This invention relates to the heat treating of steel, and particularly to a method of hardening stainless steel. This application is a continuation-in-part of my copending applications Serial Nos. 296,586 and 296,587, which were filed September 26, 1939, entitled Heat treating furnaces, now....
METHOD OF HEAT TREATING STEELA method of heat treating a steel workpiece may include two heat treatment stages. In the first stage, the steel workpiece may be heated to a first temperature greater than or equal to its A 1 temperature, but less than its A 3 temperature to transform the ...
Pennsylvania Steel Corporation adds value during the manufacturing process, this is why we offer alloy steel heat treating & hardening services. Contact us today!
Byington Steel Treating, Inc. provides a full range of metal heat treating services and metal tempering.
摘要: PROBLEM TO BE SOLVED: To provide a highly efficient heat-treating method and its heat-treating facility with which raising speed of temperature in a thick steel plate is improved and uniformity of the temperature thereof can sufficiently be secured....
The third in a series of articles on heat treatment, this month's offering looks at the heat treatment procedure, its principles and why heat treatment is necessary for steel.
Heat treating:(as done by Paul Bos) AST-34 is a secondary hardening steel. That means it gets harder with the freezing and tempering, usually gaining 2 -3 Rc points. Heat to 1975 ℉and soak for 40 minutes. Quench in Argon or rapid quench in air, straighten as necessary before freezing...
PROBLEM TO BE SOLVED: To provide a steel member for seat belt parts having such toughness that breakage and cracks are hard to be generated and moreover to provide a heat treating method therefor. ;SOLUTION: This steel member is used as parts 8 for holding a belt 2 on the inside of a...
A heat treatment method of heat-treating a steel tube provides the steel tube with satisfactory workability and high pressure resistance capable of coping with a recent increasing t
专利名称：METHOD FOR HEAT TREATING STEEL 发明人：OISHI YUKIHIRO,大石 幸広,KAWABE NOZOMI,河部 望,MURAI TERUYUKI,村井 照幸申请号：JP特願平10-146512 申请日：19980511 公开号：JP特開平11-323445A 公开日：19991126 专利内容由知识产权出版社提供 摘要：Array 申请人：SUMITOMO ELECTRIC IND LTD,住友電気...