CA986824A - Method of producing quenched and tempered hollow steel structural members of polygonal cross section - Google Patents
Method of producing quenched and tempered hollow steel structural members of polygonal cross sectionInfo
- Publication number
- CA986824A CA986824A CA181,717A CA181717A CA986824A CA 986824 A CA986824 A CA 986824A CA 181717 A CA181717 A CA 181717A CA 986824 A CA986824 A CA 986824A
- Authority
- CA
- Canada
- Prior art keywords
- section
- structural members
- polygonal cross
- hollow steel
- steel structural
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/10—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Articles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US29185472A | 1972-09-25 | 1972-09-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA986824A true CA986824A (en) | 1976-04-06 |
Family
ID=23122143
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA181,717A Expired CA986824A (en) | 1972-09-25 | 1973-09-24 | Method of producing quenched and tempered hollow steel structural members of polygonal cross section |
Country Status (7)
Country | Link |
---|---|
US (1) | US3779817A (ru) |
JP (1) | JPS49123963A (ru) |
CA (1) | CA986824A (ru) |
DE (1) | DE2348152A1 (ru) |
FR (1) | FR2200360B1 (ru) |
GB (1) | GB1398062A (ru) |
IT (1) | IT996728B (ru) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5210095A (en) * | 1975-07-14 | 1977-01-26 | Nippon Telegr & Teleph Corp <Ntt> | Solid laser apparatus |
US5110375A (en) * | 1990-09-20 | 1992-05-05 | Parsons Kevin L | Baton method of heat treating expandable |
DE19838673C1 (de) * | 1998-08-20 | 2000-04-20 | Mannesmann Ag | Verfahren zur Herstellung hochfester und hochzäher Stahlprofilrohre und Anlage zu dessen Durchführung |
EP1718118B1 (en) * | 2004-02-20 | 2009-04-15 | Neturen Co., Ltd. | Method and device for induction heating and hardening apparatus |
DE102016110045A1 (de) | 2016-05-31 | 2017-11-30 | Vallourec Deutschland Gmbh | Verfahren zum Herstellen eines langgestreckten Hohlkörpers aus Stahl mit polygonalem, insbesondere quadratischem oder rechteckigem, Querschnitt |
CN109311071B (zh) * | 2016-05-31 | 2024-03-08 | 瓦卢瑞克德国有限公司 | 用于生产由钢制成且具有多边形,尤其是方形或矩形横截面的细长中空体的方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2222263A (en) * | 1940-03-02 | 1940-11-19 | South Chester Tube Company | Method of heat treatment for pipes |
US2256455A (en) * | 1940-03-30 | 1941-09-16 | Republic Steel Corp | Oil well casing |
US2748039A (en) * | 1951-12-17 | 1956-05-29 | United States Steel Corp | Method of heat treating metallic pipes |
-
1972
- 1972-09-25 US US00291854A patent/US3779817A/en not_active Expired - Lifetime
-
1973
- 1973-09-17 GB GB4356073A patent/GB1398062A/en not_active Expired
- 1973-09-22 JP JP48106559A patent/JPS49123963A/ja active Pending
- 1973-09-24 CA CA181,717A patent/CA986824A/en not_active Expired
- 1973-09-24 IT IT69811/73A patent/IT996728B/it active
- 1973-09-25 DE DE19732348152 patent/DE2348152A1/de active Pending
- 1973-09-25 FR FR7334372A patent/FR2200360B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US3779817A (en) | 1973-12-18 |
JPS49123963A (ru) | 1974-11-27 |
IT996728B (it) | 1975-12-10 |
GB1398062A (en) | 1975-06-18 |
DE2348152A1 (de) | 1974-03-28 |
FR2200360A1 (ru) | 1974-04-19 |
FR2200360B1 (ru) | 1976-05-14 |
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