness and fatigue resistance only by air cooling after hot forging. The...
5310432 Toothed wheel for use in automobiles and its manufacturing method  
A toothed wheel for use in automobiles and a method for its manufacture are disclosed. The toothed gear is of a dish-shaped disk having a thickened peripheral edge portion in an outer and/or inner...
5244626 Hot work die block  
A low alloy steel product having high hardenability and good machaniability in the presence of a relatively low S content, and utilizing minimal quantities of the currently expensive elements Ni...
5232660 Nitrogen steel and method of manufacture thereof  
A low alloy steel having a medium carbon content, and less than about 5% and less than about 1% Mn, which has hardenability approaching unity derived from the presence of N in an amount of from...
5223049 Steel for induction hardening  
A steel having such a good machinability that it can be directly cut without being annealed and a good induction hardenability. The steel consists essentially of C: 0.37-0.45%, Si: up to 0.35%, Mn:...
Matches 1 - 50 out of 146 1 2 3 >