JPS5116382B2 - - Google Patents
Info
- Publication number
- JPS5116382B2 JPS5116382B2 JP48074946A JP7494673A JPS5116382B2 JP S5116382 B2 JPS5116382 B2 JP S5116382B2 JP 48074946 A JP48074946 A JP 48074946A JP 7494673 A JP7494673 A JP 7494673A JP S5116382 B2 JPS5116382 B2 JP S5116382B2
- Authority
- JP
- Japan
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B19/00—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work
- B21B19/02—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work the axes of the rollers being arranged essentially diagonally to the axis of the work, e.g. "cross" tube-rolling ; Diescher mills, Stiefel disc piercers or Stiefel rotary piercers
- B21B19/04—Rolling basic material of solid, i.e. non-hollow, structure; Piercing, e.g. rotary piercing mills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B25/00—Mandrels for metal tube rolling mills, e.g. mandrels of the types used in the methods covered by group B21B17/00; Accessories or auxiliary means therefor ; Construction of, or alloys for, mandrels or plugs
- B21B25/04—Cooling or lubricating mandrels during operation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lubricants (AREA)
- Forging (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00272614A US3818733A (en) | 1972-07-17 | 1972-07-17 | Piercing process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4958059A JPS4958059A (cs) | 1974-06-05 |
| JPS5116382B2 true JPS5116382B2 (cs) | 1976-05-24 |
Family
ID=23040544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48074946A Expired JPS5116382B2 (cs) | 1972-07-17 | 1973-07-04 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3818733A (cs) |
| JP (1) | JPS5116382B2 (cs) |
| CA (1) | CA994713A (cs) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2635342C2 (de) * | 1976-08-03 | 1981-09-24 | Mannesmann AG, 4000 Düsseldorf | Presse zum Warmlochen eines Metallblockes |
| JPS5849327B2 (ja) * | 1980-04-21 | 1983-11-04 | 新日本製鐵株式会社 | 管圧延法 |
| JP2900804B2 (ja) * | 1994-10-18 | 1999-06-02 | 日本鋼管株式会社 | プラグ耐用度に優れた継目無鋼管の製造方法 |
| US5778714A (en) * | 1995-05-19 | 1998-07-14 | Nkk Corporation | Method for manufacturing seamless pipe |
| DE19845835C1 (de) * | 1998-09-28 | 2000-03-16 | Mannesmann Ag | Verfahren zur Herstellung eines Zylinders mit einer Auswölbung |
| RU2296019C1 (ru) * | 2005-08-08 | 2007-03-27 | ОАО "Челябинский трубопрокатный завод" | Способ прошивки слитков и заготовок из сплавов на основе титана в гильзы в станах косой прокатки |
| DE102006031564A1 (de) * | 2006-07-07 | 2008-01-10 | Gesenkschmiede Schneider Gmbh | Verfahren zur Herstellung eines rotationssymmetrischen Teils, insbesondere Welle |
| WO2011160109A1 (en) * | 2010-06-18 | 2011-12-22 | National Machine Company | Axle sleeve manufacturing process |
| JP5459347B2 (ja) * | 2012-04-18 | 2014-04-02 | 新日鐵住金株式会社 | 継目無金属管用丸ビレット及び継目無金属管の製造方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1011338A (fr) * | 1949-01-19 | 1952-06-23 | Comptoir Ind Etirage | Procédé de lubrification pour le filage à chaud des métaux |
| US2791924A (en) * | 1951-08-25 | 1957-05-14 | Babcock & Wilcox Co | Rotary piercing processes |
| US2956337A (en) * | 1955-08-24 | 1960-10-18 | Cefilac | Method of boring metals |
| US3335589A (en) * | 1964-10-29 | 1967-08-15 | Cefilac | Hot working of materials |
| GB1281125A (en) * | 1969-02-20 | 1972-07-12 | Kureha Chemical Ind Co Ltd | Regenerative heat exchanger |
-
1972
- 1972-07-17 US US00272614A patent/US3818733A/en not_active Expired - Lifetime
-
1973
- 1973-05-31 CA CA172,952A patent/CA994713A/en not_active Expired
- 1973-07-04 JP JP48074946A patent/JPS5116382B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA994713A (en) | 1976-08-10 |
| US3818733A (en) | 1974-06-25 |
| JPS4958059A (cs) | 1974-06-05 |