SU487147A1 - Method of making thin-walled welded pipes - Google Patents
Method of making thin-walled welded pipesInfo
- Publication number
- SU487147A1 SU487147A1 SU1780348A SU1780348A SU487147A1 SU 487147 A1 SU487147 A1 SU 487147A1 SU 1780348 A SU1780348 A SU 1780348A SU 1780348 A SU1780348 A SU 1780348A SU 487147 A1 SU487147 A1 SU 487147A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- making thin
- welded pipes
- walled welded
- walled
- pipes
- Prior art date
Links
Landscapes
- Heat Treatment Of Articles (AREA)
Description
3 на мерные длпны, упрочнение торцов трубы, термическую обработку в проходных печах и обрезку концов, отличающийс тем, что, с целью упрощени технологии, упрочнение торцов производ т путем механической обра-5 ботки. 4 2. Способ но и. 1, отличающийс тем, что упрочнение производ т путем закатки концевых участков внутрь трубы, 3. Способ по пп. 1 и 2, отличающийс тем, что упрочнение производ т одновременно с разделением на мерные длины.3 for dimensional dimpling, hardening of the pipe ends, heat treatment in continuous furnaces and trimming of the ends, characterized in that, in order to simplify the technology, the hardening of the ends is performed by mechanical shaping. 4 2. Method and. 1, characterized in that the hardening is carried out by rolling in the end portions inside the pipe; 3. The method according to claims. 1 and 2, characterized in that the hardening is carried out simultaneously with the division into measured lengths.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU1780348A SU487147A1 (en) | 1972-04-29 | 1972-04-29 | Method of making thin-walled welded pipes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU1780348A SU487147A1 (en) | 1972-04-29 | 1972-04-29 | Method of making thin-walled welded pipes |
Publications (1)
Publication Number | Publication Date |
---|---|
SU487147A1 true SU487147A1 (en) | 1975-10-05 |
Family
ID=20512921
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SU1780348A SU487147A1 (en) | 1972-04-29 | 1972-04-29 | Method of making thin-walled welded pipes |
Country Status (1)
Country | Link |
---|---|
SU (1) | SU487147A1 (en) |
-
1972
- 1972-04-29 SU SU1780348A patent/SU487147A1/en active
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