Matches 251 - 298 out of 298 < 1 2 3 4 5 6


Match Document Document Title
4088511 Steels combining toughness and machinability  
A method for strengthening of carbon and low alloy steels and steels produced thereby wherein a carbon or low alloy steel is partially austenitized to produce a ferrite-austenite mixture, the...
4047979 Heat treatment for improving the toughness of high manganese steels  
The potent hardenability effect of manganese and its relatively low cost and availability make it an attractive candidate for the production of high strength steels, especially in the range of...
4026727 Fatigue resistant steel, machinery parts and method of manufacture thereof  
A steel especially adapted for applications in which high fatigue resistance is required, and having a nominal composition of: C -- from about 0.16 to about 0.28 Mn -- from about 0.50 to about 1.00...
3994754 High elastic-limit, weldable low alloy steel  
This invention provides a manganese steel having a high elastic limit and at the same time a good weldability, its composition comprising, in percentage by weight: Carbon, 0.09 to 0.15; manganese,...
3981752 Method for controlling the temperature of steel during hot-rolling on a continuous hot-rolling mill  
Method for hot-rolling carbon and alloy steels in a continuous hot-rolling mill including spraying water onto the surface of the steels at selected locations in the continuous hot-rolling mill...
3960612 Method for producing a low temperature high strength tough steel  
A low temperature high strength tough steel is provided by effecting a series of heat treatments at predetermined temperatures.The steel comprises C, Si, Mn, Ni, Mo, Nb, N, Al, and if necessary, V,...
3955971 Alloy steel for arctic service  
A weldable, low-alloy steel for Arctic service consisting essentially of 0.06 to 0.12% carbon, 0.40 to 1.00% manganese, 0.75 to 1.50% nickel, 0.50 to 1.25% chromium, 0.15 to 0.40% molybdenum, and...
3954509 Method of producing low expansion alloys  
A process for producing carbidic low expansion alloy which is especially useful as a cast structure requiring close dimensional tolerances is comprised of about 21 to about 55% nickel, up to about...
3940295 Low expansion alloys  
A carbidic low expansion alloy which is especially useful as a cast structure requiring close dimensional tolerances is comprised of about 21 to about 55% nickel, up to about 18% cobalt, from about...
3907614 Bainitic ferrous alloy and method  
This invention relates to an as-worked bainitic ferrous alloy and to a novel method of processing same to obtain optimum strength and toughness. More particularly, this invention is directed to the...
3897279 Method for the production of high strength notch tough steel  
A fully killed steel having a high yield strength and high notch toughness below 0°F. and containing by weight up to 0.20 percent carbon, at least 0.015 percent columbium and at least 0.75 percent ...
3751307 THERMAL-MECHANICALLY PROCESSED LOW-ALLOY STEEL  
Disclosed is a low carbon-low alloy content steel which is highly respons to thermal-mechanical processing with air hardening capability. The steel is compatible process-wise with typical tool...
3663316 STEEL FOR SAW BLADES  
A sawblade consisting essentially of 0.6-0.9% C, 0.5-1.0% Si, 0.4-1.0% Mn, 0.4-1.0% Cr, 0.2-0.8% Mo, 0.3-1.0% Ni, at least one element in an amount of up to 0.3% selected from the group consisting...
3655465 HEAT TREATMENT FOR ALLOYS PARTICULARLY STEELS TO BE USED IN SOUR WELL SERVICE  
Steel characterized by high yield strength, e.g., over 90,000 p.s.i., is rendered greatly less susceptible to Sulfide Corrosion Cracking in sour oil wells or comparable environments through the use...
3630723 FREE CUTTING STEELS  
This invention relates to free-cutting carbon steels such as S20C steel, S30C steel, S45C and S55C steel as indicated by the Japanese Industrial Standards (or steel Nos. 1020 to 1055 as indicated...
3519499 HEAT TREATED FORGING DIE HAVING A LOW ALLOY CONTENT  
3496034 STEEL RESISTANT TO EMBRITTLEMENT BY NEUTRON RADIATION  
3732127 METHOD OF HEAT PROCESSING ALLOY STEEL TO OBTAIN MAXIMUM SOFTNESS AND UNIFORMITY  
3704183 METHOD FOR PRODUCING A LOW-COST HYPEREUTECTOID BEARING STEEL  
3438822 METHOD OF MAKING FINE-GRAINED STEEL  
3413166 Fine grained steel and process for preparation thereof  
3386862 High strength structural steel  
3379582 Low-alloy high-strength steel  
3328211 Method of manufacturing weldable, tough and high strength steel for structure members usable in the ashot-state and steel so made  
3312534 Tube manufacture  
3309238 Deep drawing of stainless steels, and steel therefor  
3298827 Air hardening bearing steel and bearings made therefrom  
3290183 Method of producing anticorrosion high tensile strength rail  
3266947 Method of heat treating alloy steel rotor forgings  
3264145 Method of heat treating heavy alloy steel forgings  
3262823 Maraging steel  
3254991 Steel alloy and method of making same  
3252840 Super strength steel alloy composition and product and process of preparing it  
3235413 Method of producing steel products with improved properties  
3166407 Alloy steel and cast roll made therefrom  
3165402 Alloy steel and method of heat treatment therefor  
3164495 Ultra high strength alloy steels  
3152020 Fracture tough ultra high strength steel sheets  
3110635 Normalized alloy steels  
3094440 Steels having zinc additives for improved machinability  
3093519 Age-hardenable, martensitic iron-base alloys  
3034379 Composite steel saw blades and method of making the same  
2959506 Low alloy high tensile strength high impact strength steel  
2895861 Process for improving stress corrosion cracking resistance of alloyed steel in hydrogen sulphide atmosphere  
2892745 Oil permeable steel and method for manufacturing the same  
2883281 Air hardening graphitic steel  
2863763 Ductile and tough high strength steel  
2791500 High strength aircraft landing gear steel alloy elements  
Matches 251 - 298 out of 298 < 1 2 3 4 5 6