FIELD: chemistry.
SUBSTANCE: method includes making collars at the ends of cylinders; mandrelling a cylinder opening with allowance of not less than 5% of the diameter thereof; performing axial plastic extension of the cylinder with deformations of 1…2.5%; mandrelling a cylinder opening with allowance of up to 1% of the diameter thereof.
EFFECT: high accuracy of openings in cylinders and generating residual compression stress in cylinders.
2 dwg
Title | Year | Author | Number |
---|---|---|---|
METHOD OF HOLLOW CYLINDERS PROCESSING | 2015 |
|
RU2606145C1 |
METHOD OF MANDRELLING WITH EXPANSION | 2011 |
|
RU2457932C1 |
METHOD OF MANDRELLING WITH COMPRESSION | 2015 |
|
RU2620227C2 |
METHOD OF MANDRELLING WITH COMPRESSION | 2007 |
|
RU2343046C1 |
METHOD FOR MAKING COMPLEX-SHAPED CAVITIES IN TUBULAR BILLETS AND MANDREL FOR MAKING COMPLEX-SHAPED CAVITIES IN TUBULAR BILLETS | 2007 |
|
RU2344895C1 |
METHOD OF RELIEVING RESIDUAL STRAIN IN TUBULAR BLANKS | 0 |
|
SU774904A1 |
SUPPORT FOR BURNISHING WITH AFTER-STRETCHING | 2011 |
|
RU2446922C1 |
TUBE TO TUBE WALLS SECURING METHOD | 2005 |
|
RU2291753C1 |
METHOD OF BURNISHING | 2011 |
|
RU2475348C1 |
TOOL FOR HOLE MANDREL | 0 |
|
SU1766644A1 |
Authors
Dates
2016-01-20—Published
2014-09-30—Filed