GB362314A - Improvements relating to mandrels for tube rolling mills - Google Patents
Improvements relating to mandrels for tube rolling millsInfo
- Publication number
- GB362314A GB362314A GB12394/31A GB1239431A GB362314A GB 362314 A GB362314 A GB 362314A GB 12394/31 A GB12394/31 A GB 12394/31A GB 1239431 A GB1239431 A GB 1239431A GB 362314 A GB362314 A GB 362314A
- Authority
- GB
- United Kingdom
- Prior art keywords
- mandrels
- tube rolling
- hard metal
- improvements relating
- rolling mills
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
Abstract
362,314. Rolling-mandrels. KRUPP AKT.-GES., F., Essen, Germany. April 27, 1931, No. 12394. Convention date, May 15, 1930. [Class 83 (iv).] The head of a mandrel for tube rolling-mills is built up of replaceable co-axial solids of revolution, that part which is subjected to the greatest wear being formed of hard metal such as a tungsten carbide alloy. A hard metal annular portion B with convex conical ends, is secured against a carrier plate A mounted on the main mandrel shaft by a nose portion C of steel screwed on to a central rod a<2> integral with the plate A. Tommy holes c<1> facilitate tightening.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE362314X | 1930-05-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB362314A true GB362314A (en) | 1931-12-03 |
Family
ID=6304781
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB12394/31A Expired GB362314A (en) | 1930-05-15 | 1931-04-27 | Improvements relating to mandrels for tube rolling mills |
Country Status (3)
Country | Link |
---|---|
BE (1) | BE379417A (en) |
FR (1) | FR716062A (en) |
GB (1) | GB362314A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4598743A (en) * | 1981-12-01 | 1986-07-08 | Aktiebolaget Electrolux | Filling nozzle |
EP1857193A1 (en) * | 2006-05-16 | 2007-11-21 | SMS Meer GmbH | Method for hot rolling seamless pipes on an inner tool and inner tool |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2422500A (en) * | 1945-07-19 | 1947-06-17 | Carboloy Company Inc | Method of making mandrels |
-
0
- BE BE379417D patent/BE379417A/xx unknown
-
1931
- 1931-04-27 FR FR716062D patent/FR716062A/en not_active Expired
- 1931-04-27 GB GB12394/31A patent/GB362314A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4598743A (en) * | 1981-12-01 | 1986-07-08 | Aktiebolaget Electrolux | Filling nozzle |
EP1857193A1 (en) * | 2006-05-16 | 2007-11-21 | SMS Meer GmbH | Method for hot rolling seamless pipes on an inner tool and inner tool |
Also Published As
Publication number | Publication date |
---|---|
BE379417A (en) | |
FR716062A (en) | 1931-12-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB145643A (en) | Improvements in ordnance | |
GB362314A (en) | Improvements relating to mandrels for tube rolling mills | |
GB805690A (en) | Improvements relating to stands for rolling mills | |
GB416554A (en) | Rolling mills of the overhung type | |
US3535904A (en) | Rolling mills | |
US950500A (en) | Car-wheel. | |
GB363942A (en) | Improvements relating to mandrels | |
CN208879347U (en) | A kind of aluminum pipe rolling mill roll | |
GB480395A (en) | Improvements in and relating to blast nozzles for supplying granular material | |
GB1252549A (en) | ||
GB191000610A (en) | Improvements in Rollers for use in Rolling, Crushing, and Grinding Mills or the like. | |
GB107364A (en) | Improvements in Pilger or Step by Step Rolls. | |
GB187904A (en) | Improvements in crusher rolls | |
GB714871A (en) | Improvements in hammer pistons and tools provided therewith | |
SU808172A1 (en) | Piercing mill mandrel | |
GB531144A (en) | Improvements in or relating to ring dies or roll passes for the reduction of metal articles of circular section | |
GB117514A (en) | Improvements in or relating to Punches for use in Cupping Metal and like Blanks. | |
US108682A (en) | Improvement in pistons | |
GB191311442A (en) | Improvements in Apparatus for the Manufacture of Metallic Rings or Hoops. | |
GB402318A (en) | Improvements in or relating to skew rolling mills for the production of thin-walled tubes by longitudinal elongation of hollow bodies | |
GB214329A (en) | Improvements relating to boring, facing and like machines | |
GB250560A (en) | Improvements relating to steel alloys | |
GB294103A (en) | ||
GB273575A (en) | Improvements relating to the production of rollers for tube rolling mechanisms | |
GB559404A (en) | Improvements in tool holding means for drop stamps and other metal working machines |