SU668780A1 - Method of manufacturing tube with internal protecting shell - Google Patents
Method of manufacturing tube with internal protecting shellInfo
- Publication number
- SU668780A1 SU668780A1 SU772486755A SU2486755A SU668780A1 SU 668780 A1 SU668780 A1 SU 668780A1 SU 772486755 A SU772486755 A SU 772486755A SU 2486755 A SU2486755 A SU 2486755A SU 668780 A1 SU668780 A1 SU 668780A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- pipe
- shell
- holes
- sheath
- protecting shell
- Prior art date
Links
Landscapes
- Rigid Pipes And Flexible Pipes (AREA)
Description
гипроцилиндров, во втором случае впемент 4 ограничивают от расширени с торцов и попают давление внутрь его, В обоих случа х воздействуют эле ментом 4 на свинцовую оболочку 3 до по влени в отверсти х 2 выпавленного свинца 5, После вто1Х) давление снимают а элемент 4 перемшцают в соседнее положекие , где вновь создают им давление на стенки, и так до тех пор, пока вс свинцова оболочка 3 не будет прижата к трубе 1, а тогда все 2 снаружи заполкшот жидким свишхом 6,in the second case, the tail 4 is limited from the expansion at the ends and the pressure gets inside it. In both cases, the element 4 is exposed to the lead sheath 3 to appear in the holes 2 of the deposited lead 5, After the second pressure is removed and the element 4 is replaced to the next position, where they again put pressure on the walls, and so on until all the leaden sheath 3 is pressed against the pipe 1, and then all 2 outside the container are filled with liquid 6,
Первый случай пригоден дл труб малых диаметров, второй - дл больщих.The first case is suitable for pipes of small diameters, the second - for large ones.
TaJKHM образом, соединение вьщавленного свинца в отверсти х с жидким свинцом , заливаемым в отверсти , создает надежное закрепление свинцовой оболочки со стальной трубой.TaJKHM, by combining lead in holes with liquid lead poured into holes, creates a secure fit for the lead sheath to the steel pipe.
Ожидаемый экономический эффект от использовани предлагаемого способа только в одном кислотном цехе составит в год 30-4О тыс.руб.The expected economic effect from the use of the proposed method in only one acid shop will be 30-4 thousand rubles a year.
4four
ФормулаFormula
3 о б р3 o b
е т е н и et e and
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU772486755A SU668780A1 (en) | 1977-05-16 | 1977-05-16 | Method of manufacturing tube with internal protecting shell |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU772486755A SU668780A1 (en) | 1977-05-16 | 1977-05-16 | Method of manufacturing tube with internal protecting shell |
Publications (1)
Publication Number | Publication Date |
---|---|
SU668780A1 true SU668780A1 (en) | 1979-06-25 |
Family
ID=20709307
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SU772486755A SU668780A1 (en) | 1977-05-16 | 1977-05-16 | Method of manufacturing tube with internal protecting shell |
Country Status (1)
Country | Link |
---|---|
SU (1) | SU668780A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104907537A (en) * | 2015-05-27 | 2015-09-16 | 含山县宏记精工铸造厂 | Chemical engineering conveying pipe |
-
1977
- 1977-05-16 SU SU772486755A patent/SU668780A1/en active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104907537A (en) * | 2015-05-27 | 2015-09-16 | 含山县宏记精工铸造厂 | Chemical engineering conveying pipe |
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